Related by context. Frequent words. (Click for all words.) 60 executable file 57 exe file 56 malicious payload 55 TCP port 55 ZIP file 55 executable code 54 SMTP 54 rogueware 54 Storm Worm 53 SMTP server 53 backdoor Trojan 53 viruses 53 Downadup 53 malicious code 53 executable files 52 Java applet 52 whitelists 51 webserver 51 worm 51 trojan 51 ZIP files 51 iFrame 50 HTTP server 50 DNS server 50 shortened URLs 50 malware 50 Social Connector 50 plaintext 49 HTTP requests 49 Bredolab 49 Bagle 49 usernames passwords 49 Zeus Trojan 49 Nmap 48 Trojan horses 48 MyDoom worm 48 keystroke logger 48 SpamAssassin 48 Sober worm 48 Vishing 48 Sobig.F 48 Koobface 48 iframe 48 FTP server 47 botnets 47 Successful exploitation requires 47 reCAPTCHA 47 botnet 47 daemon 47 Scareware 47 stylesheet 47 retroviruses 47 crimeware 47 spambot 47 SmartScreen 46 autoresponder 46 spam mails 46 rootkit 46 MyDoom 46 Mytob 46 decrypts 46 autorun 46 ransomware 46 Captcha 46 CAPTCHAs 46 honeypots 46 AutoRun 46 Barracuda Spam Firewall 46 BitTorrent protocol 46 specially formatted 46 URL shortener 46 Sobig 46 Mydoom 46 infect 46 shellcode 46 Schmugar 46 hostname 46 insecurely 45 executables 45 Simple Object Access 45 keylogger 45 subdomain 45 MyDoom virus 45 viral particles 45 bot 45 document.write 45 lentivirus 45 Storm botnet 45 IronMail 45 DKIM 45 subnet 45 Trojan horse 45 GreenBorder 45 Gumblar 45 browser toolbar 44 sender 44 unique identifier 44 trojan horse 44 WiiConnect# 44 webmail 44 B. anthracis