In an attempt to avoid being spotted by anti-virus programs that look for particular signatures, Bugbear.
However, because it uses a double suffix on the attachment filename, many anti-virus programs should be able to pick it out.
The spam messages have been changed to capitalise on news events and the viral payload has been updated many times to fool anti-virus programs.
The network was also hired out to other cybercriminals who used it to carry out attacks on websites, advertise fake anti-virus programs and send out their own spam and viruses.
Zombie hunting, Perry argues, should be left to the professionals: commercial anti-virus scanning programs.
That ten-month time lag gave the makers of anti-virus software programs time to issue a fix, preventing Chernobyl from spreading as far and wide as last month's Melissa virus - which now looks a harmless prank in comparison.
His company sells anti-virus software and malware protection programs.
The Virus Bulletin tests try to catch out anti-virus software with a variety of malicious programs including bots and worms known to be spreading online, file infectors, polymorphic and macro viruses.
These malware programs get onto your machine, post as anti-virus software, warn you that your computer is full of viruses and needs to be cleaned.
Emotion UI is also pre-installed with a smartphone housekeeper function to support real-time data traffic tracking, automatic blacklisting and blocking, periodical system cleaning, and spontaneous exiting of idle programs and cache cleanup, in addition to anti-virus, energy saving, privacy protection, software management, and more.
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