Malware | WeLiveSecurity


Nymaim – obfuscation chronicles

We look at malware delivered by a campaign that has infected thousands of websites around the world - and the various control flow obfuscation techniques that make its analysis as interesting as it is challenging.

My Back Pages* – Virus Bulletin papers and articles

I recently completed my 14th Virus Bulletin conference paper, co-written with Intego’s Lysa Myers, on “Mac hacking: the way to better testing?” to be presented at the 23rd VB conference in October, in Berlin. The paper itself won’t be available until after the conference, but the abstract is on the Virus Bulletin conference page here.

Versatile and infectious: Win64/Expiro is a cross-platform file infector

Recently, our anti-virus laboratory discovered an interesting new modification of a file virus known as Expiro which targets 64-bit files for infection. File-infecting viruses are well known and have been studied comprehensively over the years, but malicious code of this type almost invariably aimed to modify 32-bit files. One such family of file viruses, called