More contract malware spammed out

Graham Cluley
@gcluley

The start of a new week has brought some minor variations to the contract malware I warned you about on Friday.

The malicious messages that are being spammed out are pretending to be changes to a contract – some related to business activities with well known firms like Johnson & Johnson, Starbucks or Google, and others pretending to be connected with a retirement plan.

Here are a couple of examples:

The dangerous files attached to these emails in the samples we’re seeing in our traps are called contract.zip or New_Contract.zip. Sophos intercepts them as Troj/Invo-Zip.

If you use other vendors’ products, make sure that they are properly updated and capable of stopping these threats.

Read more in my article on the Naked Security website.

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Graham Cluley is a veteran of the anti-virus industry having worked for a number of security companies since the early 1990s when he wrote the first ever version of Dr Solomon's Anti-Virus Toolkit for Windows. Now an independent security analyst, he regularly makes media appearances and is an international public speaker on the topic of computer security, hackers, and online privacy. Follow him on Twitter at @gcluley, or drop him an email.