Email with the subject “Airmail Tracking number #8154506”?

Have you received an email with the subject “Airmail Tracking number #8154506” today? If so, don’t open the attachment as it’s the latest disguise being used by internet hackers to infect your computer with a Trojan horse.

“Airmail express” messages have been seen in large quantities in our spam traps worldwide in the last hour or so.

The emails typically read as follows:

Unfortunately we were not able to deliver postal package you sent on August the 1st in time because the recipient’s address is not correct.
Please print out the invoice copy attached and collect the package at our office

Your support invoice number #3521120850144467

AIRMAIL EXPRESS

Inside the attached archived file, #876712.zip, is a malicious Trojan horse. Sophos has been intercepting the emails as spam with our email gateway filtering products, and has just issued detection for the malware as…

Read more in my article on the Naked Security website.

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Graham Cluley •   @gcluley

Graham Cluley is a veteran of the cybersecurity 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 analyst, he regularly makes media appearances and is an international public speaker on the topic of cybersecurity, hackers, and online privacy. Follow him on Twitter, Mastodon, Bluesky, or drop him an email.