This Stealthy Malware Remained Unnoticed for Three Years

  • 29 March 2017
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By Ionut Arghire on March 29, 2017
 
Stealthy command and control methods allowed a newly discovered malware family to fly under the radar for more than three years, Palo Alto Networks security researchers reveal.
 
Dubbed Dimnie, the threat was discovered in mid-January 2017, when it was targeting open-source developers via phishing emails. An attached malicious .doc file contained embedded macro code that executed a PowerShell command to download and execute a file.
 
The first samples pertaining to this malware family dated back to early 2014, but the use of stealthy command and control (C&C) methods, combined with a Russian-focused target base helped the threat remain unnoticed until this year. Dimnie, which attempted a global reach with its January 2017 campaign, is capable of downloading additional malware and stealing information from compromised systems.
 
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