Incidents

Worm.SymbOS.Comwar spotted in the Netherlands

What are the odds?

Last weekend, one of our sales managers was at a trade fair in Amsterdam.
When he received a message asking if he wanted to accept a file via bluetooth, he agreed.

Turns out he had the doubtful honor of being the first to report a sighting of Worm.SymbOS.Comwar.a (also known as Commwarrior.b) ITW in the Netherlands.

So that’s yet another country we can add to the list.

Worm.SymbOS.Comwar spotted in the Netherlands

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Reports

The leap of a Cycldek-related threat actor

The investigation described in this article started with one such file which caught our attention due to the various improvements it brought to this well-known infection vector.

Lazarus targets defense industry with ThreatNeedle

In mid-2020, we realized that Lazarus was launching attacks on the defense industry using the ThreatNeedle cluster, an advanced malware cluster of Manuscrypt (a.k.a. NukeSped). While investigating this activity, we were able to observe the complete life cycle of an attack, uncovering more technical details and links to the group’s other campaigns.

Sunburst backdoor – code overlaps with Kazuar

While looking at the Sunburst backdoor, we discovered several features that overlap with a previously identified backdoor known as Kazuar. Our observations shows that Kazuar was used together with Turla tools during multiple breaches in past years.

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