Nyxem alert status raised

We’re raising the alert status on Nyxem.e from green to orange. This is not based on any sudden upsurge in infections. Rather, it’s because we’re approaching the trigger date for the worm’s destructive payload: you may recall that it erases data on the 3rd of every month. Treat this as a friendly reminder, and check that your anti-virus protection is up to date.

Nyxem alert status raised

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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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