Incidents

Bagle’s author back at work

It looks as though the Bagle author is back from his vacation. Today we’ve detected several new variants (actually old variants which have been repacked) and they are still coming in.

New malware has been placed on the sites listed in the worms’ bodies, so it maybe that we will see some of these Bagles updating themselves automatically. We’ll keep you posted.

Bagle’s author back at work

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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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