Research

Malicious URLs in .lc Zone

While analyzing suspicious URLs I found out that more and more malicious URLs are coming from.lc domain, which formally belongs to Santa Lucia country located in in the eastern Caribbean Sea.

Our statistics confirm this trend.

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Cybercriminals from different places of the world are actively using this domain, including cybercriminals from Brazil abusing free Web hosting available in that country.

How many legitimate domains at .lc zone have you ever had to visit in your life? If the answer is zero, so maybe it’s time to start filtering access to this domain, especially on the corporate Firewall / Proxy layer.

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Malicious URLs in .lc Zone

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Reports

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.

Lazarus covets COVID-19-related intelligence

As the COVID-19 crisis grinds on, some threat actors are trying to speed up vaccine development by any means available. We have found evidence that the Lazarus group is going after intelligence that could help these efforts by attacking entities related to COVID-19 research.

Sunburst: connecting the dots in the DNS requests

We matched private and public DNS data for the SUNBURST-malware root C2 domain with the CNAME records, to identify who was targeted for further exploitation. In total, we analyzed 1722 DNS records, leading to 1026 unique target name parts and 964 unique UIDs.

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