C2 hunting: part 2.
C2 hunting: part 2. Hunting for hacker servers by external signs 😁 In the previous part, we talked about how to expand knowledge about hackers' infrastructure u…
"I'm attaching the data in the attachment" 💌
"Attaching the data in the attachment" 💌 Today we have as our guest a small, but no less interesting and experimental reverse shell for Linux. Although it's har…
(Ex)Cobalt in container
(Ex)Cobalt in a Container 🛂 During the response to a computer incident, the PT ESC IR team established the fact that attackers had gained a foothold in Docker c…
Your hash, please… Thank you!
Your hash, please… Thank you! 🙏 In early January, we discovered a file that drew attention for its content and structure. An examination of the document's metad…
Lok'tar ogar!
Lok'tar ogar! 👺 In today's world, attacks aimed at gaining initial access have become more sophisticated. Threat actors use multi-stage payloads, which allows t…
One lazy driver
🚘 One lazy driver Recently, the PT ESC cyber intelligence group discovered an executable file with an "unusual" name, reinforced by a distinctive PDF file icon…
Can Stalin control your computer?
🥸 Can Stalin control your computer? Probably not. But PowerStalin definitely can. Recently, we came across a malicious PowerShell script that its author affecti…
PrevedMedved 👋 — it's Lumma Stealer again
PrevedMedved 👋 — it's Lumma Stealer again In mid-November, the PT ESC cyber threat intelligence team recorded a campaign distributing the malware Lumma Stealer…
TaxOff: it seems you have… a backdoor
📑 TaxOff: looks like you have… a backdoor In the third quarter, specialists from the TI department of the Positive Technologies Expert Security Center (PT Exper…
Copy, copy, can you hear us?
Over, over, can you hear us? 😲 Despite the fact that hackers have recently gotten lazy and increasingly don't develop anything of their own, original attack ide…
Cloud services from the operator "MeHaFon"
📲 Cloud services from the "MeHaFon" operator News from the field: the PT ESC team is observing a new campaign by the Cloud Atlas group targeting government orga…
Stealer infection: a new USB strain
Stealer infection: a new USB strain 👾 Today we're going to talk about an unusual modification of the WorldWind stealer that we discovered. It is a real, bona fi…