Resources
Providing you the latest industry-specific news and insights.
Sodinokibi Labels Keys with “Black Lives Matter”
OVERVIEW Since January 2020, the Arete IR practice has responded to forty-one (41) Sodinokibi engagements. The industry has seen two big changes with Sodinokibi/REvil from their shift to exfiltrating data as of January 2020, and more, recently with…
Read moreUS Government Alerts of Imminent Attacks Against the Healthcare Sector by Trickbot Group
EXECUTIVE SUMMARY Last week, the Cybersecurity and Infrastructure Security Agency (CISA) in collaboration with the Federal Bureau of Investigation (FBI), and the Department of Health and Human Services (HHS) released the following alert: AA20-302A…
Read moreAKO Ransomware – Analysis
EXECUTIVE SUMMARY Since January 2020, Arete’s incident response (IR) team has responded to various AKO ransomware engagements. Recently, we have encountered these specific attacks against the Finance, Healthcare, and Manufacturing sectors. This…
Read moreConti Ransomware is the New Ryuk?
BACKGROUND Based on analysis of Conti ransomware, which was originally spotted in the wild in February of this year, the Arete Threat Intelligence team believes that this variant is being operated by the same group that conducted Ryuk…
Read moreUniversal Encryption
Ransomware variants like Ryuk, WastedLocker, and Dopplepaymer are also file level encryption. These groups will gain access to the network and perform reconnaissance to identify the victim, understand their business, identify critical systems, and…
Read moreSystem Specific Encryption
Ransomware variants like Phobos, Dharma or CryLock are file level encryption. The TA gains access to the system, copies specific encryption executables onto the systems then runs the executables to encrypt the files. The results are files with a new…
Read moreRemote Access and IoT Search Engines
Recently, Arete Incident Response Tiger Teams (“Arete IR”) have responded to an increased volume of ransomware incidents involving the Sodinikibi, Phobos, and Dharma ransomware variants. The threat actors deploying these variants are known to use…
Read moreMonero- Overview & Quick Facts
OVERVIEW Recently, the threat group behind Sodinokibi ransomware publicly announced the switch from Bitcoin to accepting only Monero payments. The switch was motivated largely by the fact that Monero is inherently more difficult for law…
Read moreMaze Ransomware: Is Posting Data Counterproductive?
Ransomware incidents dominated INFOSEC news in 2019. Penetration methods continued to evolve, attacks became more targeted and ransom demands continued to rise. A major shift in attacker tactics happened in early December when the group behind the…
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