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Clasiopa: New Group Targets Materials Research

2023-02-23, Symantec
https://symantec-enterprise-blogs.security.com/threat-intelligence/clasiopa-materials-research
#Atharvan #Clasiopa

Contents

Clasiopa: New Group Targets Materials Research
Group uses distinct toolset but there are few clues to its origins.
A hitherto unknown attack group has been observed targeting a materials research organization in Asia. The group, which Symantec calls Clasiopa, is characterized by a distinct toolset, which includes one piece of custom malware (Backdoor.Atharvan). At present, there is no firm evidence on where Clasiopa is based or whom it acts on behalf.
Clasiopa Tactics, Techniques, and Procedures
The infection vector used by Clasiopa is unknown, although there is some evidence to suggest that the attackers gain access through brute force attacks on public facing servers.
Aside from the distinct toolset used, there were a number of attack hallmarks observed:
- The attackers checked the IP addresses of the computers they were on using: https://ifconfig.me/ip
- An attempt was made to disable Symantec Endpoint Protection (SEP) by stopping the SepMasterService. The result of this query was checked and then …

IoC

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