Velvet Chollima
Velvet Chollima is a North Korean-based threat group that has been active since at least September 2013. This threat group has targeted Korean think tanks and organizations attempting to interrupt North Korean nuclear technology advancement. The group was attributed as the actor behind the Korea Hydro & Nuclear Power Co. compromise.
Other names for this threat
Kimsuki, Kimsuky
This is a collection of rules based on the presence of indicators of compromise publicly reported as associated with this malicious actor.
Suspicious DNS Request - Velvet Chollima Related Domain Observed
Description
This detection identifies a request to resolve a domain publicly reported as associated with this malicious actor. Malicious actors may use compromised websites for malicious purposes.
Recommendation
This alert may have been caused by normal web browsing activity by the end user. Review the alert in question. If necessary, rebuild the host from a known, good source and have the user change their password.
MITRE ATT&CK Techniques
- Acquire Infrastructure - T1583
- Domains - T1583.001
- Compromise Infrastructure - T1584
- Domains - T1584.001
Suspicious Process - Velvet Chollima Related Binary Executed
Description
This detection identifies the execution of a file with a hash publicly reported as associated with this malicious actor. Malicious actors may use common System Administration tools for malicious purposes.
Recommendation
Review the alert in question. If necessary, rebuild the host from a known, good source and have the user change their password.
Suspicious Web Request - Velvet Chollima Related Domain Observed
Description
This detection identifies a request to a domain publicly reported as associated with this malicious actor. Malicious actors may compromise websites for malicious purposes.
Recommendation
This alert may have been caused by normal web browsing activity by the end user. Review the alert in question. If necessary, rebuild the host from a known, good source and have the user change their password.
MITRE ATT&CK Techniques
- Acquire Infrastructure - T1583
- Domains - T1583.001
- Virtual Private Server - T1583.003
- Server - T1583.004
- Compromise Infrastructure - T1584
- Domains - T1584.001
- Virtual Private Server - T1584.003
- Server - T1584.004