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Mikroceen is a China-linked advanced persistent threat group also referred to as Vicious Panda. It has been observed targeting organizations in Central Asia and is associated with espionage-oriented intrusions against enterprise infrastructure. Public reporting places the group among multiple Chinese threat actors that exploited the Microsoft Exchange ProxyLogon vulnerabilities in 2021. A documented Mikroceen intrusion involved compromise of the Exchange server of a utility company in Central Asia. In post-compromise activity, the group was reported to deploy credential-dumping tooling including modified Mimikatz components, indicating hands-on-keyboard post-exploitation focused on credential access and follow-on network operations. Its observed tradecraft in Exchange exploitation campaigns is consistent with initial access through exploitation of internet-facing server vulnerabilities, followed by persistence via web-shell-style access, credential theft, privilege escalation, and lateral movement opportunities within victim environments. Mikroceen has been described as a long-running actor operating in the broader cluster of Chinese state-aligned intrusion activity. Known naming overlaps in reporting include Vicious Panda. High-confidence public evidence in this context most directly ties the group to Exchange server exploitation and targeting of utility-sector organizations in Central Asia.
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Who, where, and (when attributed) which flag flies behind the operation. Pulled from open-source reporting and Mallory's analyst review.
Attributed origin per open-source reporting.
1 distinct technique observed across reporting, grouped by tactic. Hover any cell for the evidence excerpt; click through for MITRE's full description.
2 malware families attributed to this actor across reporting.
4 CVEs this actor has used in observed campaigns. 4 of them exploited in the wild.
Previously, Eset reported that about five APT groups has been exploiting the four Exchange vulnerabilities - CVE-2021-26855, CVE-2021-26857, CVE-2021-26858, and CVE-2021-27065 ... Security firm Volexity spotted hackers targeting Exchange servers on Jan. 3, when it saw CVE-2021-26855 being exploited.
Previously, Eset reported that about five APT groups has been exploiting the four Exchange vulnerabilities - CVE-2021-26855, CVE-2021-26857, CVE-2021-26858, and CVE-2021-27065
Previously, Eset reported that about five APT groups has been exploiting the four Exchange vulnerabilities - CVE-2021-26855, CVE-2021-26857, CVE-2021-26858, and CVE-2021-27065
Previously, Eset reported that about five APT groups has been exploiting the four Exchange vulnerabilities - CVE-2021-26855, CVE-2021-26857, CVE-2021-26858, and CVE-2021-27065
3 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.
Named as one of several actors associated in the content with attacks involving HawkEye.
Post-patch exploitation of Exchange vulnerabilities against a Central Asian utility; deployed Mimikatz variants for credential theft.
Compromised a utility company's Exchange server in Central Asia as part of the ProxyLogon exploitation activity.
Match sector + geo + tech-stack targeting against your real footprint.
Every observed MITRE ATT&CK technique, grouped by tactic.
Families this actor is known to deploy, with IOCs and behavior.
CVEs this actor has used in known campaigns.
YARA, Sigma, Snort, and vendor rules, auto-deployed to your SIEM.
Domains, IPs, and hashes tied to this actor, refreshed continuously.