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SVCMONDR is a label for a targeted intrusion cluster observed in a Taiwan-focused spear-phishing campaign in December 2015. The activity used malicious Microsoft Office content exploiting CVE-2015-2545 to achieve initial access. In the documented case, a weaponized Web Archive File delivered and executed a Trojan referred to as svcmondr. The malware used encrypted communications and host-derived keying material, indicating deliberate operational security and post-compromise control capability. SVCMONDR is associated with phishing-based delivery and exploitation of a then-recent Office EPS parsing vulnerability as an initial-access vector. The available reporting supports malware execution and command-and-control communications, but does not provide enough corroborated detail to confidently characterize broader tradecraft such as persistence, lateral movement, privilege escalation, or data theft. The cluster was discussed alongside other actors that adopted CVE-2015-2545 during the same period, but there is no high-confidence attribution in the available facts to a specific nation-state or larger intrusion set beyond the SVCMONDR label itself.
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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.
Sectors the actor has been observed targeting.
Geographies tied to known operations.
2 distinct techniques observed across reporting, grouped by tactic. Hover any cell for the evidence excerpt; click through for MITRE's full description.
1 CVE this actor has used in observed campaigns. 1 of them exploited in the wild.
8 indicators attributed to this actor: domains, IPs, hashes, and other artifacts pulled from reporting. View more in app.
2 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.
One of multiple APT groups reported exploiting CVE-2015-2545 via crafted EPS files to achieve code execution.
Activity cluster observed targeting Taiwan (and with victims in Thailand) using spear-phishing WAF/Office content exploiting CVE-2015-2545 to drop svcmondr.exe; possible but unconfirmed linkage to Temper Panda/admin@338 based on infrastructure and 'PdPD' marker overlap.
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.