FaceXInjector
Hunt this family in your stack
Mallory pivots from this family to the IOCs, detections, and named campaigns that touch your stack, and pages you when something new lands.
Groups observed using it
1 distinct threat actor attributed by public researchers. Open in Mallory to see the full evidence chain and overlapping campaigns.
FaceXInjector is a C# injection tool stored in an XML file, compiled and executed by the Microsoft MSBuild utility, and used to exclusively execute HiddenFace.
Techniques & procedures
6 distinct techniques documented for this family, organized by ATT&CK tactic.
Execution
3 techniques
Execution
Persistence
2 techniques
Persistence
Privilege Escalation
2 techniques
Privilege Escalation
Stealth
3 techniques
Stealth
Recent activity
3 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.
Injection tool compiled and executed with MSBuild by MirrorFace during Operation AkaiRyū.
A C# injection tool compiled and run via MSBuild to inject and execute HiddenFace.
A loader used in the HiddenFace execution chain. It is launched via MSBuild with a malicious XML file, reads the encrypted HiddenFace payload, decrypts/builds it, and executes it.
The version that knows your environment.
Match every observed IP, domain, and hash against your live telemetry.
Named campaigns wielding this family, with evidence pinned to each claim.
CVEs this family uses for access and lateral movement.
YARA, Sigma, Snort, and vendor rules, auto-deployed to your SIEM.
Every documented technique, ranked by evidence weight.
Reddit, Mastodon, and CTI community discussion around this family.