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File · UNC5325 · Unknown · assessed origin China · misp-galaxy · refreshed 2026-10-06

UNC5325

sigil · no ATT&CK coverage stated

What changed

ledger · newest first
  1. 2026-10-18todaynew CVE2 new CVEs: CVE-2024-21887, CVE-2024-21893

Analyst brief

misp-galaxy

UNC5325 is a suspected Chinese cyber espionage operator that exploited CVE-2024-21893 to compromise Ivanti Connect Secure appliances. UNC5325 leveraged code from open-source projects, installed custom malware, and modified the appliance's settings in order to evade detection and attempt to maintain persistence. WOOLTEA, PITSTOP, PITDOG, PITJET, and PITHOOK.

WOOLTEA and PITHOOK with malware leveraged by UNC3886. Mandiant assesses with moderate confidence that UNC5325 is associated with UNC3886.

CVEs UNC5325 is cited as exploiting

1 on CISA KEV
  1. CVE-2024-21887KEV2026-10-17
    1. “details zero-day exploitation of CVE-2024-21893 and CVE-2024-21887 by a suspected China-nexus espionage actor that Mandiant tracks as UNC5325.”

      cited as exploiting · source: cloud.google.com ↗ · 2026-10-17

  2. CVE-2024-218932026-10-17
    1. “details zero-day exploitation of CVE-2024-21893 and CVE-2024-21887 by a suspected China-nexus espionage actor that Mandiant tracks as UNC5325.”

      cited as exploiting · source: cloud.google.com ↗ · 2026-10-17

Each line is what a source says, quoted, with the source linked under it. A citation is a source's claim, not our confirmation: read the source before you act on it.

Detections

3 rules · Sigma · QRadar · Cortex

  1. CVE exploitation

    CVE-2024-21887 exploitation attempt

    CVE-2024-21887 · UNC5325 · UNC5330 · UNC5337 · UTA0178 · WARP PANDA

    T1190conf 90SIGAQLXQL

Generated by skopnix from this finding, each with false-positive notes. Open the list →

Take it with you

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References

1 source
  1. 1.mandiant.com/resources/blog/investigating-ivanti-exploitation-persi…

Track UNC5325 on the wire.

This dossier is already data: the keyless actor API and a STIX 2.1 bundle. Mentions on the wire reach Telegram and RSS as they land.

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Paste what you run: the CVEs exploited in the wild against it, and who is cited as exploiting them, with the report.

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