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XWorm CV Lure in Russian ICS Q4 2025: Detection & IOCs

Kaspersky's Russia ICS report ties a CV-disguised XWorm lure to its October 2025 peak, with 9 detection rules, 8 IOCs and a free Splunk SPL rule.

Read the full threat intel for Kaspersky ICS CERT: Threat Landscape for Industrial Automation… →

Chapters

  1. 0:00The hookAbout 15.6 percent of Russian industrial systems.
  2. 0:05The storyResume-themed phishing targeted industrial organizations.
  3. 0:13Attack pathEmails disguise XWorm as resume attachments with obfuscation.
  4. 0:28AttributionNo threat actor is attributed.
  5. 0:32Indicators of compromise1 indicator to hunt: 1 file name.
  6. 0:38MITRE ATT&CK techniques8 ATT&CK techniques, from initial access to impact.
  7. 0:43Remediation3 steps now: Block executable attachments at the email gateway.
  8. 0:50Detection rules9 detection rules, in SPL, KQL and Sigma.
Transcript

0:00About 15.6 percent of Russian industrial systems.

0:05Resume-themed phishing targeted industrial organizations.

0:09A worm-backdoor grants remote control and persistence.

0:14Emails disguise XWorm as resume attachments with obfuscation.

0:18Opening it grants persistence and remote control.

0:21It spreads via removable media and launches cryptominers.

0:28No threat actor is attributed. Confidence: low.

0:331 indicator to hunt: 1 file name.

0:388 ATT&CK techniques, from initial access to impact.

0:433 steps now: Block executable attachments at the email gateway.

0:519 detection rules, in SPL, KQL and Sigma.

0:56Threadlinqs. The unified security engineering platform.