Malicious GigaWiper Ransomware File Extension .candy

PremiumReviewedSigma · High · v1
Product
windows
Category
file_event
Author
HuntRule
Published
2026-10-13
Updated
2026-10-13

ATT&CK techniques

Impact
  1. Recon

  2. Resource Dev

  3. Initial Access

  4. Execution

  5. Persistence

  6. Priv Esc

  7. Defense Evasion

  8. Cred Access

  9. Discovery

  10. Lateral Movement

  11. Collection

  12. C2

  13. Exfiltration

What it detects

This rule detects creation of files with the .candy extension, the marker appended to encrypted files by the GigaWiper destructive backdoor. A burst of files gaining this extension indicates active data destruction and encryption in progress across the host.

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BlackCat ALPHV Ransomware Execution With access-token Argument
Malicious Akira Ransomware Ransom Note Creation
Malicious INC Ransomware Ransom Note Creation
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Malicious GigaWiper Ransomware File Extension .candy
Pivot detection · T1486 · 9 related

Detection content is published as a reviewed draft. Tune thresholds and exclusions against your own telemetry before enabling this rule for alerting.