Spora

First seen
2017-01-01 00:00:00
Malware type
ransomware
Family
Malware family
Last IoC activity
2026-05-24 01:58:54
Profile updated
2026-07-07 14:52:07

Targeted industries: financial-services healthcare-and-pharmaceutical retail-and-hospitality

Targeted regions: country_code:ru country_code:us

Context

Spora is a sophisticated ransomware known for encrypting files and offering varied decryption payment options, including partial recovery. It notably does not require an internet connection to function and was first observed in early 2017.

Detection coverage

  • 1 YARA rules

Detection rules

  • MALPEDIA_Win_Spora_Ransom_Auto (yara-rule)

Reports & references

  • gdatasoftware.com — 31666 Ransomware Identification For The Judicious Analyst (report)
  • malpedia.caad.fkie.fraunhofer.de — Win.Spora Ransom (report)
  • github.com — Sporavaccination (report)
  • malware-traffic-analysis.net — Index2 (report)
  • nakedsecurity.sophos.com — How Spora Ransomware Tries To Fool Antivirus (report)
  • blog.malwarebytes.com — Spora Ransomware (report)
  • gdatasoftware.com — 29442 Spora Worm And Ransomware (report)
  • linkedin.com — Spora Ransomware Understanding Hta Infection Vector Kevin Douglas (report)

External references