DoppelPaymer

Aliases: Pay OR Grief

Malware type
ransomware
Family
Malware family
Profile updated
2026-07-07 12:40:59

Targeted industries: healthcare-and-pharmaceutical government-and-public-sector financial-services manufacturing education-and-nonprofits

Targeted regions: country_code:us country_code:de country_code:gb

Context

Doppelpaymer is a ransomware family that encrypts user data and later on it asks for a ransom in order to restore original files. It is recognizable by its trademark file extension added to encrypted files: .doppeled. It also creates a note file named: ".how2decrypt.txt".

Detection coverage

  • 2 YARA rules

Detection rules

  • CAPE_Doppelpaymer (yara-rule)
  • MALPEDIA_Win_Doppelpaymer_Auto (yara-rule)

Reports & references

  • CrowdStrike — Report2020Crowdstrikeglobalthreatreport (report)
  • CrowdStrike — Double Trouble Ransomware Data Leak Extortion Part 1 (report)
  • secureworks.com — Gold Heron (report)
  • CrowdStrike — Report2021Gtr (report)
  • Microsoft — Human Operated Ransomware Attacks A Preventable Disaster (report)
  • CrowdStrike — How Big Game Hunting Ttps Shifted After Darkside Pipeline Attack (report)
  • cisoclub.ru — Otchet Kompanii Group Ib Ransomware Uncovered 2020 2021 (report)
  • docs.google.com — 1Mi8Z2Tbhmqq5X8Wf Ozv3Dvjz5Sjos 3 (report)
  • i.blackhat.com — Eu 20 Clarke Its Not Finished The Evolving Maturity In Ransomware Operations Wp (report)
  • i.blackhat.com — Eu 20 Clarke Its Not Finished The Evolving Maturity In Ransomware Operations (report)
  • ke-la.com — How Ransomware Gangs Find New Monetization Schemes And Evolve In Marketing (report)
  • ke-la.com — To Attack Or Not To Attack Targeting The Healthcare Sector In The Underground Ecosystem (report)
  • ke-la.com — Zooming Into Darknet Threats Targeting Jp Orgs Kela (report)
  • krebsonsecurity.com — Ransomware Gangs And The Name Game Distraction (report)
  • public.intel471.com — Ransomware As A Service 2020 Ryuk Maze Revil Egregor Doppelpaymer (report)
  • sites.temple.edu — Ci Rw Attacks (report)
  • Broadcom/Symantec — The Ransomware Threat September 2021 (report)
  • vulnerability.ch — Ransomware And Date Leak Site Publication Time Analysis (report)
  • web.archive.org — Otchet Kompanii Group Ib Ransomware Uncovered 2020 2021 (report)
  • bleepingcomputer.com — Three More Ransomware Families Create Sites To Leak Stolen Data (report)
  • cert.ssi.gouv.fr — Certfr 2021 Cti 009 (report)
  • cert.ssi.gouv.fr — Certfr 2021 Cti 009 (report)
  • hornetsecurity.com — Leakware Ransomware Hybrid Attacks (report)
  • paloaltonetworks.com — Unit42 Ransomware Threat Report 2021 (report)
  • pwc.co.uk — What Is Behind Ransomware Attacks Increase (report)

External references