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MITRE ATT&CK® Malware

S0640: Avaddon

Avaddon is ransomware written in C++ that has been offered as Ransomware-as-a-Service (RaaS) since at least June 2020.[1][2]

EnterpriseS0640MalwareObject v1.0Modified
Glexia's Take · Automated analysis

Security context for executives and security teams

Automation confidenceMedium

S0640: Avaddon describes [Avaddon](https://attack.mitre.org/software/S0640) is ransomware written in C++ that has been offered as Ransomware-as-a-Service (RaaS) since at least June 2020.(Citation: Awake Security Avaddon)(Citation: Arxiv Avaddon Feb 2021)

Executive priority

S0640: Avaddon is an official MITRE ATT&CK software. Glexia treats it as defensive behavior context for prioritizing monitoring, control validation, and response planning without using the object by itself as an attribution claim.

Technical view

Security teams should validate S0640: Avaddon by reviewing the official ATT&CK relationships, mapped tactics (the mapped ATT&CK tactic context), supported platforms (Windows), and available local telemetry before making detection or mitigation decisions.

Likely telemetry

  • Official ATT&CK relationships and object metadata
  • Network, endpoint, and security-tool telemetry

Detection direction

  • Validate whether S0640: Avaddon appears in your detection coverage and tabletop scenarios.
  • Use the object to align executive risk language with SOC, incident response, and detection engineering work.
  • Do not treat ATT&CK relationship context as attribution without corroborating evidence.

Mitigation priorities

  • Map the object to existing controls and identify missing telemetry or response ownership.
  • Prioritize mitigations that reduce exposure on the listed platforms and tactics.
  • Review adjacent ATT&CK relationships before changing policy, detections, or reporting language.
Additional notes and limits

Baseline Glexia take generated from the official MITRE ATT&CK STIX object, source hash, tactics, platforms, and detection fields. It is safe to replace with a richer model-generated take for the same source hash later.

This baseline take is source-grounded and schema-validated, but it does not include environment-specific telemetry, incident evidence, or threat-intelligence corroboration.

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Official MITRE ATT&CK definition

Avaddon

Avaddon is ransomware written in C++ that has been offered as Ransomware-as-a-Service (RaaS) since at least June 2020.[1][2]

View the same entry on attack.mitre.org (MITRE-hosted reference; in-page links above use the Glexia ATT&CK library.)

Glexia analysis

How security teams should use this page

Treat this object as behavior context, not an attribution claim. Validate the related groups, software, data sources, and mitigations against official ATT&CK relationships and your own telemetry before making control-coverage decisions.

ATT&CK relationship table

Techniques used

This mirrors the MITRE pattern of making group, software, campaign, and technique relationships scannable. Relationship notes come from mirrored ATT&CK relationship text when available.

17 rows
DomainIDNameRelationship / procedure
EnterpriseT1614.001System Language DiscoverySub-technique

Avaddon checks for specific keyboard layouts and OS languages to avoid targeting Commonwealth of Independent States (CIS) entities.[2]

EnterpriseT1140Deobfuscate/Decode Files or Information

Avaddon has decrypted encrypted strings.[2]

EnterpriseT1489Service Stop

Avaddon looks for and attempts to stop database processes.[2]

EnterpriseT1059.007JavaScriptSub-technique

Avaddon has been executed through a malicious JScript downloader.CitationHornet Security Avaddon June 2020[1]

EnterpriseT1083File and Directory Discovery

Avaddon has searched for specific files prior to encryption.[2]

EnterpriseT1685Disable or Modify Tools

Avaddon looks for and attempts to stop anti-malware solutions.[2]

EnterpriseT1106Native API

Avaddon has used the Windows Crypto API to generate an AES key.CitationHornet Security Avaddon June 2020

EnterpriseT1057Process Discovery

Avaddon has collected information about running processes.[2]

EnterpriseT1490Inhibit System Recovery

Avaddon deletes backups and shadow copies using native system tools.CitationHornet Security Avaddon June 2020[2]

EnterpriseT1548.002Bypass User Account ControlSub-technique

Avaddon bypasses UAC using the CMSTPLUA COM interface.[2]

EnterpriseT1135Network Share Discovery

Avaddon has enumerated shared folders and mapped volumes.[2]

EnterpriseT1047Windows Management Instrumentation

Avaddon uses wmic.exe to delete shadow copies.CitationHornet Security Avaddon June 2020

EnterpriseT1486Data Encrypted for Impact

Avaddon encrypts the victim system using a combination of AES256 and RSA encryption schemes.[2]

EnterpriseT1112Modify Registry

Avaddon modifies several registry keys for persistence and UAC bypass.[2]

EnterpriseT1027Obfuscated Files or Information

Avaddon has used encrypted strings.[2]

EnterpriseT1547.001Registry Run Keys / Startup FolderSub-technique

Avaddon uses registry run keys for persistence.[2]

EnterpriseT1016System Network Configuration Discovery

Avaddon can collect the external IP address of the victim.[1]

Relationship explorer

All related ATT&CK context

Change history

Object version and sync metadata

The fields below describe the current mirrored snapshot. When Glexia retains multiple ATT&CK source imports, you can open the table to compare the same object across releases (hashes and MITRE timestamps). For MITRE’s own release notes and roadmap, see ATT&CK resources — Updates.

ATT&CK release
19.2
Object version
1.0
Created
Modified
Raw hash
b22f1e0178893d0f...
Imported snapshots across ATT&CK releases(2)
ReleaseBundle importedObject versionModifiedStatusRaw hash
19.21.0Current bundleb22f1e017889…
19.11.0Older bundleb22f1e017889…
Raw source

Mirrored ATT&CK source object

The raw object is retained through the mirrored ATT&CK source bundle and object hash. The raw endpoint returns the exact object from the mirrored bundle when available.

Source references

External references and citations

MITRE external references are preserved separately from Glexia analysis so citations remain traceable to their original source records.

  1. [1]
    Awake Security Avaddon

    Gahlot, A. (n.d.). Threat Hunting for Avaddon Ransomware. Retrieved August 19, 2021.

    Open source URL
  2. [2]
    Arxiv Avaddon Feb 2021

    Yuste, J. Pastrana, S. (2021, February 9). Avaddon ransomware: an in-depth analysis and decryption of infected systems. Retrieved August 19, 2021.

    Open source URL
  3. [3]
    mitre-attackS0640
    Open source URL
Source and licensing

Source: MITRE ATT&CK®. © 2026 The MITRE Corporation. This work is reproduced and distributed with the permission of The MITRE Corporation. MITRE ATT&CK and ATT&CK are registered trademarks of The MITRE Corporation. Glexia is not affiliated with or endorsed by MITRE.