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SECUINFRA_MALWARE_Emotet_Onenote_Delivery_Wsf_Mar23

Detects Microsoft OneNote files used to deliver Emotet (.wsf Payload)

MalwareEmotetSecuInfra Falcon TeamNo licence (all rights reserved)Compiles with YARA-X
Author
SECUINFRA Falcon Team (@SI_FalconTeam)
Date
2023-03-16
Score / Quality
75 / 70

What this rule detects

Detects Microsoft OneNote files used to deliver Emotet (.wsf Payload)

Associated malware family: Emotet.

It defines 7 patterns (5 text, 1 hex, 1 regex).

Summary generated from the rule's metadata and condition.

Rule source

Rule text not reproduced

This rule comes from SecuInfra Falcon Team, which does not grant a licence to redistribute its rules (No licence (all rights reserved)). We show its metadata only. Read the original rule upstream:

View the rule on GitHubOpen the repository

References

Sample hashes

Hashes of samples the author lists in the rule's meta (look them up in your threat-intelligence platform).

  • dd9fcdcaf5c26fc27863c86aa65948924f23ab9faa261562cbc9d65ac80d33d4
  • ca2234b9c6f7c453b91a1ca10fc7b05487f94850be7ac5ea42986347d93772d8
  • b75681c1f99c4caf541478cc417ee9e8fba48f9b902c45d8bda0158a61ba1a2f
  • 7c4591fd03b73ba6d0ec71a3cf89a04bfb4bd240d359117d96834a83727bdcc2

Licence & attribution

Author: SECUINFRA Falcon Team (@SI_FalconTeam)

Source repository: SecuInfra Falcon Team @ 2d7c66d7d1

Licence: No licence (all rights reserved) (repository licence)

Original rule

Mirrored via YARA Forge 20260927, which prefixes rule names with the source and adds normalised meta fields.

Rule id: a9201240-407d-5ca9-b7fd-37372a2e7d2a

Metadata

tlpCLEAR

Related rules

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