Sigma rule: Lazarus Loaders

A detection rule from the SigmaHQ repository, shown as its author published it. Dataset version ref-37b42f581c6b, updated 2023-03-10T00:00:00.000Z.

SigmaHQ marks this rule as deprecated.

Rule

Title
Lazarus Loaders
Status
deprecated
Level
critical
Author
Florian Roth (Nextron Systems), wagga
Date
2020/12/23
Modified
2023/03/10
File
deprecated/windows/proc_creation_win_apt_lazarus_loader.yml
Commit
ccbb0369507f796db0b0ae6854c8a2be471b9d84

Detects different loaders as described in various threat reports on Lazarus group activity

Log source

product
windows
category
process_creation

Detection

selection_cmd1:
    CommandLine|contains|all:
        - 'cmd.exe /c '
        - ' -p 0x'
selection_cmd2:
    CommandLine|contains:
        - 'C:\ProgramData\'
        - 'C:\RECYCLER\'
selection_rundll1:
    CommandLine|contains|all:
        - 'rundll32.exe '
        - 'C:\ProgramData\'
selection_rundll2:
    CommandLine|contains:
        - '.bin,'
        - '.tmp,'
        - '.dat,'
        - '.io,'
        - '.ini,'
        - '.db,'
condition: ( selection_cmd1 and selection_cmd2 ) or ( selection_rundll1 and selection_rundll2 )

False positives (as the rule lists them)

  • Unknown

Tags

  • attack.g0032
  • attack.execution
  • attack.t1059

MITRE ATT&CK ids this rule names

References

Read on 2026-11-03T00:58:21.399Z under licence sigma-drl-1.1@d5f4c36a from https://github.com/SigmaHQ/sigma/blob/ccbb0369507f796db0b0ae6854c8a2be471b9d84/deprecated/windows/proc_creation_win_apt_lazarus_loader.yml

Sources and licences

  • SigmaHQ

    "Lazarus Loaders" by Florian Roth (Nextron Systems), wagga (SigmaHQ). Rule: https://github.com/SigmaHQ/sigma/blob/ccbb0369507f796db0b0ae6854c8a2be471b9d84/deprecated/windows/proc_creation_win_apt_lazarus_loader.yml.
    Licensed under the Detection Rule License (DRL) 1.1: https://github.com/SigmaHQ/Detection-Rule-License

    Detection Rule License (DRL) 1.1

Cite this page

Dragons Eye Ransomware Tracker, "Sigma rule: Lazarus Loaders",
entity page, dataset version ref-37b42f581c6b, updated 2023-03-10T00:00:00.000Z,
https://ransomware-tracker.com/detections/sigma/7b49c990-4a9a-4e65-ba95-47c9cc448f6e (accessed 2026-11-03).
Underlying source: SigmaHQ rule 7b49c990-4a9a-4e65-ba95-47c9cc448f6e, commit ccbb0369507f796db0b0ae6854c8a2be471b9d84.

Pages change. The dataset version identifies the data, but no archive of old versions is kept, so this citation cannot be replayed later.