System Drawing DLL Load

testlow
log source: windows · image_loadauthor Roberto Rodriguez (Cyb3rWard0g), OTR (Open Threat Research)date 2020-05-02
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description

What this is, in brief.

Detects processes loading "System.Drawing.ni.dll". This could be an indicator of potential Screen Capture.

02

tags

attack.collectionattack.t1113detection.threat-hunting
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rule source (YAML)

title: System Drawing DLL Load
id: 666ecfc7-229d-42b8-821e-1a8f8cb7057c
status: test
description: Detects processes loading "System.Drawing.ni.dll". This could be an indicator of potential Screen Capture.
references:
    - https://github.com/OTRF/detection-hackathon-apt29/issues/16
    - https://github.com/OTRF/ThreatHunter-Playbook/blob/2d4257f630f4c9770f78d0c1df059f891ffc3fec/docs/evals/apt29/detections/7.A.1_3B4E5808-3C71-406A-B181-17B0CE3178C9.md
author: Roberto Rodriguez (Cyb3rWard0g), OTR (Open Threat Research)
date: 2020-05-02
modified: 2023-02-22
tags:
    - attack.collection
    - attack.t1113
    - detection.threat-hunting
logsource:
    product: windows
    category: image_load
detection:
    selection:
        ImageLoaded|endswith: '\System.Drawing.ni.dll'
    condition: selection
falsepositives:
    - False positives are very common from system and third party applications, activity needs to be investigated. This rule is best correlated with other events to increase the level of suspiciousness
level: low
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detects techniques (1)

ATT&CK techniques this enables or maps to.

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references

External citations — patches, advisories, analysis.