Emerging Threathightest

Diamond Sleet APT DLL Sideloading Indicators

Detects DLL sideloading activity seen used by Diamond Sleet APT

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Launch
Nasreddine Bencherchali (Nextron Systems)Created Tue Oct 24d1b65d98-37d7-4ff6-b139-2d87c1af30422023
Emerging Threat
Active Threat

Developed to detect an active or emerging threat. Prioritize investigation of any alerts and correlate with threat intelligence.

Log Source
WindowsImage Load (DLL)
ProductWindows← raw: windows
CategoryImage Load (DLL)← raw: image_load
Detection Logic
Detection Logic2 selectors
detection:
    selection_1:
        Image|endswith: ':\ProgramData\clip.exe'
        ImageLoaded|endswith: ':\ProgramData\Version.dll'
    selection_2:
        Image|endswith: ':\ProgramData\wsmprovhost.exe'
        ImageLoaded|endswith: ':\ProgramData\DSROLE.dll'
    condition: 1 of selection_*
False Positives
Unlikely

False positives are unlikely for most environments. High confidence detection.

Rule Metadata
Rule ID
d1b65d98-37d7-4ff6-b139-2d87c1af3042
Status
test
Level
high
Type
Emerging Threat
Created
Tue Oct 24
Path
rules-emerging-threats/2023/TA/Diamond-Sleet/image_load_apt_diamond_sleet_side_load.yml
Raw Tags
attack.defense-evasionattack.persistenceattack.privilege-escalationattack.t1574.001detection.emerging-threats
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