Emerging Threatcriticalstable

Potential Russian APT Credential Theft Activity

Detects Russian group activity as described in Global Threat Report 2019 by Crowdstrike

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Launch
Florian Roth (Nextron Systems)Created Thu Feb 21Updated Wed Mar 08b83f5166-9237-4b5e-9cd4-7b5d52f4d8ee2019
Emerging Threat
Active Threat

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

Log Source
WindowsProcess Creation
ProductWindows← raw: windows
CategoryProcess Creation← raw: process_creation

Events generated when a new process is spawned on the system. Covers command-line arguments, parent/child relationships, and process metadata.

Detection Logic
Detection Logic2 selectors
detection:
    selection_xcopy:
        CommandLine|contains|all:
            - 'xcopy /S /E /C /Q /H \\\\'
            - '\sysvol\'
    selection_adexplorer:
        CommandLine|contains|all:
            - 'adexplorer -snapshot "" c:\users\'
            - '\downloads\'
            - '.snp'
    condition: 1 of selection_*
False Positives
Unlikely

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

MITRE ATT&CK

Other

detection.emerging-threats
Rule Metadata
Rule ID
b83f5166-9237-4b5e-9cd4-7b5d52f4d8ee
Status
stable
Level
critical
Type
Emerging Threat
Created
Thu Feb 21
Modified
Wed Mar 08
Path
rules-emerging-threats/2019/TA/Bear-APT-Activity/proc_creation_win_apt_bear_activity_gtr19.yml
Raw Tags
attack.credential-accessattack.t1552.001attack.t1003.003detection.emerging-threats
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