Renamed Jusched.EXE Execution

testhigh
log source: windows · process_creationauthor Markus Neis, Swisscomdate 2019-06-04
01

description

What this is, in brief.

Detects the execution of a renamed "jusched.exe" as seen used by the cobalt group

02

tags

attack.executionattack.stealthattack.t1036.003
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rule source (YAML)

title: Renamed Jusched.EXE Execution
id: edd8a48c-1b9f-4ba1-83aa-490338cd1ccb
status: test
description: Detects the execution of a renamed "jusched.exe" as seen used by the cobalt group
references:
    - https://www.bitdefender.com/files/News/CaseStudies/study/262/Bitdefender-WhitePaper-An-APT-Blueprint-Gaining-New-Visibility-into-Financial-Threats-interactive.pdf
author: Markus Neis, Swisscom
date: 2019-06-04
modified: 2023-02-03
tags:
    - attack.execution
    - attack.stealth
    - attack.t1036.003
logsource:
    category: process_creation
    product: windows
detection:
    selection:
        Description:
            - Java Update Scheduler
            - Java(TM) Update Scheduler
    filter:
        Image|endswith: '\jusched.exe'
    condition: selection and not filter
falsepositives:
    - Unknown
level: high
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detects techniques (1)

ATT&CK techniques this enables or maps to.

05

references

External citations — patches, advisories, analysis.