Detectionhightest

Kavremover Dropped Binary LOLBIN Usage

Detects the execution of a signed binary dropped by Kaspersky Lab Products Remover (kavremover) which can be abused as a LOLBIN to execute arbitrary commands and binaries.

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Launch
Nasreddine Bencherchali (Nextron Systems)Created Tue Nov 01d047726b-c71c-4048-a99b-2e2f50dc107dwindows
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:
        CommandLine|contains: ' run run-cmd '
    filter_main_legit_parents:
        ParentImage|endswith:
            - '\cleanapi.exe' # When launched from KES installer
            - '\kavremover.exe' # When launched from kavremover.exe
    condition: selection and not 1 of filter_main_*
False Positives
Unknown

False positive likelihood has not been assessed. Additional context may be needed during triage.

Rule Metadata
Rule ID
d047726b-c71c-4048-a99b-2e2f50dc107d
Status
test
Level
high
Type
Detection
Created
Tue Nov 01
Path
rules/windows/process_creation/proc_creation_win_kavremover_uncommon_execution.yml
Raw Tags
attack.defense-evasionattack.t1127
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