Phoenix
Sigma IntelligenceBeta
Back to Rules
Detectionmediumtest

Remote Access Tool - NetSupport Execution From Unusual Location

Detects execution of client32.exe (NetSupport RAT) from an unusual location (outside of 'C:\Program Files')

Convert In Phoenix Studio

Open this Sigma rule in the converter with the YAML preloaded and ready for backend selection.

Launch
Nasreddine Bencherchali (Nextron Systems)Created Mon Sep 19Updated Sat Nov 2337e8d358-6408-4853-82f4-98333fca7014windows
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:
        - Image|endswith: '\client32.exe'
        - Product|contains: 'NetSupport Remote Control'
        - OriginalFileName|contains: 'client32.exe'
        - Hashes|contains: IMPHASH=a9d50692e95b79723f3e76fcf70d023e
    filter:
        Image|startswith:
            - 'C:\Program Files\'
            - 'C:\Program Files (x86)\'
    condition: selection and not filter
False Positives
Unknown

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

References
1
Resolving title…
redcanary.com
MITRE ATT&CK
Rule Metadata
Rule ID
37e8d358-6408-4853-82f4-98333fca7014
Status
test
Level
medium
Type
Detection
Created
Mon Sep 19
Modified
Sat Nov 23
Author
Nasreddine Bencherchali (Nextron Systems)
Path
rules/windows/process_creation/proc_creation_win_remote_access_tools_netsupport_susp_exec.yml
Raw Tags
attack.defense-evasion
View on GitHub