sigmahighHunting

Credential Dumping Attempt Via Svchost

Detects when a process tries to access the memory of svchost to potentially dump credentials.

MITRE ATT&CK

defense-evasionprivilege-escalation

Detection Query

selection:
  TargetImage|endswith: \svchost.exe
  GrantedAccess: "0x143a"
filter_main_known_processes:
  SourceImage|endswith:
    - \services.exe
    - \msiexec.exe
condition: selection and not 1 of filter_main_*

Author

Florent Labouyrie

Created

2021-04-30

Data Sources

windowsProcess Access Events

Platforms

windows

References

Internal Research

Tags

attack.defense-evasionattack.privilege-escalationattack.t1548

Raw Content

title: Credential Dumping Attempt Via Svchost
id: 174afcfa-6e40-4ae9-af64-496546389294
status: test
description: Detects when a process tries to access the memory of svchost to potentially dump credentials.
references:
    - Internal Research
author: Florent Labouyrie
date: 2021-04-30
modified: 2022-10-09
tags:
    - attack.defense-evasion
    - attack.privilege-escalation
    - attack.t1548
logsource:
    product: windows
    category: process_access
detection:
    selection:
        TargetImage|endswith: '\svchost.exe'
        GrantedAccess: '0x143a'
    filter_main_known_processes:
        SourceImage|endswith:
            - '\services.exe'
            - '\msiexec.exe'
    condition: selection and not 1 of filter_main_*
falsepositives:
    - Unknown
level: high