sigmahighHunting

Impacket PsExec Execution

Detects execution of Impacket's psexec.py.

MITRE ATT&CK

lateral-movement

Detection Query

selection1:
  EventID: 5145
  ShareName: \\\\\*\\IPC$
  RelativeTargetName|contains:
    - RemCom_stdin
    - RemCom_stdout
    - RemCom_stderr
condition: selection1

Author

Bhabesh Raj

Created

2020-12-14

Data Sources

windowssecurity

Platforms

windows

References

https://web.archive.org/web/20230329171218/https://blog.menasec.net/2019/02/threat-hunting-3-detecting-psexec.html

Tags

attack.lateral-movementattack.t1021.002

Raw Content

title: Impacket PsExec Execution
id: 32d56ea1-417f-44ff-822b-882873f5f43b
status: test
description: Detects execution of Impacket's psexec.py.
references:
    - https://web.archive.org/web/20230329171218/https://blog.menasec.net/2019/02/threat-hunting-3-detecting-psexec.html
author: Bhabesh Raj
date: 2020-12-14
modified: 2022-09-22
tags:
    - attack.lateral-movement
    - attack.t1021.002
logsource:
    product: windows
    service: security
    definition: 'The advanced audit policy setting "Object Access > Audit Detailed File Share" must be configured for Success/Failure'
detection:
    selection1:
        EventID: 5145
        ShareName: '\\\\\*\\IPC$' # looking for the string \\*\IPC$
        RelativeTargetName|contains:
            - 'RemCom_stdin'
            - 'RemCom_stdout'
            - 'RemCom_stderr'
    condition: selection1
falsepositives:
    - Unknown
level: high