sigmahighHunting

HackTool - SharpImpersonation Execution

Detects execution of the SharpImpersonation tool. Which can be used to manipulate tokens on a Windows computers remotely (PsExec/WmiExec) or interactively

MITRE ATT&CK

T1134.001 T1134.003

privilege-escalationdefense-evasion

Detection Query

selection_img:
  - Image|endswith: \SharpImpersonation.exe
  - OriginalFileName: SharpImpersonation.exe
selection_cli:
  - CommandLine|contains|all:
      - " user:"
      - " binary:"
  - CommandLine|contains|all:
      - " user:"
      - " shellcode:"
  - CommandLine|contains:
      - " technique:CreateProcessAsUserW"
      - " technique:ImpersonateLoggedOnuser"
condition: 1 of selection_*

Author

Sai Prashanth Pulisetti @pulisettis, Nasreddine Bencherchali (Nextron Systems)

Created

2022-12-27

Data Sources

windowsProcess Creation Events

Platforms

windows

References

Tags

attack.privilege-escalationattack.defense-evasionattack.t1134.001attack.t1134.003

Raw Content

title: HackTool - SharpImpersonation Execution
id: f89b08d0-77ad-4728-817b-9b16c5a69c7a
related:
    - id: cf0c254b-22f1-4b2b-8221-e137b3c0af94
      type: similar
status: test
description: Detects execution of the SharpImpersonation tool. Which can be used to manipulate tokens on a Windows computers remotely (PsExec/WmiExec) or interactively
references:
    - https://s3cur3th1ssh1t.github.io/SharpImpersonation-Introduction/
    - https://github.com/S3cur3Th1sSh1t/SharpImpersonation
author: Sai Prashanth Pulisetti @pulisettis, Nasreddine Bencherchali (Nextron Systems)
date: 2022-12-27
modified: 2023-02-13
tags:
    - attack.privilege-escalation
    - attack.defense-evasion
    - attack.t1134.001
    - attack.t1134.003
logsource:
    product: windows
    category: process_creation
detection:
    selection_img:
        - Image|endswith: '\SharpImpersonation.exe'
        - OriginalFileName: 'SharpImpersonation.exe'
    selection_cli:
        - CommandLine|contains|all:
              - ' user:'
              - ' binary:'
        - CommandLine|contains|all:
              - ' user:'
              - ' shellcode:'
        - CommandLine|contains:
              - ' technique:CreateProcessAsUserW'
              - ' technique:ImpersonateLoggedOnuser'
    condition: 1 of selection_*
falsepositives:
    - Unknown
level: high