Sigma rule: PowerShell ADRecon Execution

Rule

Title

PowerShell ADRecon Execution

Status

test

Level

high

Author

Bhabesh Raj

Date

2021-07-16

Modified

2022-09-06

File

rules/windows/powershell/powershell_script/posh_ps_adrecon_execution.yml

Commit

ccbb0369507f796db0b0ae6854c8a2be471b9d84

Detects execution of ADRecon.ps1 for AD reconnaissance which has been reported to be actively used by FIN7

Log source

product

windows

category

ps_script

definition

Requirements: Script Block Logging must be enabled

Detection

selection:
    ScriptBlockText|contains:
        - 'Function Get-ADRExcelComOb'
        - 'Get-ADRGPO'
        - 'Get-ADRDomainController'
        - 'ADRecon-Report.xlsx' # Default
condition: selection

False positives (as the rule lists them)

• Unknown

Tags

• attack.discovery
• attack.execution
• attack.t1059.001

MITRE ATT&CK ids this rule names

• T1059.001

References

• https://github.com/sense-of-security/ADRecon/blob/11881a24e9c8b207f31b56846809ce1fb189bcc9/ADRecon.ps1
• https://bi-zone.medium.com/from-pentest-to-apt-attack-cybercriminal-group-fin7-disguises-its-malware-as-an-ethical-hackers-c23c9a75e319

Read on 2026-11-03T00:58:21.399Z under licence sigma-drl-1.1@d5f4c36a from https://github.com/SigmaHQ/sigma/blob/ccbb0369507f796db0b0ae6854c8a2be471b9d84/rules/windows/powershell/powershell_script/posh_ps_adrecon_execution.yml