sigmamediumHunting

Suspicious User-Agents Related To Recon Tools

Detects known suspicious (default) user-agents related to scanning/recon tools

MITRE ATT&CK

initial-access

Detection Query

selection:
  cs-user-agent|contains:
    - Wfuzz/
    - WPScan v
    - Recon-ng/v
    - GIS - AppSec Team - Project Vision
condition: selection

Author

Nasreddine Bencherchali (Nextron Systems), Tim Shelton

Created

2022-07-19

Data Sources

webserver

References

Tags

attack.initial-accessattack.t1190

Raw Content

title: Suspicious User-Agents Related To Recon Tools
id: 19aa4f58-94ca-45ff-bc34-92e533c0994a
status: test
description: Detects known suspicious (default) user-agents related to scanning/recon tools
references:
    - https://github.com/wpscanteam/wpscan/blob/196fbab5b1ce3870a43515153d4f07878a89d410/lib/wpscan/browser.rb
    - https://github.com/xmendez/wfuzz/blob/1b695ee9a87d66a7d7bf6cae70d60a33fae51541/docs/user/basicusage.rst
    - https://github.com/lanmaster53/recon-ng/blob/9e907dfe09fce2997f0301d746796408e01a60b7/recon/core/base.py#L92
author: Nasreddine Bencherchali (Nextron Systems), Tim Shelton
date: 2022-07-19
modified: 2023-01-02
tags:
    - attack.initial-access
    - attack.t1190
logsource:
    category: webserver
detection:
    selection:
        cs-user-agent|contains:
            # Add more tools as you see fit
            - 'Wfuzz/'
            - 'WPScan v'
            - 'Recon-ng/v'
            - 'GIS - AppSec Team - Project Vision'
    condition: selection
falsepositives:
    - Unknown
level: medium