sigmamediumHunting

Tunneling Tool Execution

Detects the execution of well known tools that can be abused for data exfiltration and tunneling.

MITRE ATT&CK

exfiltrationcommand-and-control

Detection Query

selection:
  Image|endswith:
    - \httptunnel.exe
    - \plink.exe
    - \socat.exe
    - \stunnel.exe
condition: selection

Author

Daniil Yugoslavskiy, oscd.community

Created

2019-10-24

Data Sources

windowsProcess Creation Events

Platforms

windows

References

https://www.microsoft.com/en-us/security/blog/2022/07/26/malicious-iis-extensions-quietly-open-persistent-backdoors-into-servers/

Tags

attack.exfiltrationattack.command-and-controlattack.t1041attack.t1572attack.t1071.001detection.threat-hunting

Raw Content

title: Tunneling Tool Execution
id: c75309a3-59f8-4a8d-9c2c-4c927ad50555
status: test
description: Detects the execution of well known tools that can be abused for data exfiltration and tunneling.
author: Daniil Yugoslavskiy, oscd.community
references:
    - https://www.microsoft.com/en-us/security/blog/2022/07/26/malicious-iis-extensions-quietly-open-persistent-backdoors-into-servers/
date: 2019-10-24
modified: 2024-01-18
tags:
    - attack.exfiltration
    - attack.command-and-control
    - attack.t1041
    - attack.t1572
    - attack.t1071.001
    - detection.threat-hunting
logsource:
    category: process_creation
    product: windows
detection:
    selection:
        Image|endswith:
            - '\httptunnel.exe'
            - '\plink.exe'
            - '\socat.exe'
            - '\stunnel.exe'
    condition: selection
falsepositives:
    - Legitimate administrators using one of these tools
level: medium