Renamed FTP.EXE Execution — Sigma Rule

Rule metadata and linked tags

Author: Victor Sergeev, oscd.community. Source status: test; severity: medium. Source dates: 2020-10-09 / 2023-02-03.

{
  "category": "process_creation",
  "product": "windows"
}

Pinned original Sigma rule · Detection Rule License 1.1

Source SHA-256: 0b04412324e9e76ac895bba31f9a75e88a56b9268a68d0308470ccd3f5bdb51e

Detection logic

Original source YAML. Source-tag agreement is not proof of complete semantic coverage. This rule has not been compiled for a SIEM backend or validated against live telemetry here.

title: Renamed FTP.EXE Execution
id: 277a4393-446c-449a-b0ed-7fdc7795244c
status: test
description: Detects the execution of a renamed "ftp.exe" binary based on the PE metadata fields
references:
    - https://lolbas-project.github.io/lolbas/Binaries/Ftp/
author: Victor Sergeev, oscd.community
date: 2020-10-09
modified: 2023-02-03
tags:
    - attack.execution
    - attack.stealth
    - attack.t1059
    - attack.t1202
logsource:
    category: process_creation
    product: windows
detection:
    selection_original:
        OriginalFileName: 'ftp.exe'
    filter_img:
        Image|endswith: '\ftp.exe'
    condition: selection_original and not filter_img
falsepositives:
    - Unknown
level: medium
regression_tests_path: regression_data/rules/windows/process_creation/proc_creation_win_renamed_ftp/info.yml

Original YAML and metadata in JSON

False positives

• Unknown

Source references

• https://lolbas-project.github.io/lolbas/Binaries/Ftp/