Suspicious Diantz Download and Compress Into a CAB File — Sigma Rule

Rule metadata and linked tags

Author: frack113. Source status: test; severity: medium. Source dates: 2021-11-26 / 2022-08-13.

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

Pinned original Sigma rule · Detection Rule License 1.1

Source SHA-256: f24a08e70b42ce1dbe78690b48419ddc6a4db0442e7af8cd42625b91bc8874cd

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: Suspicious Diantz Download and Compress Into a CAB File
id: 185d7418-f250-42d0-b72e-0c8b70661e93
status: test
description: Download and compress a remote file and store it in a cab file on local machine.
references:
    - https://lolbas-project.github.io/lolbas/Binaries/Diantz/
author: frack113
date: 2021-11-26
modified: 2022-08-13
tags:
    - attack.command-and-control
    - attack.t1105
logsource:
    category: process_creation
    product: windows
detection:
    selection:
        CommandLine|contains|all:
            - diantz.exe
            - ' \\\\'
            - '.cab'
    condition: selection
falsepositives:
    - Unknown
level: medium

Original YAML and metadata in JSON

False positives

• Unknown

Source references

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