LoFP LoFP / legitimate use by users

Techniques

Sample rules

DirLister Execution

Description

Detect the usage of “DirLister.exe” a utility for quickly listing folder or drive contents. It was seen used by BlackCat ransomware to create a list of accessible directories and files.

Detection logic

condition: selection
selection:
- OriginalFileName: DirLister.exe
- Image|endswith: \dirlister.exe