LoFP LoFP / legitimate, non-default assistive technology applications execution

Techniques

Sample rules

Uncommon Assistive Technology Applications Execution Via AtBroker.EXE

Description

Detects the start of a non built-in assistive technology applications via “Atbroker.EXE”.

Detection logic

condition: all of selection_* and not 1 of filter_main_* and not 1 of filter_optional_*
filter_main_builtin:
  CommandLine|contains:
  - animations
  - audiodescription
  - caretbrowsing
  - caretwidth
  - colorfiltering
  - cursorindicator
  - cursorscheme
  - filterkeys
  - focusborderheight
  - focusborderwidth
  - highcontrast
  - keyboardcues
  - keyboardpref
  - livecaptions
  - magnifierpane
  - messageduration
  - minimumhitradius
  - mousekeys
  - Narrator
  - osk
  - overlappedcontent
  - showsounds
  - soundsentry
  - speechreco
  - stickykeys
  - togglekeys
  - voiceaccess
  - windowarranging
  - windowtracking
  - windowtrackingtimeout
  - windowtrackingzorder
filter_optional_java:
  CommandLine|contains: Oracle_JavaAccessBridge
selection_cli:
  CommandLine|contains: start
selection_img:
- Image|endswith: \AtBroker.exe
- OriginalFileName: AtBroker.exe