LoFP LoFP / legitimate usage for debugging purposes

Techniques

Sample rules

Potentially Suspicious Electron Application CommandLine

Description

Detects potentially suspicious CommandLine of electron apps (teams, discord, slack, etc.). This could be a sign of abuse to proxy execution through a signed binary.

Detection logic

condition: all of selection_*
selection_cli:
  CommandLine|contains:
  - --browser-subprocess-path
  - --gpu-launcher
  - --renderer-cmd-prefix
  - --utility-cmd-prefix
selection_img:
- Image|endswith:
  - \chrome.exe
  - \code.exe
  - \discord.exe
  - \GitHubDesktop.exe
  - \keybase.exe
  - \msedge_proxy.exe
  - \msedge.exe
  - \msedgewebview2.exe
  - \msteams.exe
  - \slack.exe
  - \Teams.exe
- OriginalFileName:
  - chrome.exe
  - code.exe
  - discord.exe
  - GitHubDesktop.exe
  - keybase.exe
  - msedge_proxy.exe
  - msedge.exe
  - msedgewebview2.exe
  - msteams.exe
  - slack.exe
  - Teams.exe