GCD AI RADAR
incidents/AIR-2024-0004

Audio Deepfake Impersonating LastPass CEO Targets Employee via WhatsApp

AI-enabled attack3 Confirmed exploitationDeepfake fraudAI phishing / social engineering

An attacker used voice-cloning AI to impersonate the CEO of LastPass in a WhatsApp message to an employee. The employee recognized the fraud and reported it, resulting in no breach.

Details

type
AI-enabled attack
Attackers used AI as a meaningful part of a cyberattack against someone else.
categories
  • Deepfake fraudprimary
    Synthetic voice, video or images used to impersonate people for fraud, extortion or access.
  • AI phishing / social engineering
    Phishing, lures and social engineering produced or personalised at scale with AI.
owasp llm top 10
no entry for these categories
mitre atlas
Both rows are derived from the type and categories (OWASP 2025 edition, ATLAS release 2026.09), not classified per record. How
severity
3 · Confirmed exploitation
Used against real targets; limited or unclear impact.
targets
Individuals
products
WhatsApp
incident date
10 Apr 2024
first reported
10 Apr 2024
origin
AI Incident Database
Derived from the AI Incident Database (CC BY-SA 4.0).
classifier confidence
0.95 · published at or above 0.80; see the methodology
tags
deepfake · social-engineering · impersonation · whatsapp
record
created 2026-10-18 06:33Z · updated 2026-10-18 06:59Z · json

Sources · 1

  1. 2024-04-10
    Reported Audio Deepfake Impersonating CEO Karim Toubba Targets LastPass Employee via WhatsApp
    AI Incident Database · incidentdatabase.ai/cite/1100

Titles and links belong to their publishers. The summary above is written by GCD AI RADAR in its own words; data is CC BY-SA 4.0.

Related incidents