CNA

Ransomware

Estimated loss

$40.00M

VERDICT —UNRATED

Verdict pending. Auto-ingested incidents are reviewed before a public verdict is rendered.

▰ METHOD

Undisclosed

Root cause

Root-cause analysis not yet published. The incident description below contains all currently available signal — review the attack transaction directly for definitive forensics.

Forensic narrative

CNA, one of the largest insurance companies in the United States, paid a ransom of US$40 million (approximately 257 million yuan) after being attacked by ransomware in March to regain control of its network. The company has confirmed that an organization named Phoenix is the perpetrator of this attack. Attack method (per SlowMist): Ransomware. Reported loss: $ 40,000,000.

Primary source

https://www.bloomberg.com/news/articles/2021-05-20/cna-financial-paid-40-million-in-ransom-after-march-cyberattack ↗

Sourced from

slowmist

Technical record