> JapanHacked_
[Resolved][Severity: Moderate][Ransomware]

Bridgestone: its Americas group company Bridgestone Americas was hit by a ransomware attack

Its Americas group company was accessed without authorization on February 27 (US); on March 17 it identified a ransomware attack. Systems are restored.

Disclosed

2022-03-18

Organizations involved

1

Leaked or at risk

Unknown

Downtime

Unknown

What happened

  1. In the US, Bridgestone Americas confirmed unauthorized access to its internal network. It immediately contacted federal authorities, disconnected the affected systems and inspected them thoroughly, then restored them. [1] [2]

  2. In Japan time it identified a ransomware attack. It understands the attack was untargeted. [1] [2]

  3. It announced the case. [1] [2]

Timeline

  1. Started, Detected 2022-02-27
  2. Disclosed 2022-03-18
  3. 19 days

Attack or cause

Method
[Ransomware]
Impact
[Service outage]
Entry point
Unknown

Data exposed or at risk

–

Organizations involved

Open in organization search

Sources

  1. [1][Official]当社米州グループ会社への不正アクセスについてBridgestone Corporation · 2022-03-18
  2. [2][Official]IT security incident at Bridgestone Group Company in AmericasBridgestone Corporation · 2022-03-18