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[Contained][Severity: Major][Ransomware][Credential abuse]

Komaihaltec: ransomware after an unauthorized remote desktop logon

Komaihaltec, which builds bridges and steel structures, disclosed on 25 and 26 June 2024 that some business servers had been accessed without authorization and their files encrypted. It confirmed the damage on 24 June. Its findings of 31 July said there was an unauthorized remote desktop logon to one server at about 22:00 on 22 June, and ransomware was run on four servers from it at about 17:00 on 23 June. Traces of some data being taken were found, including employee data. Production and sales resumed on a safe network and PCs.

Disclosed

2024-06-25

Organizations involved

1

Leaked or at risk

Unknown

Downtime

Unknown

Timeline

  1. Started 2024-06-22
  2. Detected 2024-06-24
  3. Disclosed 2024-06-25
  4. 3 days

Attack or cause

Method
[Ransomware][Credential abuse]
Impact
[Service outage][Data leak]
Entry point
Remote access

Data exposed or at risk

[Employment]

Organizations involved

Open in organization search

Sources

  1. [1][Official]当社におけるシステム障害について調査結果のお知らせKomaihaltec · 2024-07-31