Brenntag Ransomware Attack

In April, Brenntag, a global chemical distribution company, was hit by a ransomware attack. The DarkSide hacker group claimed responsibility, extracting a significant ransom payment. The attack resulted in a major data breach and highlighted the increasing risk of cyber attacks in the chemical industry.

Affected vertical: Chemical industry, specifically distribution.

MITRE Tactics:

  • Initial Access (TA0001): The adversaries likely gained access to the network through phishing, exploitation of public-facing applications, or other means.
  • Execution (TA0002): The ransomware was executed on Brenntag’s servers, encrypting critical files and threatening operations.
  • Persistence (TA0003): The ransomware ensured its continued presence on the infected system.
  • Privilege Escalation (TA0004): The ransomware likely exploited vulnerabilities to gain high-level privileges.
  • Impact (TA0040): The attack resulted in a significant data breach and disruption of Brenntag’s operations.
  • Exfiltration (TA0010): The attackers exfiltrated sensitive data before encrypting the systems, using it as leverage for ransom negotiations.

Further Reading:

https://www.bleepingcomputer.com/news/security/chemical-distributor-pays-44-million-to-darkside-ransomware/