Stadtreinigung Kassel

Summary

A cyberattack targeted a municipal waste management service in Kassel, compromising its multi-layered secured network and causing prolonged operational disruptions. Core services like regular waste collection and street cleaning remained unaffected, but bulk and electronic waste pickups were suspended due to the destruction of scheduling databases. The organization remained offline, relying on enhanced telephone support and reactivated fax machines for communication while working to restore email functionality. Full recovery timelines were unspecified as systems remained partially inoperable following the intrusion by unidentified actors.

Motives

Detailed motive labels are available to members.

TTPs

Detailed technique labels are available to members.

Description

On or around June 1, 2022, unidentified attackers breached the multiple-layered security systems of Stadtreinigung Kassel’s corporate network, causing a widespread operational disruption. The city publicly confirmed the cyberattack on June 2, revealing that the intrusion had disabled the organization’s entire server infrastructure. Internal systems remained offline as of June 3, with no definitive timeline for full restoration. A company spokesperson stated on June 2 that efforts were underway to partially restore email communications by the following week, though broader network functionality remained uncertain. The immediate response included activating contingency measures such as expanded telephone support and the reactivation of fax machines to maintain basic customer communication channels.

The attack destroyed critical operational databases, including the scheduling system for bulky waste and electronic scrap collection, halting these services entirely. Standard household waste disposal and street cleaning operations continued unaffected due to operational separation from the compromised IT infrastructure. Stadtreinigung Kassel did not disclose technical details about the attack vector, malware involvement, or data compromise. No threat actor claimed responsibility, and the city provided no updates regarding forensic investigations or potential data exfiltration. Service restoration priorities focused on rebuilding damaged scheduling systems while maintaining core sanitation functions through manual workarounds.

Sources

Sources available to members: 1 source.