Coinbasecartel has claimed to have ransomware-infected SK-Telecom, South Koreaβs largest wireless carrier providing mobile services, broadband, IPTV, and advanced AI and IoT solutions. The attack reportedly compromised sensitive data and disrupted services, impacting South Korea. #SouthKorea
Incident Details
- Victim: SK-Telecom
- Country: KR
- Actor: coinbasecartel
- Source: http://fjg4zi4opkxkvdz7mvwp7h6goe4tcby3hhkrz43pht4j3vakhy75znyd.onion/companies/sktel
- Discovered: 2025-10-29 08:09:53.152555
- Published: 2025-10-29 08:09:39.953173
Information
- Ransomware attack targeted SK-Telecom, South Koreaβs largest wireless carrier.
- The company offers mobile services, broadband, IPTV, and advanced AI and IoT solutions.
- Perpetrator identified as coinbasecartel.

Disclaimer: This post is based on public claims made by the ransomware group "coinbasecartel". I cannot confirm the accuracy of the information. However, I would be happy to share any official statement from the affected organization to provide clarification.