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Sam's Club, the membership warehouse club chain owned by Walmart, is currently investigating claims of a Clop ransomware breach. The Clop ransomware group has reportedly taken responsibility for the alleged security incident. The investigation aims to determine the scope and nature of the potential data compromise, with Sam's Club stating they are actively looking into the matter.

The alleged breach is tied to the Clop ransomware operation's exploitation of vulnerabilities in Cleo file transfer software. Cybernews reports that Sam's Club is among the numerous organizations purportedly affected. Sam's Club has acknowledged the situation and initiated an internal investigation, though specific details regarding the alleged compromise remain limited. The company has affirmed its commitment to protecting the privacy and security of its members' information.

ImgSrc: securityaffairs

References :

• securityaffairs.com: Sam’s Club Investigates Alleged Cl0p Ransomware Breach
• bsky.app: Sam's Club investigates Clop ransomware breach claims
• BleepingComputer: Retail giant Sam’s Club investigates Clop ransomware breach claims
• cyberinsider.com: Walmart has confirmed to CyberInsider it launched an internal investigation following claims by the Clop ransomware group that it compromised Sam’s Club, a membership-based retail warehouse chain owned and operated by Walmart Inc.
• www.scworld.com: Clop ransomware admits Sam's Club compromise

Classification:

• HashTags: #Ransomware #DataBreach #Cl0p
• Company: Walmart
• Target: Sams Club
• Attacker: Cl0p
• Product: Sams Club
• Feature: Data Extortion
• Malware: Cl0p
• Type: Ransomware
• Severity: Major