Dutch police arrested a 24-year-old Amsterdam man on September 15 on suspicion of playing a role in the ShinyHunters criminal organisation. Police have not named him, but Brian Krebs identified him as Pepijn van der Stap, a convicted hacker. A search of his laptop reportedly turned up details of two murders "to be committed abroad", which…
Troy Hunt of Have I Been Pwned (HIBP) analysed the leak that ShinyHunters attributed to Carhartt. The leak was claimed to hold more than 50 GB of customer and employee records. The initial extraction showed 24,876,077 unique email addresses. Closer review showed that a large share came from the TPC-DS benchmark dataset (tpcdssf1000) store…
In July 2026, the cloud-based business communications platform RingCentral was targeted in a ShinyHunters "pay or leak" extortion campaign. The group subsequently published data it claimed to have obtained from the platform, covering 1.6M unique email addresses along with names, physical addresses and phone numbers. RingCentral stated in …
In August 2026, clothing retailer Carhartt was targeted in a ShinyHunters "pay or leak" extortion campaign. The group published data allegedly taken from the company, including 12.9M unique email addresses, names, phone numbers and physical addresses. The leaked corpus also held millions of synthetic records unrelated to real individuals,…
In August 2026, healthcare and pharmaceutical company McKesson was targeted in a ShinyHunters "pay or leak" extortion campaign. The group published a substantial corpus of data allegedly taken from the company, including 6.4M unique email addresses alongside other personal and corporate attributes. The data relates to marketing campaign r…
In August 2026, French intellectual property software and services company Questel was targeted in a ShinyHunters "pay or leak" extortion campaign. The group published a large corpus of data it claimed to have taken from the company. The data is largely corporate contact information tied to sales leads, support cases and marketing activit…
In September 2026, Swiss medical device company Medela was targeted in a ShinyHunters "pay or leak" extortion campaign. The data allegedly obtained in the breach was later published and covers about 424k unique email addresses, mostly belonging to healthcare professionals, Medela staff and sales leads. Have I Been Pwned added the dataset …
In August 2026, data centre operator CyrusOne was targeted in a ShinyHunters "pay or leak" extortion attempt. The group later published data allegedly stolen from the company, covering about 373k unique email addresses across records for users, sales leads and CyrusOne employees. The data is mostly corporate contact information, and also …
In January 2026, the company intelligence platform Crunchbase was targeted in a ShinyHunters "pay or leak" extortion attempt. Data allegedly stolen from the company was later published, covering about 560k unique email addresses, mostly belonging to leads and business contacts. Crunchbase subsequently confirmed that a threat actor had exf…
In August 2026, the food and animal safety company Neogen was targeted in a ShinyHunters "pay or leak" extortion attempt. The group later published data it claimed to have obtained from Neogen. The data consists largely of corporate contact records and includes 436k unique email addresses drawn from mailing lists, employee records and oth…
In August 2026, the digital health company Sharecare was targeted in a ShinyHunters "pay or leak" extortion campaign. The group subsequently published data it claimed was taken from Sharecare's systems, containing 318k unique email addresses. Most of the data consists of B2B sales and marketing records, including names, physical addresses…
In July 2026, 77 large healthcare data breaches (500+ individuals) were reported to the HHS Office for Civil Rights (OCR), a 10% month-over-month increase and the third consecutive monthly rise. At least 33,485,970 individuals were affected, up 642% from June and 154% above the 12-month average. January-July 2026 totals 67.4 million affec…
U.S. federal investigators pursuing ShinyHunters, which recently stole sensitive personnel data from the FBI recruitment site fbijobs.gov, reportedly identified executives at two ransomware negotiation firms with unusually close ties to the group. One U.S. consulting firm executive is suspected of helping operate the now-defunct extortion…
This SentinelOne weekly roundup covers three developments. The FBI arrested Edward Dubrovsky, a former CYPFER executive, on conspiracy and extortion charges. Kash Patel described him as a suspected co-conspirator of ShinyHunters, though he has not been officially named as one. The FBI says the group breached more than 140 organizations an…
The FBI has publicly called on remaining ShinyHunters members to surrender. Cyber division assistant director Brett Leatherman released a video thanking Dutch police for arresting a 24-year-old in Amsterdam. The FBI calls him "one of the alleged leaders" of the group, while Dutch police say only that he played a role. He is also suspected…
A Semperis annual ransomware risk report, covered by The Register, finds that 37% of ransomware attacks involved psychological or physical threats against victim staff. The survey covered 1,200 post-ransomware organizations in the first half of 2026. Respondents reported psychological intimidation (23%) and physical threats (17%), aimed a…
This SentinelOne weekly roundup covers law enforcement wins and two major breaches. A federal court sentenced former U.S. Army soldier Cameron John Wagenius to 70 months for attacks on technology and telecom firms, and former U.S. Air Force members Chijioke Timothy Odimegwu and Harafat Mogaji received a combined 189 months for business em…
Dutch authorities arrested a 24-year-old, reportedly Pepijn van der Stap (alias "Umbreon"), around Sept. 16, 2026 on suspicion of aiding data thefts and extortions by ShinyHunters. Van der Stap was previously convicted in 2023 for data theft and extortion. Days after the arrest, remaining ShinyHunters members escalated, breaching the FBI …