Security News
A ransomware attack that hit pathology services provider Synnovis on Monday and impacted several major NHS hospitals in London has now been linked to the Qilin ransomware operation. Memos sent by officials of hospitals affected by the Synnovis ransomware attack revealed on Tuesday that this "Ongoing critical incident" has had a "Major impact" on their procedures and operations.
Security researchers analyzing the relatively new RansomHub ransomware-as-a-service believe that it has evoloved from the currently defunct Knight ransomware project. RansomHub has a short history and operated mainly as a data theft and extortion group that sells stolen files to the highest bidder.
An analysis of a nascent ransomware strain called RansomHub has revealed it to be an updated and rebranded version of Knight ransomware, itself an evolution of another ransomware known as Cyclops....
A ransomware attack affecting pathology and diagnostic services provider Synnovis has impacted healthcare services at multiple major NHS hospitals in London.While Synnovis has yet to issue a public statement regarding the June 3 ransomware attack, memos sent by partner hospitals affected by the attack revealed that this "Ongoing critical incident" has had a "Major impact" on healthcare services across southeast London.
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It exploits the Microsoft BitLocker encryption feature to encrypt the entire local drive and remove the recovery options before shutting down the PC. ShrinkLocker was discovered by cybersecurity firm Kaspersky, and analysts have observed variants in Mexico, Indonesia and Jordan. BitLocker has been used to stage ransomware attacks in the past, but this strain has "Previously unreported features to maximise the damage of the attack," Kaspersky said in a press release.
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RansomLord is an open-source tool that automates the creation of PE files, which are used to exploit ransomware pre-encryption. "I created RansomLord to demonstrate ransomware is not invincible, has vulnerabilities and its developers make mistakes and can write bad code just like everyone else," hyp3rlinx, developer of RansomLord, told Help Net Security.
Microsoft has linked a North Korean hacking group it tracks as Moonstone Sleet to FakePenny ransomware attacks, which have led to millions of dollars in ransom demands. Unlike previous ransomware attacks coordinated by North Korean state hackers, in which victims were asked to pay $100,000, the ransom demanded by the Moonstone Sleet attackers was $6.6 million in BTC. Microsoft's assessment of this attack concluded that Moonstone Sleet's primary motivation for deploying the ransomware was financial gain.
Ransomware remains one of the most pressing cybersecurity threats in 2024, with attackers continually evolving their methods to maximize impact and evade detection. In this Help Net Security round-up, we present excerpts from previously recorded videos featuring cybersecurity experts discussing ransomware-related topics such as payment practices, the recent surge in ransomware attacks, and more.