DoppelPaymer | Breaking Cybersecurity News | The Hacker News

Law enforcement authorities from Germany and Ukraine have targeted suspected core members of a cybercrime group that has been behind large-scale attacks using DoppelPaymer ransomware. The operation, which took place on February 28, 2023, was carried out with support from the Dutch National Police (Politie) and the U.S. Federal Bureau of Investigation (FBI), according to Europol. This encompassed a raid of a German national's house as well as searches in the Ukrainian cities of Kiev and Kharkiv. A Ukrainian national was also interrogated. Both individuals are believed to have taken up crucial positions in the DoppelPaymer group. "Forensic analysis of the seized equipment is still ongoing to determine the exact role of the suspects and their links to other accomplices," the agency further  said . In a related development, German authorities issued arrest warrants against three alleged DoppelPaymer operatives – lgor Olegovich Turashev , Igor Garshin (aka Igor Garschin

Similarities have been unearthed between the Dridex general-purpose malware and a little-known ransomware strain called Entropy , suggesting that the operators are continuing to rebrand their extortion operations under a different name. "The similarities are in the software packer used to conceal the ransomware code, in the malware subroutines designed to find and obfuscate commands (API calls), and in the subroutines used to decrypt encrypted text," cybersecurity firm Sophos  said  in a report shared with The Hacker News. The commonalities were uncovered following two unrelated incidents targeting an unnamed media company and a regional government agency. In both cases, the deployment of Entropy was preceded by infecting the target networks with Cobalt Strike Beacons and Dridex, granting the attackers remote access. Despite consistency in some aspects of the twin attacks, they also varied significantly with regards to the initial access vector used to worm their way ins

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