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Notorious Malware, Spam Host “Prospero” Moves to Kaspersky Lab

Krebs on Security

Last year, the French security firm Intrinsec detailed Prospero’s connections to bulletproof services advertised on Russian cybercrime forums under the names Securehost and BEARHOST. A fake browser update page pushing mobile malware. A fake browser update page pushing mobile malware. Image: Ke-la.com. Image: Intrinsec.

Malware 260
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Russian Phobos ransomware operator faces cybercrime charges

Security Affairs

Russian Phobos ransomware operator Evgenii Ptitsyn, accused of managing attacks, was extradited from South Korea to the US to face cybercrime charges. Russian Phobos ransomware operator Evgenii Ptitsyn, suspected of playing a key role in the ransomware operations, was extradited from South Korea to the US to face cybercrime charges.

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Operation ENDGAME disrupted global ransomware infrastructure

Security Affairs

Operation ENDGAME dismantled key ransomware infrastructure, taking down 300 servers, 650 domains, and seizing 21.2M From May 19 to 22, 2025, Operation ENDGAME, coordinated by Europol and Eurojust, disrupted global ransomware infrastructure. Several key suspects behind malware operations are now under international and public alerts.

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Leader of Qakbot cybercrime network indicted in U.S. crackdown

Security Affairs

indicted Russian Rustam Gallyamov for leading the Qakbot botnet, which infected 700K+ devices and was used in ransomware attacks. authorities have indicted Russian national Rustam Gallyamov, the leader of the Qakbot operation, which infected over 700,000 computers and facilitated ransomware attacks. and abroad.

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U.S. Offered $10M for Hacker Just Arrested by Russia

Krebs on Security

In January 2022, KrebsOnSecurity identified a Russian man named Mikhail Matveev as “ Wazawaka ,” a cybercriminal who was deeply involved in the formation and operation of multiple ransomware groups. government indicted Matveev as a top ransomware purveyor a year later, offering $10 million for information leading to his arrest.

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GUESST ESSAY: Cybercrime for hire: small businesses are the new bullseye of the Dark Web

The Last Watchdog

And thanks to an explosion of inexpensive cybercrime-as-a-service offerings on the dark web, launching an attack is easier and cheaper than ever. Cybercrime industrialized The dark web has become a marketplace where bad actors can buy tools and access with the ease of shopping for software.

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'Operation Endgame' Hits Malware Delivery Platforms

Krebs on Security

Law enforcement agencies in the United States and Europe today announced Operation Endgame, a coordinated action against some of the most popular cybercrime platforms for delivering ransomware and data-stealing malware. Dubbed "the largest ever operation against botnets," the international effort…

Malware 312