Krebs on Security In-depth security news and investigation

  • U.S. Sanctions Cloud Provider ‘Funnull’ as Top Source of ‘Pig Butchering’ Scams
    by BrianKrebs on May 30, 2025 at 1:55 am

    The U.S. government today imposed economic sanctions on Funnull Technology Inc., a Philippines-based company that provides computer infrastructure for hundreds of thousands of websites involved in virtual currency investment scams, commonly known as “pig butchering." In January 2025, KrebsOnSecurity detailed how Funnull was being used as a content delivery network that catered to cybercriminals seeking to route their traffic through U.S.-based cloud providers.

  • Pakistan Arrests 21 in ‘Heartsender’ Malware Service
    by BrianKrebs on May 28, 2025 at 5:41 pm

    Authorities in Pakistan have arrested 21 individuals accused of operating "Heartsender," a once popular spam and malware dissemination service that operated for more than a decade. The main clientele for HeartSender were organized crime groups that tried to trick victim companies into making payments to a third party, and its alleged proprietors were publicly identified by KrebsOnSecurity in 2021 after they inadvertently infected their computers with malware.

  • Oops: DanaBot Malware Devs Infected Their Own PCs
    by BrianKrebs on May 22, 2025 at 9:53 pm

    The U.S. government today unsealed criminal charges against 16 individuals accused of operating and selling DanaBot, a prolific strain of information-stealing malware that has been sold on Russian cybercrime forums since 2018. The FBI says a newer version of DanaBot was used for espionage, and that many of the defendants exposed their real-life identities after accidentally infecting their own systems with the malware.

  • KrebsOnSecurity Hit With Near-Record 6.3 Tbps DDoS
    by BrianKrebs on May 20, 2025 at 9:30 pm

    KrebsOnSecurity last week was hit by a near record distributed denial-of-service (DDoS) attack that clocked in at more than 6.3 terabits of data per second (a terabit is one trillion bits of data). The brief attack appears to have been a test run for a massive new Internet of Things (IoT) botnet capable of launching crippling digital assaults that few web destinations can withstand. Read on for more about the botnet, the attack, and the apparent creator of this global menace.

  • Breachforums Boss to Pay $700k in Healthcare Breach
    by BrianKrebs on May 15, 2025 at 7:56 pm

    In what experts are calling a novel legal outcome, the 22-year-old former administrator of the cybercrime community Breachforums will forfeit nearly $700,000 to settle a civil lawsuit from a health insurance company whose customer data was posted for sale on the forum in 2023. Conor Brian Fitzpatrick, a.k.a. "Pompompurin," is slated for resentencing next month after pleading guilty to access device fraud and possession of child sexual abuse material (CSAM).