Millions of Messages Distribute LockBit Black Ransomware


Beginning April 24, 2024 and continuing daily for about a week, Proofpoint observed high-volume campaigns with millions of messages facilitated by the Phorpiex botnet and delivering LockBit Black ransomware.

This is the first time Proofpoint researchers have observed samples of LockBit Black ransomware (aka LockBit 3.0) being delivered via Phorpiex in such high volumes. The LockBit Black sample from this campaign was likely built from the LockBit builder that was leaked during the summer of 2023. Messages were from “Jenny Green” with the email address of Jenny @gsd[.]com. The emails contained an attached ZIP file with an executable (.exe). This executable was observed downloading the LockBit Black payload from Phorpiex botnet infrastructure.

Read more…
Source: Proofpoint


Sign up for our Newsletter


Related:

  • LockBit affiliate uses Amadey Bot malware to deploy ransomware

    November 8, 2022

    A LockBit 3.0 ransomware affiliate is using phishing emails that install the Amadey Bot to take control of a device and encrypt devices. According to a new AhnLab report, the threat actor targets companies using phishing emails with lures pretending to be job application offers or copyright infringement notices. The LockBit 3.0 payload used in this attack ...

  • Massive Phishing Campaigns Target India Banks’ Clients

    November 7, 2022

    Trend Micro researchers observed an uptick in attacks targeting bank customers in India, the common entry point being a text message with a phishing link. The SMS content urges the victims to open the embedded phishing link or malicious app download page and follow the instructions: To fill in their personally identifiable information (PII) and ...

  • Robin Banks phishing service returns to steal banking accounts

    November 4, 2022

    The Robin Banks phishing-as-a-service (PhaaS) platform is back in action with infrastructure hosted by a Russian internet company that offers protection against distributed denial-of-service (DDoS) attacks. Robin Banks faced operational disruption in July 2022, when researchers at IronNet exposed the platform as a highly threatening phishing service targeting Citibank, Bank of America, Capital One, Wells Fargo, ...

  • Emotet botnet starts blasting malware again after 5 month break

    November 2, 2022

    The Emotet malware operation is again spamming malicious emails after almost a five-month “vacation” that saw little activity from the notorious cybercrime operation. Emotet is a malware infection distributed through phishing campaigns containing malicious Excel or Word documents. When users open these documents and enable macros, the Emotet DLL will be downloaded and loaded into memory. Once ...

  • CISA Releases Guidance on Phishing-Resistant and Numbers Matching Multifactor Authentication

    October 31, 2022

    CISA has released two fact sheets to highlight threats against accounts and systems using certain forms of multifactor authentication (MFA). CISA strongly urges all organizations to implement phishing-resistant MFA to protect against phishing and other known cyber threats. If an organization using mobile push-notification-based MFA is unable to implement phishing-resistant MFA, CISA recommends using number ...

  • DHL named most-spoofed brand in phishing

    October 24, 2022

    DHL is the most spoofed brand when it comes to phishing emails, according to Check Point. Crooks most frequently used the brand name in their attempts to steal personal and payment information from marks between July and September 2022, with the shipping giant accounting for 22 percent of all worldwide phishing attempts intercepted by the cybersecurity ...