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Hive Ransomware Gang Hits 1,300 Companies, Makes $100 Million

By Ionut Arghire on November 18, 2022

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The Hive ransomware gang has victimized greater than 1,300 companies, receiving over $100 million in ransom funds over the previous yr and a half, US authorities businesses say.

Energetic since June 2021 and provided as ransomware-as-a-service (RaaS), Hive has been utilized in assaults in opposition to companies and demanding infrastructure entities, together with communications, authorities, healthcare, IT, and demanding manufacturing organizations.

In an effort to extend consciousness of Hive ransomware, the Cybersecurity and Infrastructure Safety Company (CISA), the Federal Bureau of Investigation (FBI), and the Division of Well being and Human Providers (HHS) have launched a joint alert detailing noticed indicators of compromise (IoCs) and ways, methods, and procedures (TTPs).

Relying on the affiliate disseminating Hive, preliminary entry into the sufferer’s community could also be obtained by way of Distant Desktop Protocol (RDP), digital personal networks (VPNs), and different distant connection protocols that haven’t been secured with multi-factor authentication (MFA).

In some Hive ransomware assaults, the menace actors have been noticed bypassing MFA and exploiting CVE-2020-12812 to entry FortiOS servers, the joint alert reads. Hive associates have additionally been seen sending phishing emails with malicious attachments and concentrating on recognized Microsoft Alternate Server vulnerabilities (CVE-2021-31207, CVE-2021-34473, and CVE-2021-34523).

After getting access to a sufferer’s community, the Hive ransomware makes an attempt to establish and terminate processes associated to antimalware, backups, and file copying, to cease quantity shadow copy providers and take away present copies, and to delete Home windows occasion logs.

Previous to encryption, the cybercriminals additionally exfiltrate information of curiosity from compromised Home windows, Linux, VMware ESXi, and FreeBSD programs.

Hive creates a file with the .key extension within the root listing – this file, which is exclusive to the system it was created on, is required for decryption. A ransom notice is dropped into every affected listing, warning victims to not tamper with the .key file, as that will stop information restoration, and directing victims to contact the attackers by way of stay chat on an internet site accessible by way of the Tor browser.

The ransom notice additionally threatens victims that, if a ransom will not be paid, information could be made public on the Tor web site ‘HiveLeaks’. The Hive menace actors have been additionally seen utilizing nameless file sharing websites to leak stolen information.

“As soon as the sufferer group contacts Hive actors on the stay chat panel, Hive actors talk the ransom quantity and the cost deadline. Hive actors negotiate ransom calls for in US {dollars}, with preliminary quantities starting from a number of thousand to tens of millions of {dollars}. Hive actors demand cost in Bitcoin,” CISA, FBI, and HHS say.

The three businesses additionally warn that Hive actors have been noticed reinfecting – both with Hive or different ransomware variant – victims that restored their environments with out paying a ransom.

Associated: New York Emergency Providers Supplier Says Affected person Information Stolen in Ransomware Assault

Associated: Evasive Rust-Coded Hive Ransomware Variant Emerges

Associated: Researchers Devise Methodology to Decrypt Hive Ransomware-Encrypted Information

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