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A Newly Named Group of GRU Hackers is Wreaking Havoc in Ukraine
Plus: The arrest of an alleged Lockbit ransomware hacker, the wild tale of a problematic FBI informant, and one of North Koreaās biggest crypto heists...
20-Year-Old Russian LockBit Ransomware Affiliate Arrested in Arizona
The U.S. Department of Justice DoJ on Thursday unveiled charges against a Russian national for his alleged involvement in deploying LockBit ransomware to targets in the U.S., Asia, Europe, and Africa. Ruslan Magomedovich Astamirov, 20, of Chechen Republic has been accused of perpetrating at least...
20-Year-Old Russian LockBit Ransomware Affiliate Arrested in Arizona
The U.S. Department of Justice DoJ on Thursday unveiled charges against a Russian national for his alleged involvement in deploying LockBit ransomware to targets in the U.S., Asia, Europe, and Africa. Ruslan Magomedovich Astamirov, 20, of Chechen Republic has been accused of perpetrating at least...
LockBit Ransomware Evolving Tactics and Pervasive Impact in 2023
Threat Level Attack Report For a detailed threat advisory, download the pdf file here Summary LockBit ransomware is a highly impactful Ransomware-as-a-Service RaaS variant that targets critical sectors globally. Since 2020, victims in the US alone have paid around $91 million in ransom payments...
LockBit Ransomware Extorts $91 Million from U.S. Companies
The threat actors behind the LockBit ransomware-as-a-service RaaS scheme have extorted $91 million following hundreds of attacks against numerous U.S. organizations since 2020. That's according to a joint bulletin published by the U.S. Cybersecurity and Infrastructure Security Agency CISA, the...
LockBit Ransomware Extorts $91 Million from U.S. Companies
The threat actors behind the LockBit ransomware-as-a-service RaaS scheme have extorted $91 million following hundreds of attacks against numerous U.S. organizations since 2020. That's according to a joint bulletin published by the U.S. Cybersecurity and Infrastructure Security Agency CISA, the...
LockBit ransomware advisory from CISA provides interesting insights
The US Cybersecurity and Infrastructure Security Agency CISA, Federal Bureau of Investigation FBI, Multi-State Information Sharing and Analysis Center MS-ISAC, and the cybersecurity authorities of Australia, Canada, United Kingdom, Germany, France, and New Zealand CERT NZ, NCSC-NZ have all...
Understanding Ransomware Threat Actors: LockBit
SUMMARY In 2022, LockBit was the most deployed ransomware variant across the world and continues to be prolific in 2023. Since January 2020, affiliates using LockBit have attacked organizations of varying sizes across an array of critical infrastructure sectors, including financial services, food...
CISA and Partners Release Joint Advisory on Understanding Ransomware Threat Actors: LockBit
Today, CISA, the Federal Bureau of Investigation FBI, the Multi-State Information Sharing and Analysis Center MS-ISAC, and international partners released Understanding Ransomware Threat Actors: LockBit, a joint Cybersecurity Advisory CSA to help organizations understand and defend against threat...
Ransomware review: June 2023
This article is based on research by Marcelo Rivero, Malwarebytes' ransomware specialist, who monitors information published by ransomware gangs on their Dark Web sites. In this report, "known attacks" are those where the victim didn't pay a ransom. This provides the best overall picture of...
Buhti Ransomware Gang Switches Tactics, Utilizes Leaked LockBit and Babuk Code
The threat actors behind the nascent Buhti ransomware have eschewed their custom payload in favor of leaked LockBit and Babuk ransomware families to strike Windows and Linux systems. "While the group doesn't develop its own ransomware, it does utilize what appears to be one custom-developed tool,...
Rheinmetall attacked by BlackBasta ransomware
On Friday May 19, 2023, the German arms producer Rheinmetall acknowledged a cyber-incident at one of its subsidiaries in the private sector. The BlackBasta ransomware group has already claimed responsibility for the attack through its leak-site. Entry for Rheinmetall on BlackBasta leak site...
Notorious Cyber Gang FIN7 Returns With Cl0p Ransomware in New Wave of Attacks
The notorious cybercrime group known as FIN7 has been observed deploying Cl0p aka Clop ransomware, marking the threat actor's first ransomware campaign since late 2021. Microsoft, which detected the activity in April 2023, is tracking the financially motivated actor under its new taxonomy Sangria...
U.S. Offers $10 Million Bounty for Capture of Notorious Russian Ransomware Operator
A Russian national has been charged and indicted by the U.S. Department of Justice DoJ for launching ransomware attacks against "thousands of victims" in the country and across the world. Mikhail Pavlovich Matveev aka Wazawaka, m1x, Boriselcin, and Uhodiransomwar, the 30-year-old individual in...
Russian Hacker āWazawakaā Indicted for Ransomware
A Russian man identified by KrebsOnSecurity in January 2022 as a prolific and vocal member of several top ransomware groups was the subject of two indictments unsealed by the Justice Department today. U.S. prosecutors say Mikhail Pavolovich Matveev, a.k.a. "Wazawaka" and "Boriselcin" worked with...
New 'MichaelKors' Ransomware-as-a-Service Targeting Linux and VMware ESXi Systems
A new ransomware-as-service RaaS operation called MichaelKors has become the latest file-encrypting malware to target Linux and VMware ESXi systems as of April 2023. The development points to cybercriminal actors increasingly setting their eyes on the ESXi, cybersecurity firm CrowdStrike said in ...
Ransomware review: May 2023
This article is based on research by Marcelo Rivero, Malwarebytes' ransomware specialist, who monitors information published by ransomware gangs on their Dark Web sites. In this report, "known attacks" are those where the victim didn't pay a ransom. This provides the best overall picture of...
LockBit and Cl0p ransomware gangs actively exploiting Papercut vulnerabilities
A few days ago we wrote about two vulnerabilities found in PaperCut application servers. As we noted, exploitation was fairly simple so there was some urgency to install the patches. My esteemed colleague Chris Boyd literally wrote: "Arbitrary code can be deployed, or even ransomware if thats par...
RTM Locker's First Linux Ransomware Strain Targeting NAS and ESXi Hosts
The threat actors behind RTM Locker have developed a ransomware strain that's capable of targeting Linux machines, marking the group's first foray into the open source operating system. "Its locker ransomware infects Linux, NAS, and ESXi hosts and appears to be inspired by Babuk ransomware's leak...
Microsoft Confirms PaperCut Servers Used to Deliver LockBit and Cl0p Ransomware
Microsoft has confirmed that the active exploitation of PaperCut servers is linked to attacks that are designed to deliver Cl0p and LockBit ransomware families. The tech giant's threat intelligence team is attributing a subset of the intrusions to a financially motivated actor it tracks under the...