LockBit Ransomware Gang in Decline, May Be Compromised, Report

By Habiba Rashid A new report from Jon DiMaggio, Chief Security Strategist at Analyst1, “Ransomware Diaries: Volume 3 - LockBit’s Secrets'' exposes LockBit's activities, their targets, and the challenges they've been facing. This is a post from HackRead.com Read the original post: LockBit...

How the Microsoft Incident Response team helps customers remediate threats

Each year, organizations face tens of billions of malware, phishing, and credential threats—with real-world impacts. When an attack succeeds, it can result in grave impacts on any industry. For example, it could delay a police or fire department’s response to an emergency, prevent a hospital from...

Monti Ransomware Returns with New Linux Variant and Enhanced Evasion Tactics

The threat actors behind the Monti ransomware have resurfaced after a two-month break with a new Linux version of the encryptor in its attacks targeting government and legal sectors. Monti emerged in June 2022, weeks after the Conti ransomware group shut down its operations, deliberately imitatin...

Over 120,000 Computers Compromised by Info Stealers Linked to Users of Cybercrime Forums

A "staggering" 120,000 computers infected by stealer malware have credentials associated with cybercrime forums, many of them belonging to malicious actors. The findings come from Hudson Rock, which analyzed data collected from computers compromised between 2018 to 2023. "Hackers around the world...

Attacks, Vulnerabilities and Actors 7 August to 13 August 2023

For a detailed threat digest, download the pdf file here Summary HiveForce Labs recently made several significant discoveries related to cybersecurity threats. Over the past week, the fact that there were a total of eleven attacks executed, three vulnerabilities, and three different adversaries...

A week in security (August 7 - August 13)

Last week on Malwarebytes Labs: Zoom clarifies user consent requirement when training its AI Several hospitals still counting the cost of widespread ransomware attack Old exploit kits still kicking around in 2023 YouTube makes sweeping changes to tackle spam on Shorts videos Googles "browse...

Monti Ransomware Unleashes a New Encryptor for Linux

The Monti ransomware collective has restarted their operations, focusing on institutions in the legal and governmental fields. Simultaneously, a new variant of Monti, based on the Linux platform, has surfaced, demonstrating notable differences from its previous Linux-based versions...

Lolek Bulletproof Hosting Servers Seized, 5 Key Operators Arrested

European and U.S. law enforcement agencies have announced the dismantling of a bulletproof hosting service provider called Lolek Hosted, which cybercriminals have used to launch cyber-attacks across the globe. "Five of its administrators were arrested, and all of its servers seized, rendering...

Several hospitals still counting the cost of widespread ransomware attack

The 16 hospitals struck down by ransomware last week are still dealing with the fallout from the attack. The healthcare facilities located in Connecticut, Pennsylvania, Rhode island, and California had the ransomware attack confirmed by the FBI. Issues started to emerge last Thursday with patient...

New SystemBC Malware Variant Targets Southern African Power Company

An unknown threat actor has been linked to a cyber attack on a power generation company in southern Africa with a new variant of the SystemBC malware called DroxiDat as a precursor to a suspected ransomware attack. "The proxy-capable backdoor was deployed alongside Cobalt Strike Beacons in a sout...

Knocking the Surface of Rhysida Ransomware

Threat Level Attack Report For a detailed threat advisory, download the pdf file here Summary The Rhysida ransomware campaign is rapidly gaining notoriety, driven by a series of successful infiltrations into healthcare institutions. This surge in attacks requires government entities and the targe...

Ransomware review: August 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 did not pay a ransom. This provides the best overall picture of...

Reflecting on supply chain attacks halfway through 2023

Welcome to this weeks edition of the Threat Source newsletter. Between the Talos Takes episode last week and helping my colleague Hazel with the Half-Year in Review, I realized how much I had already forgotten about 2023 already. Its been a whirlwind, personally and professionally, and I think it...

LOLKEK Ransomware Evolving New Tactics to Evade Detection

Threat Level Attack Report For a detailed threat advisory, download the pdf file here Summary LOLKEK ransomware is still being actively developed and uses new tactics to evade detection, including obfuscation, legitimate tools, and network shares. It encrypts all drives, including network shares,...

Focus on DroxiDat/SystemBC

Recently we pushed a report to our customers about an interesting and common component of the cybercrime malware set - SystemBC. And, in much the same vein as the 2021 Darkside Colonial Pipeline incident, we found a new SystemBC variant deployed to a critical infrastructure target. This time, the...

New Yashma Ransomware Variant Mimics WannaCry in New Attack

Threat Level Attack Report For a detailed threat advisory, download the pdf file here Summary A Vietnamese-origin threat actor employs a Yashma ransomware variant since June 2023, using unique GitHub-based ransom note delivery and mimicking WannaCry. This operation demonstrates the accelerated...

New Report Exposes Vice Society's Collaboration with Rhysida Ransomware

Tactical similarities have been unearthed between the double extortion ransomware group known as Rhysida and Vice Society, including in their targeting of education and healthcare sectors. "As Vice Society was observed deploying a variety of commodity ransomware payloads, this link does not sugge...

TargetCompany Ransomware’s FUD Obfuscation Maneuvers

Threat Level Attack Report For a detailed threat advisory, download the pdf file here Summary The TargetCompany ransomware employs a combination of its proprietary variant and the BatCloak obfuscator engine, acclaimed for its full undetectability FUD capabilities. Accompanying this fusion is the...

An Overview of the New Rhysida Ransomware Targeting the Healthcare Sector

In this blog entry, we will provide details on Rhysida, including its targets and what we know about its infection chain...

What Cisco Talos knows about the Rhysida ransomware

Cisco Talos is aware of the recent advisory published by the U.S. Department of Health and Human Services HHS warning the healthcare industry about Rhysida ransomware activity. As weve discussed recently, there has been huge growth in the ransomware and extortion space, potentially linked to the...