Checking in on the state of cybersecurity and the Olympics

With the 2024 Olympics Opening Ceremony only two weeks away now, there is one thing thats an absolute guarantee of one thing happening during the traditionally unpredictable games: Cyber attacks. Every time there is a new Olympic Games, theres a renewed discussion about how threat actors,...

Inside the ransomware playbook: Analyzing attack chains and mapping common TTPs

Given the recent slate of massive ransomware attacks that have disrupted everything from hospitals to car dealerships, Cisco Talos wanted to take a renewed look at the top ransomware players to see where the current landscape stands. Based on a comprehensive review of more than a dozen prominent...

The Not-So-Secret Network Access Broker x999xx

Most accomplished cybercriminals go out of their way to separate their real names from their hacker handles. But among certain old-school Russian hackers it is not uncommon to find major players who have done little to prevent people from figuring out who they are in real life. A case study in th...

PT-2024-4541

Name of the Vulnerable Software and Affected Versions VMware ESXi affected versions not specified Description VMware ESXi contains an authentication bypass vulnerability. A malicious actor with sufficient Active Directory AD permissions can gain full access to an ESXi host that was previously...

The LockBit’s Attempt to Stay Relevant, Its Imposters and New Opportunistic Ransomware Groups

The LockBit’s Attempt to Stay Relevant, Its Imposters and New Opportunistic Ransomware Groups By Jambul Tologonov and John Fokker · April 11, 2024 The Trellix Advanced Research Center has recently observed an uptick of LockBit-related cyber activity surrounding vulnerabilities in ScreenConnect...

ALPHV is singling out healthcare sector, say FBI and CISA

In an updated StopRansomware security advisory, the Cybersecurity and Infrastructure Security Agency CISA, the Federal Bureau of Investigation FBI, and the Department of Health and Human Services HHS has warned the healthcare industry about the danger of the ALPHV ransomware group, also known as...

New Rust-Based macOS Backdoor Steals Files, Linked to Ransomware Groups

By Waqas The backdoor impersonates a Visual Studio update. This is a post from HackRead.com Read the original post: New Rust-Based macOS Backdoor Steals Files, Linked to Ransomware Groups...

2023 Ransomware Stats: A Look Back To Plan Ahead

Last year was not a year for the faint of heart. Organizations of every size found themselves faced with ransomware attacks at varying levels of sophistication, yet every one of them was damaging. And as we step into 2024, the first victims of ransomware attacks are already being reported. What c...

Ransomware review: November 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...

‘Snatch’ Ransom Group Exposes Visitor IP Addresses

The victim shaming site operated by the Snatch ransomware group is leaking data about its true online location and internal operations, as well as the Internet addresses of its visitors, KrebsOnSecurity has found. The leaked data suggest that Snatch is one of several ransomware groups using paid...

Critical JetBrains TeamCity Flaw Could Expose Source Code and Build Pipelines to Attackers

A critical security vulnerability in the JetBrains TeamCity continuous integration and continuous deployment CI/CD software could be exploited by unauthenticated attackers to achieve remote code execution on affected systems. The flaw, tracked as CVE-2023-42793, carries a CVSS score of 9.8 and ha...

PT-2023-8563

Name of the Vulnerable Software and Affected Versions Cisco Adaptive Security Appliance ASA Software and Cisco Firepower Threat Defense FTD Software affected versions not specified Description A vulnerability exists in the remote access VPN feature of Cisco ASA and FTD Software that could allow a...

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...

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...

Estée Lauder targeted by Cl0p and BlackCat ransomware groups

Estee Lauder is currently at the heart of a compromise storm, revealing a major security issue via a Security Exchange Commission SEC filing on Tuesday. Although no detailed explanation of what has taken place is given, there is confirmation that an attack allowed access to some systems and...

Part 2: An In-Depth Look at the Latest Vulnerability Threat Landscape (Attackers’ Edition)

The previous blog from this three-part series showcased an overview of the vulnerability threat landscape. To summarize quickly, it illustrated the popular methods of exploiting vulnerabilities and the tactical techniques employed by threat actors, malware, and ransomware groups. Perhaps more...

Actors, Threats and Vulnerabilities 3 April to 9 April 2023

For a detailed threat digest, download the pdf file here Summary For a detailed threat digest, download the pdf file here HiveForce Labs recently made several significant discoveries related to cybersecurity threats. Over the past week, they identified a total of five attacks that were executed...

Microsoft Takes Legal Action to Disrupt Cybercriminals' Illegal Use of Cobalt Strike Tool

Microsoft said it teamed up with Fortra and Health Information Sharing and Analysis Center Health-ISAC to tackle the abuse of Cobalt Strike by cybercriminals to distribute malware, including ransomware. To that end, the tech giant's Digital Crimes Unit DCU revealed that it secured a court order i...

Microsoft Takes Legal Action to Disrupt Cybercriminals' Illegal Use of Cobalt Strike Tool

Microsoft said it teamed up with Fortra and Health Information Sharing and Analysis Center Health-ISAC to tackle the abuse of Cobalt Strike by cybercriminals to distribute malware, including ransomware. To that end, the tech giant's Digital Crimes Unit DCU revealed that it secured a court order i...

Financial cyberthreats in 2022

Financial gain remains the key driver of cybercriminal activity. In the past year, weve seen multiple developments in this area – from new attack schemes targeting contactless payments to multiple ransomware groups continuing to emerge and haunt businesses. However, traditional financial threats ...