Storm-0978 attacks reveal financial and espionage motives

Microsoft has identified a phishing campaign conducted by the threat actor tracked as Storm-0978 targeting defense and government entities in Europe and North America. The campaign involved the abuse of CVE-2023-36884, which included a remote code execution vulnerability exploited before disclosu...

Beware of Big Head Ransomware: Spreading Through Fake Windows Updates

A developing piece of ransomware called Big Head is being distributed as part of a malvertising campaign that takes the form of bogus Microsoft Windows updates and Word installers. Big Head was first documented by Fortinet FortiGuard Labs last month, when it discovered multiple variants of the...

Attacks, Vulnerabilities and Actors 3 July to 9 July 2023

For a detailed threat digest, download the pdf file here Summary HiveForceLabs recently made several significant discoveries related to cybersecurity threats. Over the past week, the fact that there were a total of eight attacks executed, a zero-day vulnerability in the WordPress Plugin, and thre...

Unveiling New Big Head Ransomware Variants and Their Stealthy Tactics

Threat Level Attack Report For a detailed threat advisory, download the pdf file here Summary The emergence of Big Head ransomware and its variants suggests a shared source, distributed through deceptive Windows update and Word installer disguises. The threat actor engages via email and Telegram,...

PT-2023-3474

Name of the Vulnerable Software and Affected Versions Microsoft Office and Windows versions affected versions not specified Description This issue is a remote code execution vulnerability affecting Microsoft Office and Windows systems. It stems from flaws in how input data is processed,...

Warning issued over increased activity of TrueBot malware

In a joint advisory, the Cybersecurity and Infrastructure Security Agency CISA, the Federal Bureau of Investigation FBI, the Multi-State Information Sharing and Analysis Center MS-ISAC, and the Canadian Centre for Cyber Security CCCS have warned about newly identified TrueBot malware variants use...

A week in security (July 3 - 9)

Last week on Malwarebytes Labs: How kids pay the price for ransomware attacks on education Solar monitoring systems exposed: Secure your devices Warning issued over vulnerability in cardiac device monitoring software Update Android now! Google patches three actively exploited zero-days Malicious ...

PT-2023-32956 · Undefined · Undefined

ParsedReport CompletenessHigh 10-07-2023 The five-day job: A BlackByte ransomware intrusion case study https://www.microsoft.com/en-us/security/blog/2023/07/06/the-five-day-job-a-blackbyte-ransomware-intrusion-case-study Report completeness: High Actors/Campaigns: Volt typhoon motivation: cyber...

Russia’s Notorious Troll Farm Disbands

Plus: A French bill would allow spying via phone cameras, ATM skimmers target welfare families, and Japan’s largest cargo port gets hit with ransomware...

How kids pay the price for ransomware attacks on education

Modern ransomware attacks are as much about stealing data and threatening to leak it as they are about encrypting data. Which means that when a school or hospital is attacked, it's often students' and patients' data that's leaked if the ransom demand isn't met. We have to wonder how greedy any...

Another Critical Unauthenticated SQLi Flaw Discovered in MOVEit Transfer Software

Progress Software has announced the discovery and patching of a critical SQL injection vulnerability in MOVEit Transfer, popular software used for secure file transfer. In addition, Progress Software has patched two other high-severity vulnerabilities. The identified SQL injection vulnerability,...

Crysis Threat Actors Unleash Venus Ransomware via RDP

Threat Level Attack Report For a detailed threat advisory, download the pdf file here Summary The threat actors behind the Crysis ransomware are currently utilizing the Venus ransomware as a component of their attack strategy, with a primary focus on targeting vulnerable systems through active...

Surge in 8Base Ransomware Group Activity

Threat Level Actor Report For a detailed threat advisory, download the pdf file here Summary 8Base Ransomware group define themselves as “honest and simple pentesters”, have spiked their activities recently and was observed to be within the top 2 performing ransom groups. To receive real-time...

BlackByte 2.0 Ransomware: Infiltrate, Encrypt, and Extort in Just 5 Days

Ransomware attacks are a major problem for organizations everywhere, and the severity of this problem continues to intensify. Recently, Microsoft's Incident Response team investigated the BlackByte 2.0 ransomware attacks and exposed these cyber strikes' terrifying velocity and damaging nature. Th...

BlackByte 2.0 Ransomware: Infiltrate, Encrypt, and Extort in Just 5 Days

Ransomware attacks are a major problem for organizations everywhere, and the severity of this problem continues to intensify. Recently, Microsoft's Incident Response team investigated the BlackByte 2.0 ransomware attacks and exposed these cyber strikes' terrifying velocity and damaging nature. Th...

Cybersecurity Agencies Sound Alarm on Rising TrueBot Malware Attacks

Cybersecurity agencies have warned about the emergence of new variants of the TrueBot malware. This enhanced threat is now targeting companies in the U.S. and Canada with the intention of extracting confidential data from infiltrated systems. These sophisticated attacks exploit a critical...

Cybersecurity Agencies Sound Alarm on Rising TrueBot Malware Attacks

Cybersecurity agencies have warned about the emergence of new variants of the TrueBot malware. This enhanced threat is now targeting companies in the U.S. and Canada with the intention of extracting confidential data from infiltrated systems. These sophisticated attacks exploit a critical...

Tailing Big Head Ransomware’s Variants, Tactics, and Impact

We analyze the technical details of a new ransomware family named Big Head. In this entry, we discuss the Big Head ransomware’s similarities and distinct markers that add more technical details to initial reports on the ransomware...

The Japanese Automotive Industry Attack Landscape

Recently, we released a major report analyzing the threat landscape of Japan, the globe’s third largest economy. In that report we looked at the ways in which threat actors infiltrate Japanese companies spoiler alert: it is often through foreign subsidiaries and affiliates and some of the most...

The five-day job: A BlackByte ransomware intrusion case study

As ransomware attacks continue to grow in number and sophistication, threat actors can quickly impact business operations if organizations are not well prepared. In a recent investigation by Microsoft Incident Response previously known as Microsoft Detection and Response Team – DART of an...