A week in security (April 27 – May 3)

Last week on Malwarebytes Labs, we looked at how secure the cloud is, understood why unexpected demand can influence an organization to consider their “just in time” JIT system, speculated on why the threat actors behind the Troldesh ransomware suddenly released thousands of decryption keys,...

Teaming up with INTERPOL to combat COVID-19 threats

If the past couple of months have taught us anything, it’s that partnerships matter in times of crisis. We’re better, stronger and more resilient when we work together. Specifically, public-private partnerships matter in cybersecurity, which is why Trend Micro is always happy to reach out across...

LockBit Is the New Ransomware for Hire

A recent infection, which managed to plunder a company's network within hours, demonstrates why the malware has become so prevalent...

Maze Ransomware group steals 11m card data from Banco de Costa Rica

By Deeba Ahmed Banco BCR has been attacked twice in the past eight months by Maze ransomware operators. This is a post from HackRead.com Read the original post: Maze Ransomware group steals 11m card data from Banco de Costa Rica...

This Week in Security News: Shade Ransomware Shuts Down, Releases Decryption Keys and WebMonitor RAT Bundled with Zoom Installer

Welcome to our weekly roundup, where we share what you need to know about the cybersecurity news and events that happened over the past few days. This week, read about how the operators of the Shade Troldesh ransomware have shut down and released more than 750,000 decryption keys. Also, learn abo...

Android ransomware found extorting credit card details from users

By Sudais Asif Another day, another Android ransomware - This time, however, the ransomware wants your credit card details rather than... This is a post from HackRead.com Read the original post: Android ransomware found extorting credit card details from users...

Shade Threat Actors Call It Quits, Release 750K Encryption Keys

The threat actors behind the Shade ransomware have called it quits, releasing 750,000 encryption keys on GitHub and publicly apologizing to victims affected by the malware. User “shade-team” posted four files on the code repository earlier this week, one containing the file keys and four “ReadMe”...

Tales From the Trenches; a Lockbit Ransomware Story

ARCHIVED STORY Tales From the Trenches; a Lockbit Ransomware Story By ATR Operational Intelligence Team · APR 30, 2020 Co-authored by Marc RiveroLopez. In collaboration with Northwave As we highlighted previously across two blogs, targeted ransomware attacks have increased massively over the past...

Tales From the Trenches; a Lockbit Ransomware Story

ARCHIVED STORY Tales From the Trenches; a Lockbit Ransomware Story By ATR Operational Intelligence Team · APR 30, 2020 Co-authored by Marc RiveroLopez. In collaboration with Northwave As we highlighted previously across two blogs, targeted ransomware attacks have increased massively over the past...

‘Black Rose Lucy’ is Back, Now Pushing Ransomware

Cybercriminals behind the Android-based dropper malware Black Rose Lucy have shifted attacks from info-stealing to ransomware – with a sextortion twist. The malware family, operated by the Lucy Gang, encrypts targeted Android devices and delivers a spoofed FBI message. The ransom note claims the...

Threat actors release Troldesh decryption keys

Update: Kaspersky has updated their ShadeDecryptor tool to include decryption for the keys released by "shade team". You can download the tool and find instructions here. A GitHub user claiming to represent the authors of the Troldesh Ransomware calling themselves the “Shade team” published this...

Hackers Leak Biopharmaceutical Firm's Data Stolen in Ransomware Attack

The Clop ransomware group attacked biopharmaceutical company ExecuPharm and reportedly leaked some of the company’s compromised data on underground forums. ExecuPharm, a Pennsylvania-based subsidiary of the U.S. biopharmaceutical giant Parexel, provides clinical trial management tools for...

The Covid-19 Pandemic Reveals Ransomware's Long Game

Hackers laid the groundwork months ago for attacks. Now they're flipping the switch...

Ransomware groups continue to target healthcare, critical services; here’s how to reduce risk

At a time when remote work is becoming universal and the strain on SecOps, especially in healthcare and critical industries, has never been higher, ransomware actors are unrelenting, continuing their normal operations. Multiple ransomware groups that have been accumulating access and maintaining...

Ransomware hackers leak pharmaceutical giant’s data on dark web

By Sudais Asif Ransomware hackers are everywhere and now they have an upper hand when it comes to targeting businesses and unsuspecting users. This is a post from HackRead.com Read the original post: Ransomware hackers leak pharmaceutical giant's data on dark web...

DeathRansom - A Ransomware Developed In Python, With Bypass Technics, For Educational Purposes

What is a ransomware? A ransomware is malware that encrypts all your files and shows a ransom request, which tells you to pay a set amount, usually in bitcoins BTC, in a set time to decrypt your files, or he will delete your files. How it works? First, the script checks if it's in a sandbox,...

Acronis: Denial of Service in anti_ransomware_service.exe via logs files

antiransomwareservice.exe keeps a log in a folder where any unprivileged user has write permissions. The logs are generated in a predictable pattern allowing the unprivileged user to create a hardlink from the, not yet created, log file to the antiransomwareservice itself. On reboot, this forces...

Acronis: Local Privilege Escalation in anti_ransomware_service.exe via quarantine

antiransomwareservice.exe includes a functionality to quarantine files which will copy the suspected ransomware file from one directory to another using SYSTEM privileges. As any unprivileged user has write permissions in the quarantine folder, it is possible to control this privileged write with...

Public Sector Ransomware Attacks Rage On: Can Your Organization Repel Them?

To pay or not to pay? That is the question many public-sector organizations must grapple with when faced with a complex ransomware attack – even while the COVID-19 pandemic rages on around them. Ransomware attacks to municipal, local, and state government agencies are on the rise. Places as...

Threat Spotlight: MedusaLocker

By Edmund Brumaghin, with contributions from Amit Raut. Overview MedusaLocker is a ransomware family that has been observed being deployed since its discovery in 2019. Since its introduction to the threat landscape, there have been several variants observed. However, most of the functionality...