The Security Blog From Gridinsoft

ALPHV Ransomware Shut Down, Exit Scam Supposed

On March 5, 2024, ALPHV/BlackCat ransomware claimed its shutdown, “due to the FBI takeover”. Despite the actions from law enforcement…

LockBit is Back With New Claims and Victims

The story around LockBit ransomware takedown on February 19 continues to unfold. After almost a week of downtime and silence,…

MrB Ransomware (.mrB Files) – Analysis & File Decryption

MrB ransomware is a new Dharma ransomware sample, discovered on February 21, 2024. It is distinctive for applying a complex…

LockBit Ransomware Taken Down by NCA

On February 19, 2024, LockBit ransomware was taken down by the UK National Crime Agency in cooperation with a selection…

SYSDF Ransomware (.SYSDF Files) – Malware Analysis & Removal

SYSDF is a ransomware-type program that belongs to the Dharma malware family. Such malicious software aims mainly at small companies,…

Critical Auth Bypass Vulnerability in GoAnywhere MFT

GoAnywhere MFT Auth Bypass Vulnerability Discovered

The fest of vulnerabilities in enterprise software continues with an auth bypass flaw in Fortra’s GoAnywhere MFT. Rated at CVSS 9.8, this flaw allows an adversary to create an administrator…

RCE Vulnerability in Confluence Exploited in the Wild

Confluence RCE Vulnerability Under Massive Exploitation

Researchers are seeing attempts to exploit a critical vulnerability in outdated Atlassian Confluence servers. The flaw allows attackers to execute code remotely, with most attempts from Russian IP addresses. Typically…

CISA Urges Patching Citrix RCE Vulnerability

2 Citrix RCE Under Active Exploitation, CISA Notifies

CISA has given a timeframe of one to three weeks to fix three vulnerabilities related to Citrix NetScaler and Google Chrome. These zero-day vulnerabilities were actively used in cyber attacks.…

LockBit Ransomware Starts Using Word Files For Distribution, Again

LockBit Ransomware Uses Resume Word Files to Spread

A recent investigation by ASEC reveals the new tactics of an infamous LockBit ransomware. “Post-paid pentesters” started masquerading as innocuous summaries in Word documents. Ironically, this similar tactic is reminiscent…

SonicWall API vulnerability has left 178,000 firewalls vulnerable to attacks.

Over 178,000 SonicWall Firewalls are Vulnerable to DoS and RCE

Recent research uncovers a significant portion of SonicWall firewall instances being susceptible to attacks. In particular, two vulnerabilities are able to cause remote code execution (RCE) and DoS attacks. Unfortunately,…

Research Discover 9 Vulnerabilities in EDK II

9 PixieFail Vulnerabilities Discovered in TianoCore’s EDK II

A chain of 9 vulnerabilities in UEFI’s Preboot Execution Environment (PXE), dubbed PixieFail, was uncovered in a recent research. As the network boot process is a rather novice attack vector,…

New Chrome 0-day Vulnerability Exploited, Patch Available

New Google Chrome 0-day Vulnerability Exploited, Update Now

In the most recent release notes, Google reports about a new 0-day vulnerability that is already exploited in the wild. The update fixes the issue, but the very fact of…

FBot Malware Targets Cloud and Payment Services.

Novice FBot Stealer Targets Cloud Services

Researchers report about a new malware strain dubbed FBot. This Python-based malicious program appears to be a unique tool in cybercriminals’ arsenal. Its uniqueness is due to its targeting of…

Azorult Malware Resurfaces 2 Years Later

AzorUlt Stealer Is Back In Action, Uses Email Phishing

Cybersecurity experts have stumbled upon the eight-year-old Azorult malware. This malware steals information and collects sensitive data, and has been down since late 2021. But will the old dog keep…

Remcos RAT Uses Webhards to Target Korean Users

Remcos RAT Targets South Korean Users Through Webhards

An infamous Remcos RAT reportedly started targeting South Korean users through the files shared on Webhards platform. By baiting users with cracked software and adult content, hackers manage to install…

GitLab Zeroclick Account Hijack Vulnerability Uncovered

GitLab Zero-Click Account Hijack Vulnerability Revealed

On January 11, 2024, GitLab released an update with the official warning regarding the critical security violation fix. The vulnerability allows the user to send the account password reset form…

Hackers Exploit Windows SmartScreen Vulnerability to Spread Phemedrone Stealer

Windows SmartScreen Vulnerability Exploited to Spread Phemedrone Stealer

The malicious campaign exploits the CVE-2023-36025 vulnerability in Microsoft Windows Defender SmartScreen to spread Phemedrone Stealer. It utilizes intricate evasion techniques to bypass traditional security measures and target sensitive user…