UAC-0099 Targets Ukrainian Government Personnel With ASHVEIN RAT Hiding Commands in HTML

The Russia-aligned threat actor known as UAC-0099 has been attributed to a previously undocumented .NET infostealer and remote access trojan RAT codenamed ASHVEIN. According to TrendAI, the malware has been put to use in attacks targeting Ukrainian government personnel. The cybersecurity company ...

Russia-Aligned UAC-0099 Plants Nuclear Weapon Prompt in Malware to Disrupt AI Analysis

Cybersecurity researchers have disclosed a new technique dubbed GuardBreaker that's been put to use by a Russia-aligned threat actor known as UAC-0099 against a target in Ukraine with an aim to interfere with artificial intelligence AI-assisted analysis. The idea, ESET said in a series of posts o...

CERT-UA Warns of HTA-Delivered C# Malware Attacks Using Court Summons Lures

The Computer Emergency Response Team of Ukraine CERT-UA has warned of cyber attacks carried out by a threat actor called UAC-0099 targeting government agencies, the defense forces, and enterprises of the defense-industrial complex in the country. The attacks, which leverage phishing emails as an...

UAC-0099 Utilizes WinRAR Exploit to Deploy LONEPAGE Malware

Summary: UAC-0099, a threat actor, has been involved in persistent attacks targeting Ukraine. These attacks leverage a critical vulnerability in WinRAR to deploy a malware strain known as LONEPAGE. Notably, the threat actor focuses on Ukrainian employees working for organizations outside of...

UAC-0099 Hackers Using Old WinRAR Flaw in New Cyberattack on Ukraine

By Waqas UAC-0099 is a pro-Russian hacking group that has been targeting Ukraine since the conflict between the two countries began. This is a post from HackRead.com Read the original post: UAC-0099 Hackers Using Old WinRAR Flaw in New Cyberattack on Ukraine...

UAC-0099 Using WinRAR Exploit to Target Ukrainian Firms with LONEPAGE Malware

The threat actor known as UAC-0099 has been linked to continued attacks aimed at Ukraine, some of which leverage a high-severity flaw in the WinRAR software to deliver a malware strain called LONEPAGE. "The threat actor targets Ukrainian employees working for companies outside of Ukraine,"...