Lazarus Group Likely Using New WinorDLL64 Backdoor to Exfiltrate Sensitive Data

A new backdoor associated with a malware downloader named Wslink has been discovered, with the tool likely used by the notorious North Korea-aligned Lazarus Group, new findings reveal. The payload, dubbed WinorDLL64 by ESET, is a fully-featured implant that can exfiltrate, overwrite, and delete...

SUSE CVE-2022-0615

Use-after-free in esetrtp kernel module used in ESET products for Linux allows potential attacker to trigger denial-of-service condition on the system...

Ukraine Hit with New Golang-based 'SwiftSlicer' Wiper Malware in Latest Cyber Attack

Ukraine has come under a fresh cyber onslaught from Russia that involved the deployment of a previously undocumented Golang-based data wiper dubbed SwiftSlicer. ESET attributed the attack to Sandworm, a nation-state group linked to Military Unit 74455 of the Main Intelligence Directorate of the...

StrongPity Hackers Distribute Trojanized Telegram App to Target Android Users

The advanced persistent threat APT group known as StrongPity has targeted Android users with a trojanized version of the Telegram app through a fake website that impersonates a video chat service called Shagle. "A copycat website, mimicking the Shagle service, is used to distribute StrongPity's...

Researchers Uncover MirrorFace Cyber Attacks Targeting Japanese Political Entities

A Chinese-speaking advanced persistent threat APT actor codenamed MirrorFace has been attributed to a spear-phishing campaign targeting Japanese political establishments. The activity, dubbed Operation LiberalFace by ESET, specifically focused on members of an unnamed political party in the natio...

Google Warns of Internet Explorer Zero-Day Vulnerability Exploited by ScarCruft Hackers

An Internet Explorer zero-day vulnerability was actively exploited by a North Korean threat actor to target South Korean users by capitalizing on the recent Itaewon Halloween crowd crush to trick users into downloading malware. The discovery, reported by Google Threat Analysis Group researchers...

North Korea Hackers Using New "Dolphin" Backdoor to Spy on South Korean Targets

The North Korea-linked ScarCruft group has been attributed to a previously undocumented backdoor called Dolphin that the threat actor has used against targets located in its southern counterpart. "The backdoor ... has a wide range of spying capabilities, including monitoring drives and portable...

Acer Laptop Vulnerability Allows Malware Infection During Secure Boot

By Deeba Ahmed ESET assigned the vulnerability a CVSS score of 8.1 and tracked it as CVE-2022-4020. This is a post from HackRead.com Read the original post: Acer Laptop Vulnerability Allows Malware Infection During Secure Boot...

New Flaw in Acer Laptops Could Let Attackers Disable Secure Boot Protection

Acer has released a firmware update to address a security vulnerability that could be potentially weaponized to turn off UEFI Secure Boot on affected machines. Tracked as CVE-2022-4020, the high-severity vulnerability affects five different models that consist of Aspire A315-22, A115-21, and...

Russia-based RansomBoggs Ransomware Targeted Several Ukrainian Organizations

Ukraine has come under a fresh onslaught of ransomware attacks that mirror previous intrusions attributed to the Russia-based Sandworm nation-state group. Slovak cybersecurity company ESET, which dubbed the new ransomware strain RansomBoggs, said the attacks against several Ukrainian entities wer...

Worok Hackers Abuse Dropbox API to Exfiltrate Data via Backdoor Hidden in Images

A recently discovered cyber espionage group dubbed Worok has been found hiding malware in seemingly innocuous image files, corroborating a crucial link in the threat actor's infection chain. Czech cybersecurity firm Avast said the purpose of the PNG files is to conceal a payload that's used to...

New Updates for ESET's Advanced Home Solutions

It's no secret that antivirus software is as essential to your computer as a power cord. However, the threats don't stop at your devices. For example, criminals trying to steal your data can attack your Wi-Fi router, and phishing attempts can target your email. ESET's latest consumer product...

Researchers Uncover Custom Backdoors and Spying Tools Used by Polonium Hackers

A threat actor tracked as Polonium has been linked to over a dozen highly targeted attacks aimed at Israelian entities with seven different custom backdoors since at least September 2021. The intrusions were aimed at organizations in various verticals, such as engineering, information technology,...

CVE-2022-2402 Stack Overflow in ESET Endpoint Encryption and ESET Full Disk Encryption for Windows

The vulnerability in the driver dlpfde.sys enables a user logged into the system to perform system calls leading to kernel stack overflow, resulting in a system crash, for instance, a BSOD...

ESET Endpoint Encryption 和 ESET Full Disk Encryption 缓冲区错误漏洞

ESET Endpoint Encryption EEE and ESET Full Disk Encryption EFDE are both products of ESET Slovakia.ESET Endpoint Encryption is a comprehensive security application. Designed to protect your data, both at rest and in transit, ESET Full Disk Encryption is a full disk encryption solution implemented...

APT Lazarus Targets Engineers with macOS Malware

North Korean APT Lazarus is up to its old tricks with a cyberespionage campaign targeting engineers with a fake job posting that attempt to spread macOS malware. The malicious Mac executable used in the campaign targets both Apple and Intel chip-based systems. The campaign, identified by...

North Korea Hackers Spotted Targeting Job Seekers with macOS Malware

The North Korea-backed Lazarus Group has been observed targeting job seekers with malware capable of executing on Apple Macs with Intel and M1 chipsets. Slovak cybersecurity firm ESET linked it to a campaign dubbed "Operation Interception" that was first disclosed in June 2020 and involved using...

Black Hat and DEF CON Roundup

There was nothing typical this year at BSides LV, Black Hat USA and DEF CON – also known collectively as Hacker Summer Camp. The weeklong collection of cybersecurity conferences featured an eclectic mix of attendees to learn, network, hack and have fun. The week even included a rare Las Vegas fla...

The vulnerability of the eset_rtp module in ESET Endpoint Antivirus and ESET Server Security allows a hacker to cause a service failure.

The vulnerability of the esetrtp module in ESET Endpoint Antivirus and ESET Server Security antivirus protection tools is related to the use of memory after it is freed. Exploiting this vulnerability can allow a malicious actor to cause service interruptions remotely...

New UEFI Firmware Vulnerabilities Impact Several Lenovo Notebook Models

Consumer electronics maker Lenovo on Tuesday rolled out fixes to contain three security flaws in its UEFI firmware affecting over 70 product models. "The vulnerabilities can be exploited to achieve arbitrary code execution in the early phases of the platform boot, possibly allowing the attackers ...