Malware

Pierluigi Paganini January 14, 2022
North Korea-linked APT BlueNoroff focuses on crypto theft

The North Korea-linked APT group BlueNoroff has been spotted targeting cryptocurrency startups with fake MetaMask browser extensions. The North Korea-linked APT group BlueNoroff has been spotted targeting cryptocurrency startups with fake MetaMask browser extensions. The nation-state actor is considered a group that operates under the control of the notorious North Korea-linked Lazarus APT group. The […]

Pierluigi Paganini January 14, 2022
Ukrainian police arrested Ransomware gang behind attacks on 50 companies

Ukrainian police arrested members of a ransomware gang that targeted at least 50 companies in the U.S. and Europe. Ukrainian police arrested members of a ransomware affiliate group that is responsible for attacking at least 50 companies in the U.S. and Europe. The operation was conducted by the SBU Cyber ​​Department together with the Cyber […]

Pierluigi Paganini January 14, 2022
Threat actors can bypass malware detection due to Microsoft Defender weakness

A weakness in the Microsoft Defender antivirus can allow attackers to retrieve information to use to avoid detection. Threat actors can leverage a weakness in Microsoft Defender antivirus to determine in which folders plant malware to avoid the AV scanning. Microsoft Defender allows users to exclude locations on their machines that should be excluded from […]

Pierluigi Paganini January 13, 2022
Threat actors abuse public cloud services to spread multiple RATs

Threat actors are actively abusing cloud services from Amazon and Microsoft to deliver RATs such as Nanocore, Netwire, and AsyncRAT. Threat actors are actively exploiting public cloud services from Amazon and Microsoft to spread RATs such as Nanocore, Netwire, and AsyncRAT used to steal sensitive information from compromised systems. The malware campaign was spotted by Cisco Talos in October 2021, most […]

Pierluigi Paganini January 13, 2022
USCYBERCOM: MuddyWater APT is linked to Iran’s MOIS intelligence

US Cyber Command (USCYBERCOM) has officially linked the Iran-linked MuddyWater APT group to Iran’s Ministry of Intelligence and Security (MOIS). USCYBERCOM has officially linked the Iran-linked MuddyWater APT group (aka SeedWorm and TEMP.Zagros) to Iran’s Ministry of Intelligence and Security (MOIS). The first MuddyWater campaign was observed in late 2017 when targeted entities in the Middle East. The experts called the campaign […]

Pierluigi Paganini January 13, 2022
SysJoker, a previously undetected cross-platform backdoor made the headlines

Security researchers found a new cross-platform backdoor, dubbed SysJoker, the is suspected to be the work of an APT group. Security experts from Intezer discovered a new backdoor, dubbed SysJoker, that is able to infect Windows, macOS, and Linux systems. The experts spotted a Linux variant of the backdoor in December while investigating an attack against […]

Pierluigi Paganini January 12, 2022
New RedLine malware version distributed as fake Omicron stat counter

Experts warn of a new variant of the RedLine malware that is distributed via emails as fake COVID-19 Omicron stat counter app as a lure. Fortinet researchers have spotted a new version of the RedLine info-stealer that is spreading via emails using a fake COVID-19 Omicron stat counter app as a lure. The RedLine malware […]

Pierluigi Paganini January 12, 2022
Iran-linked APT35 group exploits Log4Shell flaw to deploy a new PowerShell backdoor

Iran-linked APT35 group has been observed leveraging the Log4Shell flaw to drop a new PowerShell backdoor. Iran-linked APT35 cyberespionege group (aka ‘Charming Kitten‘ or ‘Phosphorus‘) has been observed leveraging the Log4Shell flaw to drop a new PowerShell backdoor, Check Point researchers states. The experts also details the use of a modular PowerShell-based framework dubbed CharmPower, that allows […]

Pierluigi Paganini January 11, 2022
Night Sky ransomware operators exploit Log4Shell to target hack VMware Horizon servers

Another gang, Night Sky ransomware operation, started exploiting the Log4Shell vulnerability in the Log4j library to gain access to VMware Horizon systems. The Night Sky ransomware operation started exploiting the Log4Shell flaw (CVE-2021-44228) in the Log4j library to gain access to VMware Horizon systems. The ransomware gang started its operations on December 27, 2021, and […]

Pierluigi Paganini January 11, 2022
AvosLocker ransomware now targets Linux systems, including ESXi servers

AvosLocker is the latest ransomware that implemented the capability to encrypt Linux systems including VMware ESXi servers. AvosLocker expands its targets by implementing the support for encrypting Linux systems, specifically VMware ESXi servers, Bleeping computed reported. “While we couldn’t find what targets were attacked using this AvosLocker ransomware Linux variant, BleepingComputer knows of at least one […]