Malware

Pierluigi Paganini May 14, 2023
The latest variant of the RapperBot botnet adds cryptojacking capabilities

FortiGuard Labs Researchers spotted new samples of the RapperBot botnet that support cryptojacking capabilities. FortiGuard Labs researchers have discovered new samples of the RapperBot bot that added cryptojacking capabilities. Researchers from FortiGuard Labs first discovered the previously undetected RapperBot IoT botnet in August, and reported that it is active since mid-June 2022. The bot borrows […]

Pierluigi Paganini May 13, 2023
Russia-affiliated CheckMate ransomware quietly targets popular file-sharing protocol

The CheckMate ransomware operators have been targeting the Server Message Block (SMB) communication protocol used for file sharing to compromise their victims’ networks. Unlike most ransom campaigns, CheckMate, discovered in 2022, has been quiet throughout its operations. To the best of our knowledge, it doesn’t operate a data leak site. That’s quite unusual for a […]

Pierluigi Paganini May 12, 2023
Bl00dy Ransomware Gang actively targets the education sector exploiting PaperCut RCE

U.S. CISA and FBI warned of attacks conducted by the Bl00dy Ransomware Gang against the education sector in the country. The FBI and CISA issued a joint advisory warning that the Bl00dy Ransomware group is actively targeting the education sector by exploiting the PaperCut remote-code execution vulnerability CVE-2023-27350. The Bl00dy ransomware has been active since May 2022, […]

Pierluigi Paganini May 12, 2023
Leaked source code of Babuk ransomware used by 10 different ransomware families targeting VMware ESXi

The leak of the source code of the Babuk ransomware allowed 9 ransomware gangs to create their own ransomware targeting VMware ESXi systems. SentinelLabs researchers have identified 10 ransomware families using VMware ESXi lockers based on the source code of the Babuk ransomware that was leaked in 2021. The experts pointed out that these ransomware […]

Pierluigi Paganini May 12, 2023
The Black Basta ransomware gang hit multinational company ABB

Swiss electrification and automation technology giant ABB suffered a Black Basta ransomware attack that impacted its business operations. Swiss multinational company ABB, a leading electrification and automation technology provider, it the last victim of the notorious Black Basta ransomware group. The company has more than 105,000 employees and has $29.4 billion in revenue for 2022.  […]

Pierluigi Paganini May 10, 2023
DownEx cyberespionage operation targets Central Asia

A new sophisticated malware strain, dubbed DownEx, was involved in attacks aimed at Government organizations in Central Asia. In late 2022, Bitdefender Labs researchers first observed a highly targeted cyberattack targeting foreign government institutions in Kazakhstan that involved a new sophisticated strain of malware dubbed DownEx. Later the researchers detected another attack in Afghanistan that allowed them to […]

Pierluigi Paganini May 10, 2023
US disrupts Russia-linked Snake implant’s network

The US government announced to have disrupted the peer-to-peer (P2P) network of computers compromised by the Snake malware. The Snake implant is one of the most sophisticated implants used by Russia-linked threat actors for cyberespionage purposes. The malware has been designed and used by Center 16 of Russia’s Federal Security Service (FSB) in cyber espionage […]

Pierluigi Paganini May 09, 2023
Fortinet warns of a spike of the activity linked to AndoryuBot DDoS botnet

A DDoS botnet dubbed AndoryuBot has been observed exploiting an RCE, tracked as CVE-2023-25717, in Ruckus access points. FortiGuard Labs researchers have recently observed a spike in attacks attempting to exploit the Ruckus Wireless Admin remote code execution vulnerability tracked as CVE-2023-25717. The activity is associated with a known DDoS botnet tracked as AndoryuBot that […]

Pierluigi Paganini May 09, 2023
New CACTUS ransomware appeared in the threat landscape

Researchers warn of a new ransomware family called CACTUS that exploits known vulnerabilities in VPN appliances to gain initial access to victims’ networks. Researchers from cybersecurity firm Kroll have analyzed on a new ransomware family called CACTUS that has been spotted exploiting known flaws in VPN appliances to achieve initial access to targeted networks. The […]

Pierluigi Paganini May 08, 2023
Money Message gang leaked private code signing keys from MSI data breach

The ransomware gang behind the attack on Taiwanese PC maker MSI leaked the company’s private code signing keys on their darkweb leak site. In early April, the ransomware gang Money Message announced to have hacked the Taiwanese multinational IT corporation MSI (Micro-Star International). Micro-Star International AKA MSI designs, manufactures, and sells motherboards and graphics cards […]