Malware

Pierluigi Paganini July 31, 2024
Phishing campaigns target SMBs in Poland, Romania, and Italy with multiple malware families

Phishing campaigns target small and medium-sized businesses (SMBs) in Poland to deliver malware families such as Agent Tesla, Formbook, and Remcos RAT. ESET researchers observed multiple phishing campaigns targeting SMBs in Poland in May 2024, distributing various malware families like Agent Tesla, Formbook, and Remcos RAT. ESET researchers detected nine notable phishing campaigns during May 2024 in Poland, Romania, and Italy. […]

Pierluigi Paganini July 30, 2024
Mandrake Android spyware found in five apps in Google Play with over 32,000 downloads since 2022

A new version of the Mandrake Android spyware has been found in five apps on Google Play, which have been downloaded over 32,000 times since 2022. Researchers from Kaspersky discovered a new version of the Mandrake Android spyware in five app on Google Play, totaling over 32,000 downloads between 2022 and 2024. Researchers from Bitdefender […]

Pierluigi Paganini July 29, 2024
Ransomware gangs exploit recently patched VMware ESXi bug CVE-2024-37085

Microsoft warns that ransomware gangs are exploiting the recently patched CVE-2024-37085 flaw in VMware ESXi flaw. Microsoft researchers warned that multiple ransomware gangs are exploiting the recently patched vulnerability CVE-2024-37085 (CVSS score of 6.8) in VMware ESXi flaw. “Microsoft researchers have uncovered a vulnerability in ESXi hypervisors being exploited by several ransomware operators to obtain full […]

Pierluigi Paganini July 29, 2024
Belarus-linked APT Ghostwriter targeted Ukraine with PicassoLoader malware

Belarus-linked APT group GhostWriter targeted Ukrainian organizations with a malware family known as PicassoLoader, used to deliver various malicious payloads. The Ukrainian Government’s Computer Emergency Response Team (CERT-UA) reported a surge in activity associated with the APT group UAC-0057 (aka GhostWriter) group between July 12 and 18, 2024. Threat actors distributed documents containing macros designed […]

Pierluigi Paganini July 28, 2024
French authorities launch disinfection operation to eradicate PlugX malware from infected hosts

French authorities and Europol are conducting a “disinfection operation” targeting hosts compromised by the PlugX malware. The French authorities, with the help of Europol, have launched on July 18, 2024, a “disinfection operation” to clean hosts infected with the PlugX malware. Following a report by the cybersecurity firm Sekoia.io, the Paris Public Prosecutor’s Office launched […]

Pierluigi Paganini July 28, 2024
Security Affairs Malware Newsletter – Round 4

Security Affairs Malware newsletter includes a collection of the best articles and research on malware in the international landscape. Play Ransomware Group’s New Linux Variant Targets ESXi, Shows Ties With Prolific Puma Fake Browser Updates Lead to BOINC Volunteer Computing Software      Impact of FrostyGoop ICS Malware on Connected OT Systems A Novel Static Analysis […]

Pierluigi Paganini July 25, 2024
Hackers exploit Microsoft Defender SmartScreen bug CVE-2024-21412 to deliver ACR, Lumma, and Meduza Stealers

The CVE-2024-21412 flaw in the Microsoft Defender SmartScreen has been exploited to deliver information stealers such as ACR Stealer, Lumma, and Meduza. Fortinet FortiGuard Labs researchers observed a malware campaign exploiting the vulnerability CVE-2024-21412 (CVSS score: 8.1) to spread information stealer, such as ACR Stealer, Lumma, and Meduza. The CVE-2024-21412 is an Internet Shortcut Files Security Feature Bypass Vulnerability. The flaw […]

Pierluigi Paganini July 24, 2024
China-linked APT group uses new Macma macOS backdoor version

China-linked APT group Daggerfly (aka Evasive Panda, Bronze Highland) Evasive Panda has been spotted using an updated version of the macOS backdoor Macma. The China-linked APT group Daggerfly (aka Evasive Panda or Bronze Highland) has significantly updated its malware arsenal, adding a new malware family based on the MgBot framework and an updated Macma macOS backdoor. […]

Pierluigi Paganini July 23, 2024
FrostyGoop ICS malware targets Ukraine

In April 2024, Dragos researchers spotted the malware FrostyGoop that interacts with Industrial Control Systems (ICS) using the Modbus protocol. In April 2024, Dragos researchers discovered a new ICS malware named FrostyGoop that interacts with Industrial Control Systems using the Modbus protocol. FrostyGoop is the ninth ICS malware that was discovered an that a nation-state […]

Pierluigi Paganini July 23, 2024
Hackers abused swap files in e-skimming attacks on Magento sites

Threat actors abused swap files in compromised Magento websites to hide credit card skimmer and harvest payment information. Security researchers from Sucuri observed threat actors using swap files in compromised Magento websites to conceal a persistent software skimmer and harvest payment information. The attackers used this tactic to maintain persistence and allowing the malware to […]