malware

Pierluigi Paganini April 05, 2023
Tax preparation and e-file service eFile.com compromised to serve malware

The eFile.com online service, which is authorized by the US Internal Revenue Service (IRS), was spotted serving malicious malware to visitors. eFile.com, the personal online tax preparation and e-file service authorized by the US Internal Revenue Service (IRS), was spotted serving malware to visitors. The service helps taxpayers to file tax returns, experts reported that […]

Pierluigi Paganini April 04, 2023
Rorschach ransomware has the fastest file-encrypting routine to date

A new ransomware strain named Rorschach ransomware supports the fastest file-encrypting routine observed to date. Check Point Research (CPR) and Check Point Incident Response Team (CPIRT) researchers detected a previously unknown ransomware strain, dubbed Rorschach ransomware, that was employed in attack against a US-based company. The experts pointed out that the Rorschach ransomware appears to be unique. […]

Pierluigi Paganini April 04, 2023
3CX Supply chain attack allowed targeting cryptocurrency companies

Threat actors behind the 3CX supply chain attack have targeted a limited number of cryptocurrency companies with a second-state implant. As of Mar 22, 2023, SentinelOne observed a spike in behavioral detections of the 3CXDesktopApp, which is a popular voice and video conferencing software product. The products from multiple cybersecurity vendors started detecting the popular […]

Pierluigi Paganini April 03, 2023
Moobot botnet spreads by targeting Cacti and RealTek flaws

The Moobot botnet is actively exploiting critical vulnerabilities in Cacti, and Realtek in attacks in the wild. FortiGuard Labs researchers observed an ongoing hacking campaign targeting Cacti (CVE-2022-46169) and Realtek (CVE-2021-35394) vulnerabilities to spread ShellBot and Moobot malware. The ShellBot, also known as PerlBot, is a Perl-based DDoS bot that uses IRC protocol for C2 communications. The […]

Pierluigi Paganini April 02, 2023
Leaked documents from Russian firm NTC Vulkan show Sandworm cyberwarfare arsenal

Files leaked by Russian IT contractor NTC Vulkan show that Russia-linked Sandworm APT requested it to develop offensive tools. Documents leaked from Russian IT contractor NTC Vulkan show it was likely involved in the development of offensive tools. The documents demonstrate that it also developed hacking tools for the Russia-linked APT group Sandworm. The Sandworm group […]

Pierluigi Paganini April 01, 2023
LockBit leaks data stolen from the South Korean National Tax Service

The LockBit ransomware gang announced the publishing of data stolen from the South Korean National Tax Service. On March 29, 2023, The Lock Bit ransomware gang announced the hack of the South Korean National Tax Service. The group added the South Korean agency to its Tor leak site and announced the release of stolen data […]

Pierluigi Paganini April 01, 2023
CISA adds bugs exploited by commercial surveillance spyware to Known Exploited Vulnerabilities catalog

CISA has added nine flaws to its Known Exploited Vulnerabilities catalog, including bugs exploited by commercial spyware on mobile devices. U.S. Cybersecurity and Infrastructure Security Agency (CISA) has added nine new vulnerabilities to its Known Exploited Vulnerabilities Catalog. Five of the issues added by CISA to its catalog are part of the exploits used by surveillance […]

Pierluigi Paganini March 30, 2023
New AlienFox toolkit harvests credentials for tens of cloud services

AlienFox is a novel comprehensive toolset for harvesting credentials for multiple cloud service providers, SentinelLabs reported. AlienFox is a new modular toolkit that allows threat actors to harvest credentials for multiple cloud service providers. AlienFox is available for sale and is primarily distributed on Telegram in the form of source code archives. Some modules are […]

Pierluigi Paganini March 30, 2023
3CX voice and video conferencing software victim of a supply chain attack

Popular voice and video conferencing software 3CX was the victim of a supply chain attack, SentinelOne researchers reported. As of Mar 22, 2023, SentinelOne observed a spike in behavioral detections of the 3CXDesktopApp, which is a popular voice and video conferencing software product. The products from multiple cybersecurity vendors started detecting the popular software as […]

Pierluigi Paganini March 30, 2023
New Mélofée Linux malware linked to Chinese APT groups

Exatrack researchers warn of an unknown China-linked hacking group that has been linked to a new Linux malware, dubbed Mélofée. Cybersecurity researchers from ExaTrack recently discovered a previously undetected malware family, dubbed Mélofée, targeting Linux servers. The researchers linked with high-confidence this malware to China-linked APT groups, in particular the Winnti group. The Mélofée malware includes a […]