Microsoft confirmed that two recently disclosed zero-day flaws in Microsoft Exchange are being actively exploited in the wild. Microsoft confirmed that two zero-day vulnerabilities in Microsoft Exchange recently disclosed by researchers at cybersecurity firm GTSC are being actively exploited in the wild. The IT giant has promptly started the investigation into the two zero-day vulnerabilities […]
Security researchers are warning of a new Microsoft Exchange zero-day that are being exploited by malicious actors in the wild. Cybersecurity firm GTSC discovered two Microsoft Exchange zero-day vulnerabilities that are under active exploitation in attacks in the wild. Both flaws were discovered by the researchers as part of an incident response activity in August […]
Researchers from Mandiant have discovered a novel malware persistence technique within VMware ESXi Hypervisors. Mandiant detailed a novel technique used by malware authors to achieve administrative access within VMware ESXi Hypervisors and take over vCenter servers and virtual machines for Windows and Linux to perform the following actions: The highly targeted and evasive nature of […]
Several hacker groups are assisting protestors in Iran using Telegram, Signal and other tools to bypass government censorship. Check Point Research (CPR) observed multiple hacker groups using Telegram, Signal and the darkweb to support protestors in Iran in bypassing regime censorship. The hackers are sharing tools and tips to bypass censorship, including opening VPN servers, […]
The Brute Ratel post-exploitation toolkit has been cracked and now is available in the underground hacking and cybercrime communities. Threat actors have cracked the Brute Ratel C4 (BRC4) post-exploitation toolkit and leaked it for free in the cybercrime underground. The availability of the cracked version of the tool was first reported by the cybersecurity researcher Will […]
The Russia-linked APT28 group is using mouse movement in decoy Microsoft PowerPoint documents to distribute malware. The Russia-linked APT28 employed a technique relying on mouse movement in decoy Microsoft PowerPoint documents to deploy malware, researchers from Cluster25 reported. Cluster25 researchers were analyzing a lure PowerPoint document used to deliver a variant of Graphite malware, which is known to be used […]
The recently born Bl00Dy Ransomware gang has started using the recently leaked LockBit ransomware builder in attacks in the wild. The Bl00Dy Ransomware gang is the first group that started using the recently leaked LockBit ransomware builder in attacks in the wild. Last week, an alleged disgruntled developer leaked the builder for the latest encryptor […]
North Korea-linked Lazarus APT group is targeting macOS Users searching for jobs in the cryptocurrency industry. North Korea-linked Lazarus APT group continues to target macOS with a malware campaign using job opportunities as a lure. The attackers aimed at stealing credentials for the victims’ wallets. Last week, SentinelOne researchers discovered a decoy documents advertising positions […]
WhatsApp has addressed two severe Remote Code Execution vulnerabilities affecting the mobile version of the software. WhatsApp has published three security advisories for 2022, two of which are related to CVE-2021-24042 and CVE-2021-24043 vulnerabilities discovered in January and February, and the third one is related to CVE-2022-36934 and CVE-2022-27492 fixed by the company in September. The […]
Researchers are tracking multiple self-proclaimed hacktivist groups working in support of Russia, and identified 3 groups linked to the GRU. Mandiant researchers are tracking multiple self-proclaimed hacktivist groups working in support of Russia, and identified 3 groups linked to the Russian Main Intelligence Directorate (GRU). The experts assess with moderate confidence that moderators of the […]