Pierluigi Paganini
June 17, 2026
China-linked FishMonger used two SprySOCKS Windows variants that leveraged kernel drivers and the Print Spooler to target governments in four countries. ESET researchers have found two previously undocumented Windows versions of SprySOCKS, a backdoor that the security community had until now treated as Linux-only. Trend Micro first documented the Linux variant in September 2023 and […]
Pierluigi Paganini
February 18, 2026
Kaspersky uncovered Keenadu, an Android backdoor used for ad fraud that can even take full control of devices. Kaspersky has identified a new Android malware called Keenadu. It can be preinstalled in device firmware, hidden inside system apps, or even distributed via official stores like Google Play. Currently used for ad fraud by turning infected […]
Pierluigi Paganini
November 04, 2025
Microsoft found a new backdoor, SesameOp, using the OpenAI Assistants API for stealthy command-and-control in hacked systems. Microsoft uncovered a new backdoor, named SesameOp, that abuses the OpenAI Assistants API for command-and-control, allowing covert communication within compromised systems. Microsoft Incident Response – Detection and Response Team (DART) researchers discovered the backdoor in July 2025 while […]
Pierluigi Paganini
August 02, 2025
China questioned Nvidia over suspected backdoors in its H20 chips, adding to rising tensions in the tech fight between the U.S. and Beijing. China’s internet watchdog has summoned Nvidia over concerns that its H20 AI chips may contain hidden backdoors. Nvidia H20 chips are AI GPUs tailored for the Chinese market, based on Hopper architecture. […]
Pierluigi Paganini
May 20, 2025
China-linked UnsolicitedBooker used a new backdoor, MarsSnake, to target an international organization in Saudi Arabia. ESET researchers revealed that a China-linked APT, tracked as UnsolicitedBooker, targeted an international organization in Saudi Arabia using a new backdoor called MarsSnake. The experts uncovered the attacks in March 2023 and again in 2024, noting that the group used […]
Pierluigi Paganini
March 21, 2025
Symantec researchers linked a custom backdoor, called Betruger, found in recent ransomware attacks to an affiliate of the RansomHub operation. Symantec’s Threat Hunter team has identified a custom backdoor, named Betruger, linked to a RansomHub affiliate. Designed for ransomware attacks, Betruger combines multiple functions into a single tool to minimize detection. It enables screenshot capture, […]
Pierluigi Paganini
March 12, 2025
Mandiant researchers warn that China-linked actors are deploying custom backdoors on Juniper Networks Junos OS MX routers. In mid-2024, Mandiant identified custom backdoors on Juniper Networks’ Junos OS routers, and attributed the attacks to a China-linked espionage group tracked as UNC3886. These TINYSHELL-based backdoors had various capabilities, including active and passive access and a script to […]
Pierluigi Paganini
February 17, 2025
Netskope Threat Labs researchers discovered a Golang-based backdoor using Telegram for C2 communication, possibly of Russian origin. Netskope Threat Labs found a Golang-based backdoor using Telegram for C2. The malware, still in development but functional, exploits cloud apps to evade detection. The experts believe the new Go backdoor could have a Russian origin. Upon executing […]
Pierluigi Paganini
February 10, 2025
UK secretly demands Apple create an iCloud backdoor via a Technical Capability Notice, raising privacy concerns over end-to-end encryption. The UK demands Apple to create a backdoor to access any iCloud backups, the request raises concerns about user privacy and undermines Apple’s security commitments. “The British government’s undisclosed order, issued last month, requires blanket capability […]
Pierluigi Paganini
January 14, 2025
A critical vulnerability in Aviatrix Controller is actively exploited to deploy backdoors and cryptocurrency miners in the wild. A security researcher Jakub Korepta discovered a critical vulnerability, tracked as CVE-2024-50603 (CVSS score: 10.0), in the Aviatrix Controller. The flaw impacts Aviatrix Controller pre-7.1.4191 and 7.2.x pre-7.2.4996, it allows unauthenticated attackers to execute arbitrary code via improper command […]
