Experts spotted a malware dubbed Frebniis that abuses a Microsoft IIS feature to deploy a backdoor and monitor all HTTP traffic to the system. Broadcom Symantec researchers have spotted a new malware, tracked as Frebniis, that abuses Microsoft Internet Information Services (IIS) to deploy a backdoor and monitor all HTTP traffic to the infected system, […]
The threat actors behind a massive AdSense fraud campaign infected 10,890 WordPress sites since September 2022. In November 2022, researchers from security firm Sucuri reported to have tracked a surge in WordPress malware redirecting website visitors to fake Q&A sites via ois[.]is. The experts were tracking the campaign since September 2022, the campaign’s end goal was black […]
Netlab 360 observed unidentified threat actors using a new backdoor based on the US CIA’s Project Hive malware suite. Researchers from Qihoo Netlab 360 reported that unidentified threat actors using a new backdoor based on the US CIA’s Project Hive malware suite. “Hive provides a covert communications platform for a whole range of CIA malware to send exfiltrated […]
The cybersecurity researcher RE-Solver discovered Backdoor credentials in ZyXEL LTE3301-M209 LTE indoor routers. Security researcher ReSolver announced the discovery of hardcoded credentials (CVE-2022-40602) in ZyXEL LTE3301-M209 LTE indoor routers. In previous research, the expert discovered a Telnet backdoor in D-Link DWR-921 which is also present in the ZyXEL LTE3301-M209 as well. The researcher analyzed the […]
A new Python backdoor is targeting VMware ESXi servers, allowing attackers to take over compromised systems. Juniper Networks researchers spotted a previously undocumented Python backdoor targeting VMware ESXi servers. The researchers discovered the backdoor in October 2022, experts pointed out the implant is notable for its simplicity, persistence and capabilities. The experts were not able […]
A new variant of the popular Ursnif malware is used as a backdoor to deliver next-stage payloads and steal sensitive data. Mandiant researchers warn of a significant shift from Ursnif‘s original purpose, the malware initially used in banking frauds is now used to deliver next-stage payloads and steal sensitive data. The new variant, first observed […]
China-linked SparklingGoblin APT was spotted using a Linux variant of a backdoor known as SideWalk against a Hong Kong university. Researchers from ESET discovered a Linux variant of the SideWalk backdoor, which is a custom implant used by the China-linked SparklingGoblin APT group. The SparklingGoblin APT is believed to be a group that operated under […]
Experts found backdoors in budget Android device models designed to target WhatsApp and WhatsApp Business messaging apps. Researchers from Doctor Web discovered backdoors in the system partition of budget Android device models that are counterfeit versions of famous brand-name models. The malware targets WhatsApp and WhatsApp Business messaging apps and can allow attackers to conduct […]
Experts observed the HelloXD ransomware deploying a backdoor to facilitate persistent remote access to infected hosts. The HelloXD ransomware first appeared in the threat landscape on November 30, 2021, it borrows the code from Babuk ransomware, which is available in Russian-speaking hacking forums since September 2021. Unlike other ransomware operations, this ransomware gang doesn’t use a […]
Iran-linked Lyceum APT group uses a new .NET-based DNS backdoor to target organizations in the energy and telecommunication sectors. The Iran-linked Lyceum APT group, aka Hexane or Spilrin, used a new .NET-based DNS backdoor in a campaign aimed at companies in the energy and telecommunication sectors, ZScaler researchers warn. The activity of the Lyceum APT […]