backdoor

Pierluigi Paganini May 19, 2024
North Korea-linked Kimsuky used a new Linux backdoor in recent attacks

Symantec warns of a new Linux backdoor used by the North Korea-linked Kimsuky APT in a recent campaign against organizations in South Korea.  Symantec researchers observed the North Korea-linked group Kimsuky using a new Linux backdoor dubbed Gomir. The malware is a version of the GoBear backdoor which was delivered in a recent campaign by […]

Pierluigi Paganini May 17, 2024
Turla APT used two new backdoors to infiltrate a European ministry of foreign affairs

Russia-linked Turla APT allegedly used two new backdoors, named Lunar malware and LunarMail, to target European government agencies. ESET researchers discovered two previously unknown backdoors named LunarWeb and LunarMail that were exploited to breach European ministry of foreign affairs. The two backdoors are designed to carry out a long-term compromise in the target network, data […]

Pierluigi Paganini March 30, 2024
Expert found a backdoor in XZ tools used many Linux distributions

Red Hat warns of a backdoor in XZ Utils data compression tools and libraries in Fedora development and experimental versions. Red Hat urges users to immediately stop using systems running Fedora development and experimental versions because of a backdoor in the latest versions of the “xz” tools and libraries. Red Hat Information Risk and Security and Red […]

Pierluigi Paganini January 18, 2024
Google TAG warns that Russian COLDRIVER APT is using a custom backdoor

Google warns that the Russia-linked threat actor COLDRIVER expands its targeting and is developing a custom malware. The ColdRiver APT (aka “Seaborgium“, “Callisto”, “Star Blizzard”, “TA446”) is a Russian cyberespionage group that has been targeting government officials, military personnel, journalists and think tanks since at least 2015. In the past, the group’s activity involved persistent phishing […]

Pierluigi Paganini January 06, 2024
Experts spotted a new macOS Backdoor named SpectralBlur linked to North Korea

Researchers discovered a macOS backdoor, called SpectralBlur, which shows similarities with a North Korean APT’s malware family. Security researcher Greg Lesnewich discovered a backdoor, called SpectralBlur, that targets Apple macOS. The backdoor shows similarities with the malware family KANDYKORN (aka SockRacket), which was attributed to the North Korea-linked Lazarus sub-group known as BlueNoroff (aka TA444). KandyKorn is an […]

Pierluigi Paganini December 03, 2023
New Agent Raccoon malware targets the Middle East, Africa and the US

Threat actors are using the Agent Raccoon malware in attacks against organizations in the Middle East, Africa and the U.S. Unit42 researchers uncovered a new backdoor named Agent Raccoon, which is being used in attacks against organizations in the Middle East, Africa, and the U.S. The malware was used in attacks against multiple industries, including […]

Pierluigi Paganini October 09, 2023
Android devices shipped with backdoored firmware as part of the BADBOX network

Researchers warn that more than 70,000 Android smartphones, CTV boxes, and tablets were shipped with backdoored firmware as part of BADBOX network. Cybersecurity researchers at Human Security discovered a global network of consumer products, dubbed BADBOX, with firmware backdoors installed and sold through a compromised hardware supply chain. The experts reported that at least 74,000 […]

Pierluigi Paganini September 27, 2023
China-linked APT BlackTech was spotted hiding in Cisco router firmware

US and Japanese authorities warn that a China-linked APT BlackTech planted backdoor in Cisco router firmware to hack the businesses in both countries. US and Japanese intelligence, law enforcement and cybersecurity agencies warn of a China-linked APT, tracked as BlackTech (aka Palmerworm, Temp.Overboard, Circuit Panda, and Radio Panda), that planted backdoor in Cisco router firmware […]

Pierluigi Paganini September 19, 2023
Earth Lusca expands its arsenal with SprySOCKS Linux malware

China-linked threat actor Earth Lusca used a new Linux malware dubbed SprySOCKS in a recent cyber espionage campaign. Researchers from Trend Micro, while monitoring the activity of the China-linked threat actor Earth Lusca, discovered an encrypted file hosted on a server under the control of the group. Additional analysis led to the discovery of a […]

Pierluigi Paganini September 15, 2023
Free Download Manager backdoored to serve Linux malware for more than 3 years

Researchers discovered a free download manager site that has been compromised to serve Linux malware to users for more than three years. Researchers from Kaspersky discovered a free download manager site that has been compromised to serve Linux malware. While investigating a set of suspicious domains, the experts identified that the domain in question has […]