Cyber defenders observe growing volumes of cyber attacks against Ukraine and its allies launched by the russian offensive forces, with the aggressor frequently leveraging the phishing attack vector and the public sector serving as the primary target. CERT-UA notifies cyber defenders of the ongoing phishing campaign against Ukrainian state bodies massively distributing emails with the […]
Cybersecurity heads up! After a series of security holes in Pulse Connect Secure SSL VPN appliance affected multiple organizations back in 2021, a new critical zero-day has been recently revealed in Ivanti products. The novel security issue impacting Ivanti Endpoint Manager Mobile (EPMM) enables remote unauthenticated API access to specific paths. By exploiting the flaw, […]
Cyber defenders have observed a recent surge in cyber attacks spreading Mallox ransomware. For a period of two years, ransomware operators have been abusing MS-SQL servers as the initial access vector to spread the infection further. Detect Mallox Ransomware With the growing activity of the Mallox ransomware gang and their ambitions to expand the impact […]
Since at least 2022, the hacking collective tracked as UAC-0024 has been launching a series of offensive operations targeting Ukraine’s defense forces. The group’s cyber-espionage activity mainly focuses on intelligence gathering leveraging CAPIBAR malware. Based on attacker TTPs along with the uncovered use of another malware dubbed Kazuar, the adversary activity can be linked to […]
LOLBins, also known as “Living off the Land Binaries,” are binaries that use legitimate commands and pre-installed executables of the operating system to perform malicious activities. LOLBins use local system binaries to bypass detection, deliver malware, and remain undetected. When leveraging LOLBins, adversaries can improve their chances of staying unnoticed by using legitimate cloud services […]
Since russia’s full-fledged invasion of Ukraine, the aggressor’s offensive forces have launched thousands of targeted cyber attacks against Ukraine. One of the most persistent threats belongs to the infamous cyber-espionage gang tracked as UAC-0010 (Armageddon). This article provides an overview of the group’s adversary activity against Ukraine largely exploiting the phishing attack vector as of […]
Threat detection engineering (DE) is more complex than it might seem initially. It goes far beyond the detection of events or abnormal activities. The DE process includes detecting states and conditions, which is often more applicable to incident response or digital forensics. As Florian Roth mentions in his blog, the definition of detection engineering “should […]
Heads up! Cyber defenders are notified of a new wave of phishing attacks leveraging the invoice-relate email subjects with the infection chain triggered by opening a malicious VBS file, which leads to spreading SmokeLoader malware on the affected devices. According to the investigation, the malicious activity can be attributed to the financially-motivated UAC-0006 hacking gang […]
Cybersecurity researchers have uncovered traces of new malicious activity attributed to the nefarious BlackCat aka ALPHV ransomware gang. The adversary campaign involves the distribution of malware via cloned webpages of legitimate companies, including the webpage of a popular WinSCP file-transferring service. BlackCat is also observed using SpyBoy Terminator for its offensive purposes to hinder anti-malware […]
Cybersecurity researchers issue a heads-up covering a new targeted cyber attack by the UAC-0057 group against Ukrainian public officials leveraging XLS files that contain a malicious macro spreading PicassoLoader malware. The malicious loader is capable of dropping another malicious strain dubbed njRAT to spread the infection further. PicassoLoader and njRAT Malware Distribution by UAC-0057 Hackers: […]