The new Microsoft Windows Themes security bug tracked as CVE-2023-38146, which enables attackers to perform RCE, emerges in the cyber threat arena. The proof-of-concept (PoC) exploit for this vulnerability, also known as “ThemeBleed,” has recently been released on GitHub, posing a threat to potentially infected Windows instances and arresting the attention of defenders. CVE-2023-38146 Detection […]
ShadowPad backdoor is popular among multiple state-backed APTs, including China-linked hacking groups, widely used in their cyber espionage campaigns. A nefarious cyber espionage group known as Redfly has taken advantage of ShadowPad’s offensive capabilities targeting Asia’s state electricity grid organization for half a year. Shadowpad Trojan Detection The growing threat of nation-state APT attacks poses […]
Part 1: Unintentional Escaped Wildcards Overview of Series This is part 1 of a multi-part series covering frequent mistakes SOC Prime observes regularly in SIGMA. We will cover everything from common rule logic errors to common schema problems and even some more obscure “gotchas” to think about. Some of these ideas will extend beyond SIGMA […]
There are a lot of interesting cases that you can find while investigating anomalies in the traffic baselines, for example, in FTP, SSH, or HTTPS. This guide describes how to use the “Imperva WAF – Kibana Dashboard, Watchers and Machine Learning for ELK Stack” Content Pack to detect abnormal spikes of attacks identified by WAF […]
The financial sector, the keystone of the global economy, has become increasingly digitized in recent years. While this transformation brings efficiency and convenience, it also exposes financial institutions to many cybersecurity challenges. Threat actors, ranging from sophisticated hacker groups to opportunistic individuals, are constantly targeting the financial sector, seeking to exploit vulnerabilities for financial gain. […]
At the turn of fall 2023, the russia-backed APT28 hacking group reemerges in the cyber threat arena, targeting the critical infrastructure of Ukrainian organizations in the power industry sector. CERT-UA has recently released a security notice covering a phishing attack from a fake sender email address containing a link to a malicious archive. Following this […]
This guide describes how to deploy Content Packs for QRadar based on the recommended example of the “SOC Prime – Sigma Custom Event Properties” content item available on the SOC Prime Platform. This recommended Content Pack contains extended Custom Event Properties used in Sigma translations. Note:SOC Prime recommends installing the Sigma Custom Event Properties Content […]
The UAC-0057 hacking collective, aka GhostWriter, reemerges in the cyber threat arena by abusing a WinRAR zero-day tracked as CVE-2023-38831 that has been exploited in the wild since April through August 2023. The successful exploitation of CVE-2023-38831 enables attackers to infect the targeted systems with a PicassoLoader variant and Cobalt Strike Beacon malware. Notably, both […]
Adversaries weaponize four newly discovered RCE security flaws in the J-Web component of Junos OS tracked as CVE-2023-36844, CVE-2023-36845, CVE-2023-36846, and CVE-2023-3684. The identified vulnerabilities can be chained together, enabling attackers to execute arbitrary code on the compromised instances. After the disclosure of a PoC exploit for chaining the Juniper JunOS flaws, cyber defenders are […]
Cybersecurity experts observe significantly growing volumes of malicious activity aimed at targeting Ukrainian public and private sectors, with offensive forces frequently relying on the phishing attack vector to proceed with the intrusion. CERT-UA notifies cyber defenders of the ongoing malicious campaign against judicial bodies and notaries in Ukraine, massively distributing emails with the lure subjects […]