The Morphisec Labs researchers analyzed a new malware, tracked as Mars stealer, which is based on the older Oski Stealer. Morphisec Labs recently discovered the Mars stealer that was spreading masqueraded as malicious software cracks and keygens. The Mars stealer is available for sale on several underground forums, researchers pointed out that it is under constant […]
The Hive ransomware gang ported its encryptor to the Rust programming language and implemented new features. The Hive ransomware operation has developed a Rust version of their encryptor and added new features to prevent curious from snooping on the victim’s ransom negotiations. According to BleepingComputer, which focused on Linux VMware ESXi encryptor, the Hive ransomware […]
The Muhstik botnet has been observed targeting Redis servers exploiting the recently disclosed CVE-2022-0543 vulnerability. Muhstik is a botnet that is known to use web application exploits to compromise IoT devices, it has been around for at least 2018. Botnet operators monetize their efforts via XMRig combined with DDoS-for-hire services. The botnet leverages IRC servers for command-and-control (C2) communications, […]
Ukraine CERT-UA warns that the Belarus-linked GhostWriter APT group is targeting state entities of Ukraine with Cobalt Strike Beacon. Ukraine CERT-UA uncovered a spear-phishing campaign conducted by Belarus-linked GhostWriter APT group targeting Ukrainian state entities with Cobalt Strike Beacon. The phishing messages use a RAR-archive named “Saboteurs.rar”, which contains RAR-archive “Saboteurs 21.03.rar.” This second archive […]
This post provides a timeline of the events related to the Russian invasion of Ukraine from the cyber security perspective. March 25 – Anonymous leaked 28GB of data stolen from the Central Bank of Russia Anonymous announced that the affiliate group Black Rabbit World has leaked 28 GB of data stolen from the Central Bank […]
Ukraine CERT (CERT-UA) released details about a campaign that SentinelLabs linked with the suspected Chinese threat actor tracked as Scarab. Ukraine CERT (CERT-UA) published technical details about a malicious activity tracked as UAC-0026, which SentinelLabs associated with China-linked Scarab APT. Scarab APT was first spotted in 2015, but experts believe it has been active since […]
The U.S. has indicted four Russian government employees for their involvement in attacks on entities in critical infrastructure. The U.S. has indicted four Russian government employees for their role in cyberattacks targeting hundreds of companies and organizations in the energy sector worldwide between 2012 and 2018. “The Department of Justice unsealed two indictments today charging […]
Ukraine CERT-UA warns of cyberattack aimed at Ukrainian enterprises using the a wiper dubbed DoubleZero. Ukraine CERT-UA continues to observe malware based attacks aimed at Ukrainian organizations, in a recent alert it warned of attacks employing a wiper dubbed DoubleZero. The government CERT started observing this campaign on March 17, 2022, threat actors launched spear-phishing […]
Gimmick is a newly discovered macOS implant developed by the China-linked APT Storm Cloud and used to target organizations across Asia. In late 2021, Volexity researchers investigated an intrusion in an environment they were monitoring and discovered a MacBook Pro running macOS 11.6 (Big Sur) that was compromised with a previously unknown macOS malware tracked […]
Internet search engine Censys reported a new wave of DeadBolt ransomware attacks targeting QNAP NAS devices. Internet search engine Censys reported that QNAP devices were targeted in a new wave of DeadBolt ransomware attacks. Since January, DeadBolt ransomware operators are targeting QNAP NAS devices worldwide, its operators claim the availability of a zero-day exploit that […]