![]() ![]() Shortly after the text messages were observed, several DDoS attacks occurred. Example text message provided by the Cyberpolice of Ukraine. These messages were likely intended to cause alarm among the population, as they claimed that ATMs were malfunctioning. 15, the Cyberpolice of Ukraine reported that residents were actively receiving fake SMS text messages. How Unit 42 Threat Intelligence and Security Consulting Can HelpĪppendix A: Cortex Xpanse: Identifying Assets That May Be Impacted by CISA’s Known Exploited Vulnerabilities DDoS Attacks Impacting Ukrainian Government and Banking Institutions How You Should Prepare for an Increase in Cyberthreats Such as Wipers, DDoS, Website Defacement and Other Related Attacks How Palo Alto Networks Is Working to Keep You Safe HermeticWiper, Gamaredon, WhisperGate, OctoberCMS vulnerabilityīest Practices, Proactive Assessments, Ransomware Readiness, WildFire, Threat Prevention, XSOAR, Cortex XpanseĭDoS Attacks Impacting Ukrainian Government and Banking Institutions Attack Types Discussed in Relation to Russia-Ukraine Cyber Activity We will continue to provide updates with new information and recommendations as they become available. This post was substantially updated March 31 to add information on phishing and scam attacks, cybersquatting trends, fake donation websites, DoS attacks on Ukrainian news sites and distribution of malicious binaries.įull visualization of the techniques observed, relevant courses of action and indicators of compromise (IoCs) related to this report can be found in the Unit 42 ATOM viewer. 24 to add information on the recent DDoS attacks, HermeticWiper malware and website defacement update our recommendations for how organizations should prepare for potential cyber impact and provide additional details for our customers and clients on how we can help. This post was substantially updated on Feb. We recommend that all organizations proactively prepare to defend against this potential threat. ![]() and Western European organizations in retaliation for increased sanctions or other political measures against the Russian government. We have already observed an increase in Russian cyber activity, which we reported on in our initial Threat Brief published last month and our recent report on the Gamaredon group. Shortly after, a new round of website defacement attacks were also observed impacting Ukrainian government organizations.Ĭonsistent with our previous reporting on the topic, several western governments have issued recommendations for their populations to prepare for cyberattacks that could disrupt, disable or destroy critical infrastructure. 23, a new variant of wiper malware named HermeticWiper was discovered in Ukraine. These attacks have continued over the past week, impacting both the Ukrainian government and banking institutions. 15, a series of distributed denial of service (DDoS) attacks commenced. ![]() Over the past several weeks, Russia-Ukraine cyber activity has escalated substantially. ![]()
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