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Antivirus

Who’s who in the Zoo

ZooPark is a cyberespionage operation that has been focusing on Middle Eastern targets since at least June 2015. The threat actors behind the operation infect Android devices using several generations of malware, with the attackers including new features in each iteration. We label them from v1-v4, with v4 being the most recent version deployed in […]

Categories
Antivirus

Internet Shortcut used in Necurs malspam campaign

The Necurs botnet continues to be one of the most prolific malicious spam distributors, with regular waves of carefully-crafted attachments that are used to download malware. The majority of malspam campaigns that we track are targeting Microsoft Office with documents containing either macros or exploits. We also see a number of other types of malicious […]

Categories
Antivirus

SamSam ransomware: what you need to know

SamSam ransomware is a custom infection used in targeted attacks, often deployed using a wide range of exploits or brute-force tactics. Based on our own run-ins with the infection, we’ve observed that attacks were made on targets via vulnerable JBoss host servers during a previous wave of SamSam attacks in 2016 and 2017. In 2018, SamSam uses […]