Each robot vacuum we consider for recommendation gets put through its paces in our test lab in Louisville, Kentucky. In addition to test floors where we run our controlled pickup tests, we monitor each robot vacuum in a special test room filled with mock furniture to gauge how well it navigates around common obstacles. Past […]
Technical Analysis Strings obfuscation The steps for decrypting a Pikabot string are relatively simple. Each string is decrypted only when required (in other words, Pikabot does not decrypt all strings at once). Pikabot follows the steps below to decrypt a string: Pushes on the stack the encrypted string array. Initializes the RC4 encryption algorithm. The […]
Technical Analysis In this section, we provide a detailed analysis of each component of the attack chain initiated when a victim receives and clicks on the link within the PDF. PDF analysis The PDF file is a fake invitation to a wine-tasting event purported to take place at the Indian ambassador’s residence on February 2nd, […]
Each New Year introduces a new set of challenges and opportunities for strengthening our cybersecurity posture. It’s the nature of the field – the speed at which malicious actors carry out advanced persistent threats brings a constant, evolving battle for cyber resilience. The excitement in cybersecurity lies in this continuous adaptation and learning, always staying […]
Technical Analysis Zscaler ThreatLabz has previously analyzed DreamBus and its modules. Each DreamBus module is an Executable and Linkable Format (ELF) binary that is packed by UPX with a modified header and footer. This alteration is designed to prevent the UPX command-line tool from statically unpacking DreamBus binaries. The magic bytes UPX! (0x21585055) are typically […]