The Virus Top Twenty – April 2003
Kaspersky Labs presents the Virus Top 20 for the month of April, 2003.
The percentage shown represents the percentage of registered incidences.
position
virus
percentage by…
Reports
Tomiris wreaks Havoc: New tools and techniques of the APT group
Kaspersky discloses new tools and techniques discovered in 2025 Tomiris activities: multi-language reverse shells, Havoc and AdaptixC2 open-source frameworks, communications via Discord and Telegram.
ToddyCat: your hidden email assistant. Part 1
Kaspersky experts analyze the ToddyCat APT attacks targeting corporate email. We examine the new version of TomBerBil, the TCSectorCopy and XstReader tools, and methods for stealing access tokens from Outlook.
Crypto wasted: BlueNoroff’s ghost mirage of funding and jobs
Kaspersky GReAT experts dive deep into the BlueNoroff APT’s GhostCall and GhostHire campaigns. Extensive research detailing multiple malware chains targeting macOS, including a stealer suite, fake Zoom and Microsoft Teams clients and ChatGPT-enhanced images.
Mem3nt0 mori – The Hacking Team is back!
Kaspersky researchers discovered previously unidentified commercial Dante spyware developed by Memento Labs (formerly Hacking Team) and linked it to the ForumTroll APT attacks.
