FortiGuard Labs analyzed a TrickBot variant that carries command-and-control (C2) traffic over DNS tunneling, embedding encoded data in DNS queries and responses, instead of the HTTP used by earlier variants. The malware persists through Windows Task Scheduler, stores its configuration in NTFS Alternate Data Streams, and hinders analysis …
The Security Affairs Malware Newsletter Round 119 is a weekly digest of malware research published by Pierluigi Paganini. It lists reports on IronChain ransomware, the evolution of XWorm from infostealer to surveillance platform, and the Hirudo banking malware spread through fake updates and patched banking apps. It also covers PEERSTITCH…
F5 Labs, using Efflux sensor telemetry, reports that CVE-2023-1389, an RCE in TP-Link Archer AX21 routers, was the most scanned-for CVE in December 2024 for the fifth consecutive month, with traffic far above any other tracked CVE. Other heavily scanned flaws include CVE-2022-24847 (GeoServer), CVE-2022-22947 (Spring Cloud Gateway), CVE-2…
GreyNoise analyzed 147.8 million sessions over 103 days across 276 vendor-specific tags covering 18 network infrastructure vendors. It found that surges in scanning and exploitation activity regularly precede vendor advisories. Of 104 detected surges, 68 preceded a vendor-matched CVE (33 vulnerabilities across 16 vendor families), with a …
A Hacktron researcher argues that AI-assisted vulnerability research is rapidly widening the enterprise attack surface. He cites recent breaches at Vercel and GitHub and a wave of critical CVEs in F5, Fortinet, Cisco, Palo Alto and ImageMagick. According to the author, the Vercel compromise began with a breach of the AI platform Context.a…