Search: “threat-intelligence”

Redtail Payload Analysis [Guest Diary], (Wed, Sep 9th)

SANS guest analyst detonated a RedTail Linux sample from a DShield honeypot, finding process masquerading as php-fpm, monitoring-kill behavior, and a TCP listener.

A DShield honeypot captured multi-architecture RedTail Linux executables (ARM, ARM64, i686, RISC-V, x86-64) deployed via shell scripts. Dynamic analysis of the UPX-packed, statically linked x86-64 sample (SHA-256 63be5f38...d35e) in an isolated Ubuntu 24.04 VM on Proxmox showed it renamed its process via prctl(PR_SET_NAME), killed a filesystem-monitoring process, and opened a TCP listening socket while surviving processes posed as php-fpm or PostgreSQL-like workers. Differential memory images pre- and post-execution were captured from the hypervisor for forensics.

SANS Internet Storm Center·Sep 10, 12:58 UTC · 6d agoMalware in the wild1

Apple warned hundreds of users of mercenary spyware attacks

Apple sent threat notifications to users in 110 countries warning of targeted mercenary spyware attacks and recommending Lockdown Mode.

Apple sent a new round of threat notifications warning users in 110 countries they may have been individually targeted by mercenary spyware, adding to alerts issued in more than 150 countries since the program began in 2021. The company says such attacks are vastly more sophisticated than criminal activity, cost millions of dollars, and typically target journalists, activists, politicians, diplomats, and lawyers. Apple recommends verifying notices directly at account.apple.com, enabling Lockdown Mode, keeping devices updated, and seeking expert help such as Access Now's Digital Security Helpline. Citizen Lab researchers note the alerts can reveal that entire communities are under targeted surveillance.

Security Affairs·Aug 14, 17:09 UTC · Aug 14, 2026Malware in the wild

Dysphoria IoT Botnet Adds Blockchain C2 and Victim Relays After JackSkid Disruption

The Hacker News·Jul 27, 17:16 UTC · Jul 27, 2026MalwareCVE-2025-9528

Experts spotted a sophisticated malware toolkit called Decoy Dog

Security Affairs·May 1, 16:52 UTC · May 1, 2023Malware