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ThreatsDay: Self-Rewriting Agents, 800+ Flaws Patched, Insider SIM Swaps and 22 More New Stories

Unit 42 exposed CL-CRI-1171, a pay-per-install operation spreading OfferLoader and Insomnia RAT via YouTube and SEO poisoning to corporate and government targets.

The ThreatsDay bulletin leads with Unit 42's disclosure of CL-CRI-1171, a pay-per-install marketplace using YouTube channels and SEO-poisoning funnels to push trojanized software and the OfferLoader loader, which delivered Docro Hijacker, ARKTunnel and the cross-platform Insomnia RAT between July 2025 and April 2026. Oasis Security reported that 230 of 243 unauthenticated LocalAI instances were exploitable, with root command execution confirmed on 23 servers, theft of 127 AWS credential records, and exfiltration from a Thai military workstation. The roundup also covers Irregular's research on agentic self-modification, an AEPD-notified breach executed with an AI agent, CISA's warning that ransomware gangs exploit VMware vCenter CVE-2026-59310, and Oracle's September 2026 CPU fixing over 800 flaws.

The Hacker News · 20h agoThreat actor in the wildCVE-2026-59310

Chinese-Speaking Hackers Use Noodle RAT Backdoor to Spy on Windows and Linux Systems

Chinese-speaking actors use cross-platform Noodle RAT backdoor to maintain covert access to Windows and Linux systems across Asia-Pacific.

Noodle RAT (also ANGYREBEL/Nood RAT) has been active since at least mid-2016 and was long misidentified as Gh0st RAT or Rekoobe variants until Trend Micro and Cyberint classified it as a distinct multi-platform family. The Windows build (Win.NOODLERAT) is an in-memory modular shellcode backdoor delivered via MULTIDROP and MICROLOAD loaders, while the Linux build supports reverse shells, SOCKS tunneling, and cron persistence after web shell or public-facing service exploitation. It has appeared in intrusions in Thailand, India, Japan, Malaysia, and Taiwan and is linked to Iron Tiger, Calypso APT, Rocke, and Cloud Snooper campaigns spanning espionage and cybercrime. Recently discovered Linux builders 1.0.1 and 1.0.2 indicate the toolkit remains actively maintained.

GBHackersupdated · 2d agofirst · 2d agoMalware in the wild 2 sources1

Three Threat Groups Target Russian Enterprises With Backdoors, Ransomware, and Wipers

Kaspersky details NightEagle, Hacking Cat, and Toy Ghouls targeting Russian enterprises with Exchange backdoors, Gorilla RAT, and destructive Monkey ransomware.

Kaspersky reports three threat clusters targeting Russian enterprises: NightEagle (APT-Q-95), the pro-Ukrainian hacktivist group Hacking Cat, and Toy Ghouls. NightEagle uses compromised VPN credentials and the GhostContainer modular backdoor to fully compromise Microsoft Exchange servers, chaining CVE-2020-0688 exploitation, BlueKeep (CVE-2019-0708), Active Directory vulnerabilities, and DCSync to seize domain controllers. Hacking Cat exploits Exchange flaws including CVE-2021-26855 and CVE-2026-42897 to deliver the Gorilla RAT and multiple Monkey ransomware variants written in Rust, .NET, C++, and Golang targeting Windows, Linux, and VMware ESXi, with some variants acting as wipers that never store the encryption key.

The Hacker Newsupdated · 42m agofirst · 1d agoThreat actor in the wild 6 sourcesCVE-2020-0688CVE-2019-0708CVE-2021-26855+1 CVEs2

SilkParasite Hackers Use SpiceRAT Infrastructure to Target Central Asian Governments and Energy Firms

Hunt.io links SpiceRAT C2 infrastructure to the China-nexus SilkParasite espionage cluster targeting Central Asian governments, telecoms, and energy firms.

Hunt.io analysis expanded the SpiceRAT command-and-control footprint tied to SilkParasite, a China-nexus espionage cluster (medium confidence per Bitdefender) targeting government, telecommunications, and energy entities across Central Asia. Five active servers coordinated from mid-March 2026 were clustered via reused hostnames, TLS certificates, and a byte-identical clone of RTX Corporation's webpage found on 13 IPs; a certificate for azure.uzrailwaystax[.]com appeared across eight servers. Domains impersonated Türkmengaz, Tojiktelecom, Turkmenistan's Foreign Ministry, and Uzbek and Kyrgyz bodies, with passive DNS history dating to mid-2022. Impersonated organizations were not confirmed as compromised; Cisco Talos previously linked SpiceRAT to SneakyChef's LNK/HTA infection chains.

GBHackersupdated · 23h agofirst · 1d agoThreat actor in the wild 3 sources