Coruna iOS Exploit Kit Used Broad Fake-Branded Delivery Infrastructure
Google-owned Mandiant disclosed infrastructure tied to Coruna, an iOS exploit kit delivered through a large network of disposable domains and subdomains. The identified URLs used both HTTP and HTTPS and followed recurring path patterns such as /group.html, /tuiliu/group.html, /static/analytics.html, and /88k4ez/group.html, indicating coordinated staging, traffic routing, or payload delivery across the operation.
The delivery network included cryptocurrency-themed, gaming-themed, app-store-themed, and typo-squatted domains designed to imitate legitimate brands or attract victims with lures related to digital assets and mobile apps. The breadth and branding of the infrastructure suggest a flexible campaign architecture built to rotate domains quickly, mask exploit delivery, and support continued distribution of the Coruna iOS exploit kit.
Get ahead of threats like this
Mallory correlates global threat intelligence with your attack surface — know if you’re exposed before adversaries strike.
How this story unfolded
1 event from the most recent confirmed update back to the earliest known activity.
Mandiant publishes Coruna exploit kit infrastructure details
Google Cloud's Mandiant Threat Intelligence blog published a reference identifying numerous URLs and domains used to deliver the Coruna iOS exploit kit. The disclosed infrastructure showed coordinated staging patterns across cryptocurrency-themed, gaming-themed, and typo-squatted domains using recurring paths such as /group.html and /static/analytics.html.
Sources
5 references tracked. Mallory keeps watching after this page renders.
evs.grupotuis.buzz - urlscan.io
urlscan.io
Open sourceThis iOS Exploit Kit Has 23 Attacks - But Lockdown Mode Stops It Cold - MacRumors
macrumors.com
Open sourceCoruna: The Mysterious Journey of a Powerful iOS Exploit Kit | Google Cloud Blog
cloud.google.com
Open sourceCoruna: The Mysterious Journey of a Powerful iOS Exploit Kit | Google Cloud Blog
cloud.google.com
Open sourceCoruna: The Mysterious Journey of a Powerful iOS Exploit Kit | Google Cloud Blog
cloud.google.com
Open sourceSee the full picture, correlated to your attack surface.
Map indicators from this story to your assets and identify affected systems in minutes.
Every observed campaign, victim, and pivot linked to actors named in this story.
Malware, exploits, and IOCs connected to the activity described here.
YARA, Sigma, and Snort rules deployed to your SIEM as soon as they’re published.
Get matching new stories delivered to your team as they break — not the next morning.
Ask questions about this story and take action on the answers.
Related stories
Other stories Mallory is tracking that overlap on entities, sources, or topic labels.
Coruna Spy-Grade iOS Exploit Kit Proliferates From Surveillance to Espionage and Financial Crime
Google’s Threat Intelligence Group (GTIG) reported on **Coruna**, a commercial/spy-grade iOS exploit kit that has circulated among multiple threat actors and shifted use cases over time—from a surveillance customer to suspected state-linked watering-hole activity and later to financially motivated abuse. GTIG assessed Coruna includes **five full iOS exploit chains** comprising **23 exploits**, mixing CVE-tracked vulnerabilities with additional flaws that were not assigned CVEs (with CVE mapping potentially subject to revision as analysis continues). The exploit chains target iOS via ordinary web content, leveraging **WebKit memory-corruption** and related browser subsystem weaknesses to achieve capabilities such as **remote code execution** and **sandbox escape**. Reporting highlighted that Coruna’s exploit set largely relies on older issues that are likely patched on current devices, but the kit was assessed as capable (with varying reliability) of targeting iPhone models across a wide range of versions, from **iOS 13.0 through iOS 17.2.1**. Publicly referenced CVEs associated with Coruna include **CVE-2024-23222**, **CVE-2022-48503** (later added to CISA’s KEV), **CVE-2023-43000**, and multiple WebKit/privilege escalation bugs used as zero-days in prior campaigns (e.g., **CVE-2023-38606**, **CVE-2023-32434**, **CVE-2023-32409**). Mandiant/Google also published a set of **URLs observed delivering Coruna** landing pages (e.g., paths like `/group.html` and `/static/analytics.html` across numerous domains), intended to support detection and threat hunting.
Apr 25, 2026
Coruna iPhone Exploit Kit Linked to Russian Espionage and Criminal Use
Researchers reported that the **Coruna** iOS exploitation framework contains full exploit chains and roughly **23 exploits** targeting iPhones running **iOS 13 through 17.2/17.2.1**, and that it has been used by multiple threat actors, including **UNC6353**, a suspected Russian espionage group conducting watering-hole attacks against Ukrainian users, and **UNC6691**, a financially motivated China-based actor. The toolkit, also referred to as **CryptoWaters**, has been described as a rare case of **nation-state-grade iPhone exploitation** appearing in broader criminal operations, with post-exploitation activity including the **PLASMAGRID** payload and persistence through a process identified as `com.apple.assistd` that injects into the `powerd` daemon running as root. Reporting also highlighted competing views on the toolkit's origin. One account said evidence suggests parts of Coruna may have originated from **Trenchant**, a hacking and surveillance division of **L3Harris**, and later leaked into the wider ecosystem, ultimately reaching foreign intelligence services and cybercriminals. However, technical threat research noted that the **definitive origin remains unconfirmed**, even as analysts observed reuse of vulnerabilities associated with **Operation Triangulation** and CISA added **`CVE-2023-41974`** to the **Known Exploited Vulnerabilities** catalog after Google's publication. The story is substantive threat intelligence, not fluff, because it concerns an active exploit framework, real-world exploitation, and possible proliferation of advanced offensive capabilities.
Mar 27, 2026
Mobile Threat Research Highlights iOS Exploit Framework and Emerging Android Trojan Campaigns
Security researchers reported a sophisticated iPhone exploitation framework dubbed **Coruna** that appears to have originated as a professionally developed, likely government-grade capability and later proliferated to foreign espionage and criminal actors. Analyses cited by Google’s Threat Intelligence Group and mobile security firm iVerify describe **five exploit chains** spanning **20+ vulnerabilities** affecting **iOS 13 through 17.2.1**, enabling delivery via malicious web content for device fingerprinting, remote code execution, and bypass of key iOS mitigations; the tool’s apparent usage trail includes alleged deployment by **Russian intelligence against Ukrainian targets** and subsequent adoption by a cybercrime group for cryptocurrency theft. Separate mobile-threat reporting detailed multiple **Android** campaigns and families emphasizing stealth, persistence, and credential theft. CloudSEK described a **RedAlert** trojanized app impersonating Israel’s Home Front Command alerting application, using a **multi-stage APK/DEX loader chain** (including an `assets/` payload) and UI mimicry while coercing high-risk permissions (e.g., Contacts, SMS, Location) and establishing C2. PolySwarm summarized **PromptSpy**, an Android RAT with VNC-based remote control that integrates **Google Gemini** to generate context-aware UI gesture instructions from screen XML dumps to improve persistence across device variants, distributed via a phishing site impersonating a bank portal and assessed as financially motivated (notably targeting Argentina). Zimperium separately profiled **ZeroDayRAT** as a modular Android spyware platform spread via social engineering and sideloading, supporting surveillance and financial theft (e.g., screen capture, keylogging, credential harvesting), underscoring continued escalation in mobile malware sophistication.
Mar 21, 2026