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<!DOCTYPE html>      <html lang="en-US" class="no-js">  <meta charset="UTF-8"> <title>March 2022 | Volexity</title> <meta name="HandheldFriendly" content="True"> <meta name="MobileOptimized" content="320"> <meta name="viewport" content="width=device-width, initial-scale=1"> <meta http-equiv="cleartype" content="on"> <meta name="twitter:card" content="summary_large_image"> <meta name="twitter:site" content="@Volexity"> <meta name="twitter:creator" content="@Volexity"> <meta name="twitter:title" content="Storm Cloud on the Horizon: GIMMICK Malware Strikes at macOS"> <meta name="twitter:description" content="In late 2021, Volexity discovered an intrusion in an environment monitored as part of its Network Security Monitoring service. Volexity detected a system running frp, otherwise known as fast reverse proxy, and subsequently detected internal port scanning shortly afterward. This traffic was determined to be unauthorized and the system, a MacBook Pro running macOS 11.6 (Big Sur), was isolated for further forensic analysis. Volexity was able to run Surge Collect to acquire system memory (RAM) and select files of interest from the machine for analysis. This led to the discovery of a macOS variant of a malware implant Volexity calls GIMMICK. Volexity has encountered Windows versions of the malware family on several previous occasions. GIMMICK is used in targeted attacks by Storm Cloud, a Chinese espionage threat actor known to attack organizations across Asia. It is a feature-rich, multi-platform malware family that uses public cloud hosting services (such as Google […]"> <meta name="twitter:image" content="https://www.volexity.com/wp-content/uploads/2022/03/Volexity_Storm-Cloud_GIMMICK.png"> <link rel="apple-touch-icon" sizes="180x180" href="https://www.volexity.com/wp-content/themes/volexity/apple-touch-icon.png"> <link rel="icon" type="image/png" href="https://www.volexity.com/wp-content/themes/volexity/favicon-32x32.png" sizes="32x32"> <link rel="icon" type="image/png" href="https://www.volexity.com/wp-content/themes/volexity/favicon-16x16.png" sizes="16x16"> <link rel="icon" type="image/png" href="https://www.volexity.com/wp-content/themes/volexity/favicon.ico"> <link rel="manifest" href="https://www.volexity.com/wp-content/themes/volexity/manifest.json"> <meta name="theme-color" content="#12BEF0"> <meta property="og:image" content="https://www.volexity.com/wp-content/uploads/2022/03/Volexity_Storm-Cloud_GIMMICK-300x157.png" />  <script async src="https://www.googletagmanager.com/gtag/js?id=G-WRSX85NK29"></script> <script> window.dataLayer = window.dataLayer || []; function gtag(){dataLayer.push(arguments);} gtag('js', new Date()); gtag('config', 'G-WRSX85NK29'); </script> <meta name='robots' content='noindex, follow' />  <meta property="og:locale" content="en_US" /> <meta property="og:type" content="website" /> <meta property="og:title" content="March 2022" /> <meta property="og:url" content="https://www.volexity.com/blog/2022/03/" /> <meta property="og:site_name" content="Volexity" /> <meta property="og:image" content="https://www.volexity.com/wp-content/uploads/2018/01/Volexity-Logo-Full-Stacked-2019-1000px.jpg" /> <meta property="og:image:width" content="1000" /> <meta property="og:image:height" content="1000" /> <meta property="og:image:type" content="image/jpeg" /> <script type="application/ld+json" class="yoast-schema-graph">{"@context":"https://schema.org","@graph":[{"@type":"CollectionPage","@id":"https://www.volexity.com/blog/2022/03/","url":"https://www.volexity.com/blog/2022/03/","name":"March 2022 | Volexity","isPartOf":{"@id":"https://www.volexity.com/#website"},"primaryImageOfPage":{"@id":"https://www.volexity.com/blog/2022/03/#primaryimage"},"image":{"@id":"https://www.volexity.com/blog/2022/03/#primaryimage"},"thumbnailUrl":"https://www.volexity.com/wp-content/uploads/2022/03/Volexity_Storm-Cloud_GIMMICK.png","breadcrumb":{"@id":"https://www.volexity.com/blog/2022/03/#breadcrumb"},"inLanguage":"en-US"},{"@type":"ImageObject","inLanguage":"en-US","@id":"https://www.volexity.com/blog/2022/03/#primaryimage","url":"https://www.volexity.com/wp-content/uploads/2022/03/Volexity_Storm-Cloud_GIMMICK.png","contentUrl":"https://www.volexity.com/wp-content/uploads/2022/03/Volexity_Storm-Cloud_GIMMICK.png","width":1545,"height":807},{"@type":"BreadcrumbList","@id":"https://www.volexity.com/blog/2022/03/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https://www.volexity.com/"},{"@type":"ListItem","position":2,"name":"Archives for March 2022"}]},{"@type":"WebSite","@id":"https://www.volexity.com/#website","url":"https://www.volexity.com/","name":"Volexity | Memory Forensics, Cybersecurity Threat Intelligence & Incident Response","description":"","publisher":{"@id":"https://www.volexity.com/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https://www.volexity.com/?s={search_term_string}"},"query-input":"required name=search_term_string"}],"inLanguage":"en-US"},{"@type":"Organization","@id":"https://www.volexity.com/#organization","name":"Volexity Inc.","alternateName":"Volexity - Forensic Memory Analysis","url":"https://www.volexity.com/","logo":{"@type":"ImageObject","inLanguage":"en-US","@id":"https://www.volexity.com/#/schema/logo/image/","url":"https://www.volexity.com/wp-content/uploads/2018/01/Volexity-Logo-Full-Stacked-2019-1000px.jpg","contentUrl":"https://www.volexity.com/wp-content/uploads/2018/01/Volexity-Logo-Full-Stacked-2019-1000px.jpg","width":1000,"height":1000,"caption":"Volexity Inc."},"image":{"@id":"https://www.volexity.com/#/schema/logo/image/"},"sameAs":["https://www.facebook.com/volexity/","https://x.com/Volexity","https://www.linkedin.com/company/volexity/","https://github.com/volexity","https://infosec.exchange/@volexity"]}]}</script>  <link rel='stylesheet' id='wp-block-library-css' href='https://www.volexity.com/wp-includes/css/dist/block-library/style.min.css?ver=6.6.2' type='text/css' media='all' /> <style id='classic-theme-styles-inline-css' type='text/css'> /*! 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class="int-header-hold col-sm-12"> archive </section> </div> </div> <main class="main"> <div class="container"> <div class="row int"> <section class="col-sm-8"> <h4 class="archive-page-title section-header"> Monthly Archives: March, 2022 </h4> <ol class="posts-list alm-reveal"> <li class="post-2466 post type-post status-publish format-standard has-post-thumbnail hentry category-threat-intelligence tag-apt tag-mac tag-malware tag-osx tag-storm-cloud authortax-damien-cash authortax-steven-adair authortax-tom-lancaster" id="post-2466" data-url="https://www.volexity.com/blog/2022/03/22/storm-cloud-on-the-horizon-gimmick-malware-strikes-at-macos/" data-title="Storm Cloud on the Horizon: GIMMICK Malware Strikes at macOS"> <h2 class="post-title"><a href="https://www.volexity.com/blog/2022/03/22/storm-cloud-on-the-horizon-gimmick-malware-strikes-at-macos/">Storm Cloud on the Horizon: GIMMICK Malware Strikes at macOS</a></h2> <p class="post-date">March 22, 2022</p> <p class="post-byline">by Damien Cash, Steven Adair, Tom Lancaster </p> <div class="post-content post-excerpt composition"><p>In late 2021, Volexity discovered an intrusion in an environment monitored as part of its Network Security Monitoring service. Volexity detected a system running frp, otherwise known as fast reverse proxy, and subsequently detected internal port scanning shortly afterward. This traffic was determined to be unauthorized and the system, a MacBook Pro running macOS 11.6 (Big Sur), was isolated for further forensic analysis. Volexity was able to run Surge Collect to acquire system memory (RAM) and select files of interest from the machine for analysis. This led to the discovery of a macOS variant of a malware implant Volexity calls GIMMICK. Volexity has encountered Windows versions of the malware family on several previous occasions. GIMMICK is used in targeted attacks by Storm Cloud, a Chinese espionage threat actor known to attack organizations across Asia. It is a feature-rich, multi-platform malware family that uses public cloud hosting services (such as Google […]</p> </div> <div class="blog-cta-contain"> <a class="box-cta" href="https://www.volexity.com/blog/2022/03/22/storm-cloud-on-the-horizon-gimmick-malware-strikes-at-macos/">Read More</a> </div> </li> </ol> <div class="pagination"> <div class="pagination-prev"></div> <div class="pagination-next"></div> </div> </section> <aside class="sidebar col-sm-4"> <ul class="widgets"> <li class="widget widget_search"><div class="widget-content"><form role="search" method="get" class="search-form" action="https://www.volexity.com/"> <label> <span class="screen-reader-text">Search for:</span> <input type="search" class="search-field" placeholder="SEARCH" value="" name="s" title="Search for:" /> </label> <input type="submit" class="search-submit" value="Search" /> </form></div></li> <li class="widget widget_recent_entries"><div class="widget-content"> <h4 class="widget-title">Recent Posts</h4> <ul> <li> <a href="https://www.volexity.com/blog/2024/11/22/the-nearest-neighbor-attack-how-a-russian-apt-weaponized-nearby-wi-fi-networks-for-covert-access/">The Nearest Neighbor Attack: How A Russian APT Weaponized Nearby Wi-Fi Networks for Covert Access</a> </li> <li> <a href="https://www.volexity.com/blog/2024/11/15/brazenbamboo-weaponizes-forticlient-vulnerability-to-steal-vpn-credentials-via-deepdata/">BrazenBamboo Weaponizes FortiClient Vulnerability to Steal VPN Credentials via DEEPDATA</a> </li> <li> <a href="https://www.volexity.com/blog/2024/08/02/stormbamboo-compromises-isp-to-abuse-insecure-software-update-mechanisms/">StormBamboo Compromises ISP to Abuse Insecure Software Update Mechanisms</a> </li> <li> <a href="https://www.volexity.com/blog/2024/06/13/disgomoji-malware-used-to-target-indian-government/">DISGOMOJI Malware Used to Target Indian Government</a> </li> <li> <a 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