Company > BlogNews and views from the leading voice in secure digital transformation Menu Home Product Insights Security Research Company News Zscaler Life More From This Author Viral Gandhi Insights and Research September 21, 2021 2 Min readScammer luring Apple enthusiasts on launch event We often see scammers luring victims by taking advantage of hype related to events or game launches. We observed a similar tactic during the iPhone 13 launch event. Due to the COVID-19 pandemic, this was an online launch... Insights and Research July 20, 2021 8 Min readJoker Joking in Google Play Joker is one of the most prominent malware families targeting Android devices. Despite public awareness of this particular malware, it keeps finding its way into Google’s official application market by employing changes ... Zscaler Cloud Platform July 15, 2021 2 Min readIoT in the Enterprise Report: Empty Office Edition It happened overnight for many enterprises. Bustling offices turned into desolate spaces--abandoning plants to die, snacks to go stale, and calendars to remain frozen in time. And like out of a movie, amidst the eerie qu... Insights and Research September 24, 2020 7 Min readJoker Playing Hide-and-Seek with Google Play Joker is one of the most prominent malware families that continually targets Android devices. Despite awareness of this particular malware, it keeps finding its way into Google’s official application market by employing ... Insights and Research November 21, 2019 9 Min readScamming and Smishing while Shopping A few weeks ago, the witches and skeletons that decorated shop windows for Halloween were swept aside and replaced with reindeer and jolly elves. Fir trees supplanted the pumpkins and “Jingle Bells” began drifting from s... Insights and Research January 28, 2019 8 Min readA sneak peek into recent IoT attacks Since the Mirai botnet source code was leaked in 2016, it was inevitable that we’d see its variants being put to use in IoT threat campaigns. Apart from using brute-force techniques to attack IoT devices through various ... Insights and Research May 17, 2018 10 Min readFake Fortnite Apps Scamming and Spying on Android Gamers Fortnite is a co-op sandbox survival game developed by Epic Games and People Can Fly and published by Epic Games. The game was released for Microsoft Windows, macOS, PlayStation 4, and Xbox One on July 25, 2017. Fortn... Insights and Research August 09, 2017 4 Min readMobile App Wall Of Shame: SMS touch App : SMS touch Price : $1.99 Category : Utility Platform : iOS Updated : Jul 06, 2015 Version : 4.5 Size : 16 MB Languages: English, Dutch, French, German, Italian, Spanish S... Insights and Research June 22, 2017 4 Min readNew Android Marcher Variant Posing as Adobe Flash Player Update Introduction Marcher is sophisticated banking malware that steals users’ financial information, such as online banking credentials and credit card details. We have observed Marcher evolving over time, using new tricks... Insights and Research January 12, 2017 2 Min readSuper Mario Run Malware #2 – DroidJack RAT A few days back, we wrote about an Android Marcher trojan variant posing as the Super Mario Run game for Android. We have found another instance of malware posing as the Super Mario Run Android app, and this time it has ... Insights and Research January 05, 2017 4 Min readAndroid Marcher now posing as Super Mario Run Nintendo recently released Super Mario Run for the iOS platform. In no time, the game became a sensational hit on the iTunes store. However, there is not yet an Android version and there has been no official news on such... Insights and Research October 20, 2016 5 Min readAre mobile apps a leaky tap in the enterprise? In almost every enterprise, mobile and cloud represent a large and growing proportion of overall traffic. While they offer many advantages in productivity, they also bring about new challenges for organizations trying to... Insights and Research August 10, 2016 4 Min readAndroid Marcher: Continuously Evolving Mobile Malware Founded in 2013, the Android Marcher mobile malware has widely been targeting Google Play -- harvesting user credentials and credit card data. The malware waits for victims to open the Google Play store and then displays... Insights and Research July 20, 2016 4 Min readPokémon GO : Pikachu thunder shocks user’s wallet and personal life. The recent release of Pokémon GO has led the game to become one of most popular apps for Android and iOS - having been downloaded by more than 5 million users. The game is currently available in multiple countries all ov... Insights and Research April 28, 2016 3 Min readAndroid infostealer posing as a fake Google Chrome update Our research team has recently seen a large amount of activity in our cloud related to an Android infostealer disguised as a Google Chrome update. This malware is capable of harvesting call logs, SMS data, browser histor... Insights and Research March 10, 2016 3 Min readAndroid Marcher now marching via porn sites Introduction Android Marcher Trojan was first seen in 2013 scamming users for credit card information by prompting fake Google Play store payment page. In subsequent years, Marcher variants also started targeting bank... Insights and Research November 24, 2015 3 Min readThis Thanksgiving, Deals On Your Private Data Too In a matter of years, we’ve seen Black Friday and Cyber Monday become two of the most anticipated days of the calendar year. While consumers eagerly await the chance to buy this season’s hottest gifts, what they don’t re... Insights and Research November 23, 2015 4 Min readPornography - A Favorite Costume For Android Malware 30% of Internet traffic is in some way related to pornography and this is the primary reason why malware authors are using porn apps to infect large numbers of users. During recent data mining, we noticed an increasi... Insights and Research June 01, 2015 3 Min readMore Porn Clicker Malware Masquerading As Dubsmash On Google Play Store Introduction Dubsmash is a mobile app to create short "selfie" videos dubbed with famous sounds. It is extremely popular and is currently ranked #10 under Top free Android apps. The users of this app include many we... Ransomware May 28, 2015 3 Min readAndroid Ransomware - Porn Droid Recently, we came across a new variant of Porn Droid - an Android ransomware variant claiming to be from the FBI, which accuses people of watching child porn and then demands a fine of USD 500. File inform... Insights and Research April 22, 2015 3 Min readFake Porn Site Serving Chinese SMS Trojan The majority of Android malware continues to target Android devices that permit the installation of apps beyond the official Google Play Store. Often, the malicious Android apps are delivered via third party ... Insights and Research April 02, 2015 3 Min readMobile App Wall Of Shame: Wattpad Wattpad Price : Free Category : Books & Reference Platform : Android Updated : Mar. 23, 2015 Version : 4.21 Size : 11.18 MB Language : English Vendor : Wattpad.com Background: Wattpad is the world's... Insights and Research March 17, 2015 5 Min readMobile App Wall Of Shame: Shaadi.com Shaadi.com Price : Free Category : Social Platform : iOS and Android Updated : Mar. 9, 2015 (Android), Mar. 10 2015 (iOS) Version : 4.2.2 (Android), 4.2.1 (iOS) Size : 8.28 MB (Android), 17.7 MB (iOS) Language... Insights and Research March 06, 2015 5 Min readMobile App Wall Of Shame: Quikr Quikr Local Classifieds Quikr app logo Price : Free Category : Lifestyle/Shopping Platform : iOS and Android Updated : February 12, 2015(Android), 22 January 2015(iOS) ... Insights and Research February 20, 2015 2 Min readMobile App Wall Of Shame: Tinychat For IPhone Tinychat Price : Free Category : Social Networking Updated : December 29, 2014 Version : 5.0 Size : 19.41 MB Language : English Vendor : Tinychat Co Operating system : iOS Back... Insights and Research February 02, 2015 3 Min readAndroid Banking Trojan And SMS Stealer Floating In The Wild We recently came across an Android Banking Trojan with a very low antivirus detection rate that is targeting Chinese mobile users. This Android malware is capable of stealing banking information by intercepti... Insights and Research December 21, 2014 2 Min readTop Security Features Added To Android Lollipop As Google officially rolls out it's new operating system Lollipop, let's review some of the enhanced security features added to Android 5.0. Lollipop Kill switch The m... Insights and Research December 11, 2014 2 Min readTrojanized And Pirated Assassins Creed App During our daily research, we recently came across Android malware disguising itself as an Assassins Creed app, which is a popular paid gaming application. The malware in question will install a pirated version of the ... Ransomware October 24, 2014 2 Min readAndroid Ransomware 'Koler' Learns To Propagate Via SMS Android Koler is a family of ransomware that targets Android users by locking up their mobile devices and demanding a ransom. It is believed to be the mobile extension of the Reveton ransomware family. Ransomware has b... Insights and Research July 21, 2014 3 Min readMobile App Wall Of Shame: CNN App For IPhone Price: Free Category: News Updated: Jul 11, 2014 Version: Version 2.30 (Build 4948) Size: 21.8 MB Language: English Vendor: CNN Interactive Group, Inc. Operating System: iOS Background ... Insights and Research July 15, 2014 9 Min readThe “Forbidden” Apple: App Stores And The Illusion Of Control Part I There is no doubt we truly live in an “App Economy.” From personal to professional, we direct and live our lives through our smart phones. But while we enjoy the latest games, stream the latest content or catch up on... Insights and Research July 15, 2014 8 Min readAnd The Mice Will “Play”…: App Stores And The Illusion Of Control Part II In the last blog, we began analyzing what we’ve termed the “App Dichotomy” of the App Economy – The fact that we are at least as much the consumed, as we are the consumer. Our goal was to analyze popular apps from Ap... Insights and Research June 14, 2014 2 Min readAndroid App Shares World Cup News At The Expense Of Your Privacy Everyone is excited about the football World Cup and apparently so are those peddling adware. Earlier we discussed some of the more aggressive Android advertising SDKs integrated apps flagged by AV vendors as Adware - ... Ransomware June 06, 2014 1 Min readAnalyzing Android ‘Simplocker’ Ransomware. Recently we came across the sample of a new ransonware ‘Simplocker’ for Android. The ransomware encrypts the files present on SD card and later it demands ransom from victim to decrypt the files. ... Insights and Research January 09, 2014 4 Min readWant To Spy? Google Play Will Help You Spyware or legitimate monitoring application? You decide. In this blog we'll discuss a 'legitimate' app that can be purchased in Google Play known as SMS Tracker. Now it's legitimate as it advertises exactly what it do... Insights and Research December 16, 2013 3 Min readDissection Of Android Malware MouaBad.P In Zscaler’s daily scanning for mobile malware, we came across a sample of Android Mouabad.p. Lets see what is inside. Application static info: Package name = com.android.service Version n... Insights and Research December 16, 2013 1 Min readDissection Of Zertsecurity - Banking Trojan. Zertsecurity is a well known banking Trojan based on phishing schemes targeting German Android users. Lets see how it works. After installing the application, it prompts the user for account and PIN numbers. ... Insights and Research November 07, 2013 3 Min readCVE-2012-1889 Is Still Alive! In Zscaler’s dailyscanning, we identified an instance where CVE-2012-1889 (MSXML Uninitialized Memory Corruption Vulnerability) is still alive. Lets take a look. The site hxxp://wm.17wan.info:9999/zx/zip.html?... Insights and Research August 08, 2013 11 Min readGap Between Google Play And AV Vendors On Adware Classification Two critical items impacting mobile use are privacy and a positive user experience. The mobile app market is built on trust. Questionable mobile advertising practices, such as apps employing deceptive adware practices, n... Insights and Research August 01, 2013 2 Min readZscaler Releases Android Master Key Vulnerability Scanner The recently disclosed Android master key vulnerability by CTO of BlueBox Jeff Forristal, allows an attacker to inject malicious code into an Android application without the need to alter or invalidate the applicatio...Related Articles Insights and Research 10 Min read Uncovering and Remediating Cloud Risks with Posture Control Zscaler Cloud Platform 4 Min read Introducing Posture Control by Zscaler, our Cloud Native Application Protection Platform (CNAPP) Zscaler Cloud Platform 3 Min read Introducing AI-powered Innovations for Zscaler for Users Zscaler Cloud Platform 3 Min read Accelerating Mean Time to Resolution with AI-Powered Root Cause Analysis Zscaler Cloud Platform 6 Min read Reduce Time to Resolution with ZDX AI Capabilities for Service Desk Teams Zscaler Cloud Platform 3 Min read How AI is Powering ZTNA to be the Most Reliable Way to Segment Applications Insights and Research 4 Min read Resurgence of Voicemail-themed Phishing Attacks Targeting Key Industry Verticals in US Zscaler Cloud Platform 2 Min read What You Need to Know to Secure BYOD and Overcome Reverse Proxy Headaches Zscaler Cloud Platform 3 Min read Realizing The Federal Zero Trust Maturity Model Explore More Topics Customer Stories Culture Zscaler Cloud Platform Insights and Research Ransomware Work from Anywhere CIO Insights Events