News – May 2020


  • Zeus Sphinx revamped as coronavirus relief payment attack wave continues

    May 11, 2020

    The Zeus Sphinx banking Trojan is now receiving frequent updates and upgrades to its malicious arsenal while being deployed in active coronavirus scams. On Monday, IBM Security researcher Nir Shwarts said the company has been tracking the evolution of the malware which is based on the leaked codebase of the well-known Zeus v.2 Trojan. Zeus Sphinx — also referred ...

  • Thunderbolt flaws affect millions of computers – even locking unattended devices won’t help

    May 11, 2020

    A Dutch researcher has detailed nine attack scenarios that work against all computers with Thunderbolt shipped since 2011 and which allow an attacker with physical access to quickly steal data from encrypted drives and memory. Researcher Björn Ruytenberg detailed the so-called Thunderspy attacks in a report published on Sunday, warning that the attacks work even when users ...

  • North Korean hackers infect real 2FA app to compromise Macs

    May 9, 2020

    Hackers have hidden malware in a legitimate two-factor authentication (2FA) app for macOS to distribute Dacls, a remote access trojan associated with the North Korean Lazarus group. Dacls has been used to target Windows and Linux platforms and the recently discovered RAT variant for macOS borrows from them much of the functionality and code. The threat actor planted the ...

  • A hacker group is selling more than 73 million user records on the dark web

    May 9, 2020

    A hacker group going by the name of ShinyHunters claims to have breached ten companies and is currently selling their respective user databases on a dark web marketplace for illegal products. The hackers ardarke the same group who breached last week Tokopedia, Indonesia’s largest online store. Hackers initially leaked 15 million user records online, for free, but ...

  • Threat Brief: Maze Ransomware Activities

    May 8, 2020

    Since the beginning of the calendar year, Palo Alto Networks has detected an uptick in Maze ransomware samples across multiple industries. As a result, we’ve created this general threat assessment post on the Maze ransomware activities and a full visualization of these techniques can be viewed in the Unit 42 Playbook Viewer. Maze ransomware, a variant of ChaCha ...

  • Naikon’s Aria

    May 8, 2020

    Our colleagues at Checkpoint put together a fine research writeup on some Naikon resources and activity related to “aria-body” that we detected in 2017 and similarly reported in 2018. To supplement their research findings, we are summarizing and publishing portions of the findings reported in our June 2018 “Naikon’s New AR Backdoor Deployment to Southeast Asia”. This ...

  • Hackers Breach 3.5 Million MobiFriends Dating App Credentials

    May 8, 2020

    The emails, hashed passwords and usernames of 3.5 million users of the dating app MobiFriends were put up for sale on an underground forum. The credentials of 3.5 million users of MobiFriends, a popular dating app, have surfaced on a prominent deep web hacking forum, according to researchers. MobiFriends is an online service and Android app designed to help ...

  • SilverTerrier: New COVID-19 Themed Business Email Compromise Schemes

    May 7, 2020

    Focusing on one of the most active subsets of the global threat landscape, Palo Alto Networks Unit 42 tracks Nigerian cyber criminals involved in Business Email Compromise (BEC) activities under the name SilverTerrier. Over the past 90 days (Jan. 30 – Apr. 30), we have observed three SilverTerrier actors/groups launch a series of 10 COVID-19 themed ...

  • Targeted Ransomware Attack Hits Taiwanese Organizations

    May 6, 2020

    A new targeted attack has infected several organizations in Taiwan with a new ransomware family, which we have dubbed ColdLock. This attack is potentially destructive as the ransomware appears to target databases and email servers for encryption. The information we gathered indicates that this attack started hitting organizations in early May. Analysis of the malware points ...

  • Coinminer, DDoS Bot Attack Docker Daemon Ports

    May 6, 2020

    Researchers found an open directory containing malicious files, which was first reported in a series of Twitter posts by MalwareHunterTeam. Analyzing some of the files, we found a malicious cryptocurrency miner and Distributed Denial of Service (DDoS) bot that targets open Docker daemon ports. The attack starts with the shell script named mxutzh.sh, which scans for open ports (2375, ...

  • DDoS attacks in Q1 2020

    May 6, 2020

    Since the beginning of 2020, due to the COVID-2019 pandemic, life has shifted almost entirely to the Web — people worldwide are now working, studying, shopping, and having fun online like never before. This is reflected in the goals of recent DDoS attacks, with the most targeted resources in Q1 being websites of medical organizations, ...

  • Excel Files with Hidden Sheets Target Users in Italy

    May 5, 2020

    A spam campaign using emails that have Excel file (.xls) attachments (detected by Trend Micro as Trojan.XF.HIDDBOOK.THDBHBO) has been seen circulating and targeting users in Italy and some users in Germany and other countries. The attachment appears blank when opened, but it has a sheet set to “hidden” that attempts to connect to a URL and download a ...

  • Europol: Hacker Group Selling Databases With Millions Of User Credentials Busted In Poland And Switzerland

    May 5, 2020

    Polish and Swiss law enforcement authorities, supported by Europol and Eurojust, dismantled InfinityBlack, a hacking group involved in distributing stolen user credentials, creating and distributing malware and hacking tools, and fraud. On 29 April 2020, the Polish National Police (Policja) searched six locations in five Polish regions and arrested five individuals believed to be members of ...

  • COVID-19: Cloud Threat Landscape

    May 4, 2020

    Unit 42 researchers analyzed 1.2 million newly observed hostnames (NOH) containing keywords related to the COVID-19 pandemic from March 9, 2020 to April 26, 2020 (7 weeks). 86,600+ fully qualified domain names are classified as  “high-risk” or “malicious” (C2, malware, or phishing), spread across various regions , as shown in Figure 1. The United States ...

  • Oracle: Unpatched Versions of WebLogic App Server Under Active Attack

    May 4, 2020

    Oracle is urging customers to fast-track a patch for a critical flaw in its WebLogic Server under active attack. The company said it has received numerous reports that attackers were targeting the vulnerability patched last month. Oracle WebLogic Server is a popular application server used in building and deploying enterprise Java EE applications. The server has a remote ...

  • Airplane Hack Exposes Weaknesses of Alert and Avoidance Systems

    May 4, 2020

    The aircraft safety system known as the Traffic Alert and Collision Avoidance System (TCAS) can be coerced into sending an airplane on a mid-air rollercoaster ride – much to the horror of those onboard. Researchers were able to cobble together an effective method for spoofing the TCAS using a $10 USB-based Digital Video Broadcasting dongle and ...

  • TrickBot Attack Exploits COVID-19 Fears with DocuSign-Themed Ploy

    May 1, 2020

    Threat actors are using people’s interest in the Department of Labor’s Family and Medical Leave Act (FMLA) to spread what appears to be the TrickBot trojan in a new spam campaign that security researchers discovered recently. Recent analysis from spam honeypots set by IBM X-Force discovered actors targeting email recipients with fake messages that claim to ...

  • Upgraded Cerberus Spyware Spreads Rapidly via MDM

    May 1, 2020

    A newly discovered variant of the Cerberus Android trojan has been spotted, with vastly expanded and more sophisticated info-harvesting capabilities, and the ability to run TeamViewer. It was spotted by researchers being used in a targeted campaign on a multinational conglomerate. Unusually, the sample propagated through the employee pool via the infected company’s mobile device management ...