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Cyware Weekly Threat Intelligence - May 03–07

Cyware Weekly Threat Intelligence - May 03–07 - Featured Image

Weekly Threat Briefing May 7, 2021

The Good

While you anxiously wait for the weekend, here’s a bit of good news to cheer you up. As industrial systems are witnessing increased cybercrime activities, the NSA has provided guidance on securing the connections between IT systems and OT systems. In similar news, the U.S. Attorney's Office for the District of Maryland seized a fake vaccine domain pretending to develop COVID-19 vaccines.

  • Maryland law enforcement shut down a fraudulent website—freevaccinecovax[.]org—that claimed to be a biotech company developing COVID-19 vaccine.

  • The NSA issued an advisory recommending ways to strengthen operational technology (OT) systems security, specifically regarding their connection with IT systems.

  • A researcher from HSE University proposed a new algorithm, to assess vulnerabilities in encryption programs, leveraging a brute-force search of possible options of symbol deciphering.

The Bad

Not everything is sunshine and rainbows in the cyberworld, just like the physical world right now. The Avaddon ransomware gang was pretty busy this week, extorting unfortunate victims. Victims of the Codecov supply chain attack keep popping up almost every week; this week it was Twilio. In other news, there has been a bounty of data breaches. One of the most significant data breaches is that of USAGM.

  • Avaddon ransomware gang threatened to release sensitive information, including passport images, driver’s licenses, and employment contracts, belonging to the NSW Labor Party after gaining access to its computer network in a major cyberattack.

  • Recently patched flaws in Peloton’s bike software may have leaked sensitive information of customers following several issues in its APIs. The flaws resulted in information leaks even for users in privacy mode.

  • More than 200 organizations in Belgium were affected by a DDoS attack that took the country’s internet offline. The affected organizations include government, parliament, universities, and research institutes.

  • The U.S. Agency for Global Media (USAGM) disclosed a data breach that exposed the personal information of current and former employees and their beneficiaries. The data breach was caused in December 2020 following a successful phishing attack.

  • The Codecov supply chain attack claimed Twilio as its latest victim. Several Twilio projects use Codecov Bash Uploader tool that was previously altered.

  • Avaddon ransomware gang claimed to have stolen tens of thousands of SIM cards belonging to Telstra.

  • Scripps Health technology servers were hacked, disrupting patient portals. Some patients were forced to reschedule their appointments as a result of the hack.

  • Around 345,000 files from the solicitor-general of the Philippines were made publicly available for almost two months before they were taken down. These files included sensitive information for ongoing legal cases, internal passwords and policies, staffing payment information, and staff training documents.

  • A high-severity vulnerability found in Qualcomm’s Mobile Station Modem (MSM) chips could enable attackers to access text messages, call history, and private conversations of users. The flaw is tracked as CVE-2020-11292 and affects roughly 40% of mobile phones.

  • An Iranian hacker group identified as N3tw0rm threatened to release 110GB of data belonging to H&M Israel. The group is suspected to be affiliated with the Iran-linked Pay2Key.

New Threats

We were blessed, unfortunately, with several new malware strains this week. Researchers found a new threat actor that launched a cyberespionage campaign deploying three new malware. Call it a triple whammy, if you may! The latest Buer loader now comes written in Rust and efficiently evades detection. In the same vein, we should inform you about a new variant of an Android malware—Ghimob—that is on the prowl to steal your banking credentials.

  • Three new malware, DOUBLEDRAG, DOUBLEDROP, and DOUBLEBACK, were associated with a massive cyberespionage campaign that targeted many organizations in the U.S. Launched via phishing emails, the attacks were carried out by a new uncategorized group - UNC2529.

  • A new cryptocurrency stealer variant, Panda Stealer, has been found targeting individuals across the U.S., Australia, Japan, and Germany. It is being spread through a global spam campaign that leverages Discord channels.

  • A malware tracked as Javali, is being widely used to target users in Latin America and Europe. The malware is distributed via phishing emails that pretend to be a delivery notice.

  • The new Buer malware loader variant is being propagated via phishing emails. Dubbed RustyBuer, the new strain is written in Rust language and is capable of delivering Cobalt Strike Beacon as a second-stage payload.

  • A new Windows malware called Pingback has been found using DLL hijacking attack to target Microsoft Windows 64-bit systems. The malware takes advantage of ICMP for its C2 activities.

  • Researchers have demonstrated a new attack technique, dubbed TBONE, that can enable attackers to hack Tesla and other cars remotely without any user interaction. The abuses two vulnerabilities affecting ConnMan, an internet connection manager for embedded devices.

  • A newly revealed DNS bug, dubbed TsuNAME, can now be used by threat actors as an amplification vector in massive reflection-based DDoS attacks against authoritative DNS servers.

  • Moriya, a previously unknown rootkit, is being used by unknown threat actors to execute passive backdoors on public-facing servers. It enables the attackers to spy on victim network traffic. This rootkit is part of the TunnelSnake campaign.

  • A new Android malware named Ghimob is impersonating third-party apps to steal and spy on user data. It mainly targets cryptocurrency and online banking.

Related Threat Briefings

Feb 7, 2025

Cyware Weekly Threat Intelligence, February 03–07, 2025

PyPI is taking a "dead but not gone" approach to abandoned software with Project Archival, a new system that flags inactive projects while keeping them accessible. Developers will see warnings about outdated dependencies, helping them make smarter security choices and avoid relying on unmaintained code. The U.K is bringing earthquake-style metrics to cybersecurity with its new Cyber Monitoring Centre, designed to track digital disasters as precisely as natural ones. Inspired by the Richter scale, the CMC will quantify cyber incidents based on financial impact and affected users, offering clearer insights for national security planning. Kimsuky is back with another phishing trick, this time using fake Office and PDF files to sneak forceCopy malware onto victims' systems. Its latest campaign delivers PEBBLEDASH and RDP Wrapper by disguising malware as harmless shortcuts, ultimately hijacking browser credentials and sensitive data. Hackers have found a new way to skim credit card data - by hiding malware inside Google Tag Manager scripts. CISA is flagging major security holes in Microsoft Outlook and Sophos XG Firewall, urging agencies to patch them before February 27. One flaw allows remote code execution in Outlook, while another exposes firewall users to serious risks. Bitcoin scammers are switching tactics, swapping static images for video attachments in MMS to make their schemes more convincing. A recent case involved a tiny .3gp video luring victims into WhatsApp groups where scammers apply pressure to extract money or personal data. XE Group has shifted from credit card skimming to zero-day exploitation, now targeting manufacturing and distribution companies. A new version of ValleyRAT is making the rounds, using stealthy techniques to infiltrate systems. Morphisec found the malware being spread through fake Chrome downloads from a fraudulent Chinese telecom site.

Jan 10, 2025

Cyware Weekly Threat Intelligence, January 06–10, 2025

The U.K is fortifying its digital defenses with the launch of Cyber Local, a £1.9 million initiative to bridge cyber skills gaps and secure the digital economy. Spanning 30 projects across England and Northern Ireland, the scheme emphasizes local business resilience, neurodiverse talent, and cybersecurity careers for youth. Across the Atlantic, the White House introduced the U.S. Cyber Trust Mark, a consumer-friendly cybersecurity labeling program for smart devices. Overseen by the FCC, the initiative tests products like baby monitors and security systems for compliance with rigorous cybersecurity standards, ensuring Americans can make safer choices for their connected homes. China-linked threat actor RedDelta has ramped up its cyber-espionage activities across Asia, targeting nations such as Mongolia, Taiwan, Myanmar, and Vietnam with a modified PlugX backdoor. Cybercriminals have weaponized trust by deploying a fake PoC exploit tied to a patched Microsoft Windows LDAP vulnerability. CrowdStrike reported a phishing operation impersonating the company, using fake job offers to lure victims into downloading a fraudulent CRM application. Once installed, the malware deploys a Monero cryptocurrency miner. A new Mirai-based botnet, dubbed Gayfemboy, has emerged as a formidable threat, leveraging zero-day exploits in industrial routers and smart home devices. With 15,000 active bot nodes daily across China, the U.S., and Russia, the botnet executes high-intensity DDoS attacks exceeding 100 Gbps. In the Middle East, fraudsters are posing as government officials in a social engineering scheme targeting disgruntled customers. Cybercriminals have weaponized WordPress with a malicious plugin named PhishWP to create realistic fake payment pages mimicking services like Stripe. The plugin not only captures payment details in real time but also sends fake confirmation emails to delay detection.

Dec 20, 2024

Cyware Weekly Threat Intelligence, December 16–20, 2024

In a digital age where borders are blurred, governments are sharpening their strategies to outpace cyber adversaries. The draft update to the National Cyber Incident Response Plan (NCIRP) introduces a comprehensive framework for managing nationwide cyberattacks that impact critical infrastructure and the economy. Meanwhile, the fiscal year 2025 defense policy bill, recently approved by the Senate, emphasizes strengthening cybersecurity measures both at home and abroad. A deceptive health app on the Amazon Appstore turned out to be a Trojan horse for spyware. Masquerading as BMI CalculationVsn, the app recorded device screens, intercepted SMS messages, and scanned for installed apps to steal sensitive data. Malicious extensions targeting developers and cryptocurrency projects have infiltrated the VSCode marketplace and NPM. Disguised as productivity tools, these extensions employed downloader functionality to deliver obfuscated PowerShell payloads. The BADBOX botnet has resurfaced, compromising over 192,000 Android devices, including high-end smartphones and smart TVs, directly from the supply chain. Industrial control systems are facing heightened risks as malware like Ramnit and Chaya_003 targets engineering workstations from Mitsubishi and Siemens. Both malware families exploit legitimate services, complicating detection and mitigation efforts in ICS environments. The Chinese hacking group Winnti has been leveraging a PHP backdoor called Glutton, targeting organizations in China and the U.S. This modular ELF-based malware facilitates tailored attacks across industries and even embeds itself into software packages to compromise other cybercriminals. A tax-themed phishing campaign, dubbed FLUX#CONSOLE, is deploying backdoor payloads to compromise systems in Pakistan. Threat actors employ phishing emails with double-extension files masquerading as PDFs.

Dec 13, 2024

Cyware Weekly Threat Intelligence, December 09–13, 2024

Cybercrime’s web of deception unraveled in South Korea as authorities dismantled a fraud network responsible for extorting $6.3 million through fake online trading platforms. Dubbed Operation Midas, the effort led to the arrest of 32 individuals and the seizure of 20 servers. In a significant move to combat surveillance abuses, the U.S. defense policy bill for 2025 introduced measures to shield military and diplomatic personnel from commercial spyware threats. The legislation calls for stringent cybersecurity standards, a review of spyware incidents, and regular reporting to Congress. The subtle art of deception found a new stage with a Microsoft Teams call, as attackers used social engineering to manipulate victims into granting remote access. By convincing users to install AnyDesk, they gained control of systems, executing commands to download the DarkGate malware. Russian APT Secret Blizzard has resurfaced and used the Amadey bot to infiltrate Ukrainian military devices and deploy their Tavdig backdoor. In a phishing spree dubbed "Aggressive Inventory Zombies (AIZ)," scammers impersonated brands like Etsy, Amazon, and Binance to target retail and crypto audiences. Surveillance has reached unsettling new depths with the discovery of BoneSpy and PlainGnome, two spyware families linked to the Russian group Gamaredon. Designed for extensive espionage, these Android malware tools track GPS, capture audio, and harvest data. A new Android banking trojan has already caused havoc among Indian users, masquerading as utility and banking apps to steal sensitive financial information. With 419 devices compromised, the malware intercepts SMS messages, exfiltrates personal data via Supabase, and even tricks victims into entering details under the pretense of bill payment. Iranian threat actors have set their sights on critical infrastructure, deploying IOCONTROL malware to infiltrate IoT and OT/SCADA systems in Israel and the U.S.

Dec 6, 2024

Cyware Weekly Threat Intelligence, December 02–06, 2024

NIST sharpened the tools for organizations to measure their cybersecurity readiness, addressing both technical and leadership challenges. The two-volume guidance blends data-driven assessments with managerial insights, emphasizing the critical role of leadership in applying findings. The Manson Market, a notorious hub for phishing networks, fell in a sweeping Europol-led takedown. With over 50 servers seized and 200TB of stolen data recovered, the operation spanned multiple countries, including Germany and Austria. Russian APT group BlueAlpha leveraged Cloudflare Tunnels to cloak its GammaDrop malware campaign from prying eyes. The group deployed HTML smuggling and DNS fast-fluxing to bypass detection, targeting Ukrainian organizations with precision. Earth Minotaur intensified its surveillance operations against Tibetan and Uyghur communities through the MOONSHINE exploit kit. The kit, now updated with newer exploits, enables the installation of the DarkNimbus backdoor on Android and Windows devices. Cloudflare Pages became an unwitting ally in the sharp rise of phishing campaigns, with a staggering 198% increase in abuse cases. Cybercriminals exploited the platform's infrastructure to host malicious pages, fueling a surge from 460 incidents in 2023 to over 1,370 by October 2024. DroidBot has quietly infiltrated over 77 cryptocurrency exchanges and banking apps, building a web of theft across Europe. Active since June 2024, this Android malware operates as a MaaS platform, enabling affiliates to tailor attacks. Rockstar 2FA, a phishing platform targeting Microsoft 365 users, has set the stage for large-scale credential theft. With over 5,000 phishing domains launched, the platform is marketed on Telegram. The Gafgyt malware is shifting gears, targeting exposed Docker Remote API servers through legitimate Docker images, creating botnets capable of launching DDoS attacks.