- RansomEXX Trojan attacks Linux systems
November 6, 2020
Kaspersky researchers have recently discovered a new file-encrypting Trojan built as an ELF executable and intended to encrypt data on machines controlled by Linux-based operating systems. After the initial analysis we noticed similarities in the code of the Trojan, the text of the ransom notes and the general approach to extortion, which suggested that we had ...
- Operation North Star: Behind The Scenes
November 5, 2020
It is rare to be provided an inside view on how major cyber espionage campaigns are conducted within the digital realm. The only transparency afforded is a limited view of victims, a malware sample, and perhaps the IP addresses of historical command and control (C2) infrastructure. The Operation North Star campaign we detailed earlier this year ...
- QBot phishing lures victims using US election interference emails
November 4, 2020
The Qbot botnet is now spewing U.S. election-themed phishing emails used to infect victims with malicious payloads designed to harvest user data and emails for use in future campaigns. Qbot (aka Qakbot, Pinkslipbot, and Quakbot) is a banking trojan with worm features actively used since at least 2009 to steal financial data and ...
- Wroba Mobile Banking Trojan Spreads to the U.S. via Texts
October 30, 2020
The Wroba mobile banking trojan has made a major pivot, targeting people in the U.S. for the first time. According to researchers at Kaspersky, a wave of attacks are taking aim at U.S. Android and iPhone users in an effort that started on Thursday. The campaign uses text messages to spread, using fake notifications for “package ...
- CISA, FBI, and CNMF Identify a New Malware Variant: ComRAT
October 29, 2020
The Cybersecurity and Infrastructure Security Agency (CISA), the Federal Bureau of Investigation (FBI), and the Department of Defense Cyber National Mission Force (CNMF) have identified a malware variant—referred to as ComRAT—used by the Russian-sponsored advanced persistent threat (APT) actor Turla. In addition, U.S. Cyber Command has released the malware sample to the malware aggregation tool and ...
- Threat Assessment: Ryuk Ransomware and Trickbot Targeting U.S. Healthcare and Public Health Sector
October 29, 2020
On Oct. 28, 2020, the Cybersecurity and Infrastructure Security Agency (CISA), Federal Bureau of Investigation (FBI) and the Department of Health and Human Services (HHS) released a joint cybersecurity alert regarding an increased and imminent cybersecurity threat to the U.S. healthcare system. Threat operators have displayed a heightened interest in targeting the healthcare and the public ...
- Domain Parking: A Gateway to Attackers Spreading Emotet and Impersonating McAfee
October 29, 2020
Domain parking services offer a simple solution for domain owners to monetize their sites’ traffic through third-party advertisements. While domain parking might appear harmless at first glance, parked domains pose significant threats, as they can redirect visitors to malicious or unwanted landing pages or turn entirely malicious at any point in time. We have been detecting ...
- Emotet malware now wants you to upgrade Microsoft Word
October 24, 2020
Emotet switched to a new template this week that pretends to be a Microsoft Office message stating that Microsoft Word needs to be updated to add a new feature. Emotet is a malware infection that spreads through emails containing Word documents with malicious macros. When opening these documents, their contents will try to trick the user ...
- New Abaddon RAT malware gets commands via Discord, has ransomware feature
October 23, 2020
The new ‘Abaddon’ remote access trojan may be the first to use Discord as a full-fledged command and control server that instructs the malware on what tasks to perform on an infected PC. Even worse, a ransomware feature is being developed for the malware. Threat actors abusing Discord for malicious activity is nothing new. In the past, ...
- US Treasury sanctions Russian research institute behind Triton malware
October 23, 2020
The US Treasury Department announced sanctions today against a Russian research institute for its role in developing Triton, a malware strain designed to attack industrial equipment. Sanctions were levied today against the State Research Center of the Russian Federation FGUP Central Scientific Research Institute of Chemistry and Mechanics (also known as CNIIHM or TsNIIKhM). A FireEye report ...