- Botnets Continue Exploiting CVE-2023-1389 for Wide-Scale Spread
April 16, 2024
Last year, a command injection vulnerability, CVE-2023-1389, was disclosed and a fix developed for the web management interface of the TP-Link Archer AX21 (AX1800). FortiGuard Labs has developed an IPS signature to tackle this issue. Recently, their researchers observed multiple attacks focusing on this year-old vulnerability, spotlighting botnets like Moobot, Miori, the Golang-based agent “AGoent,” and ...
- ScrubCrypt Deploys VenomRAT with an Arsenal of Plugins
April 8, 2024
Last year, FortiGuard Labs uncovered the 8220 Gang’s utilization of ScrubCrypt to launch attacks targeting exploitable Oracle WebLogic Servers. ScrubCrypt has been described as an “antivirus evasion tool” that converts executables into undetectable batch files. It offers several options to manipulate malware, making it more challenging for antivirus products to detect. FortiGuard Labs recently discovered a ...
- Byakugan – The Malware Behind a Phishing Attack
April 4, 2024
In January 2024, FortiGuard Labs collected a PDF file written in Portuguese that distributes a multi-functional malware known as Byakugan. The PDF image shows a blurred table and asks the victim to click the malicious link on the PDF file to see the content. Once the link is clicked, a downloader is downloaded. The downloader drops ...
- LazyStealer: Sophisticated does not mean better
April 4, 2024
In the first quarter of 2024, researchers from Positive Technologies Expert Security Center (PT ESC) detected a series of attacks targeting government organizations in Russia, Belarus, Kazakhstan, Uzbekistan, Kyrgyzstan, Tajikistan, and Armenia. The research team could not find any links to known groups that used the same techniques. The main goal of the attack was stealing ...
- New Golang Trojan Installs Certificate for Comms Evasion
March 25, 2024
This week, the Sonicwall Capture Labs threat research team analyzed a new Golang malware sample. It uses multiple geographic checks and publicly available packages to screenshot the system before installing a root certificate to the Windows registry for HTTPS communications to the C2. There is currently no malware family affiliated, but the IP and URL addresses ...
- APT29 Uses WINELOADER to Target German Political Parties
March 22, 2024
In late February 2024, Mandiant identified APT29 — a Russian Federation backed threat group linked by multiple governments to Russia’s Foreign Intelligence Service (SVR) — conducting a phishing campaign targeting German political parties. Consistent with APT29 operations extending back to 2021, this operation leveraged APT29’s mainstay first-stage payload ROOTSAW (aka EnvyScout) to deliver a new backdoor ...
- Android malware, Android malware and more Android malware
March 20, 2024
Among the mobile platforms, Android remains the most popular target operating system for cybercriminals. Last month, Kaspersky wrote a total of four private crimeware reports on Android malware, three of which are summarized below. Tambir Tambir is an Android backdoor that targets users in Turkey. It disguises itself as an IPTV app, but does not manifest any ...
- A new data wiper is targeting Linux x86 network devices
March 20, 2024
Hackers were observed targeting Linux x86 networking devices and Internet of Things (IoT) appliances with a new data wiper, called AcidPour. Data wipers are arguably among the most destructive forms of malware. Their goal is to simply destroy, or wipe, all of the data found on the compromised endpoint. They are used to disrupt companies and government ...
- Threat landscape for industrial automation systems. H2 2023
March 19, 2024
In the second half of 2023, the percentage of ICS computers on which malicious objects were blocked decreased by 2.1 pp to 31.9%. In H2 2023, building automation once again had the highest percentage of ICS computers on which malicious objects were blocked of all industries that we looked at. Oil and Gas was the only ...
- CVE-2024-21412: DarkGate Operators Exploit Microsoft Windows SmartScreen Bypass in Zero-Day Campaign
March 13, 2024
The Zero Day Initiative (ZDI) recently uncovered a DarkGate campaign in mid-January 2024, which exploited CVE-2024-21412 through the use of fake software installers. During this campaign, users were lured using PDFs that contained Google DoubleClick Digital Marketing (DDM) open redirects that led unsuspecting victims to compromised sites hosting the Microsoft Windows SmartScreen bypass CVE-2024-21412 that led ...