- Investigating the New Rhysida Ransomware
November 15, 2023
The Rhysida group was first identified in May 2023, when they claimed their first victim. This group deploys a ransomware variant known as Rhysida and also offers it as Ransomware-as-a-service (RaaS). The group has listed around 50 victims so far in 2023. The investigation conducted by the FortiGuard IR team and MDR team uncovered some of ...
- Modern Asian APT groups’ tactics, techniques and procedures (TTPs)
November 9, 2023
This report consists of six main sections – Incidents involving Asian APT groups in various regions of the planet Information on five unique incidents that Kaspersky researchers detected in different parts of the world. Each incident is a unique case within a specific country and industry, and they provide a description of the actions and TTPs ...
- TA571 Delivers IcedID Forked Loader
October 30, 2023
Proofpoint researchers identified TA571 delivering the Forked variant of IcedID in two campaigns on 11 and 18 October 2023. Both campaigns included over 6,000 messages, each impacting over 1,200 customers in a variety of industries globally. Emails in the campaigns purported to be replies to existing threads. This is known as thread hijacking. The emails contained ...
- StripedFly: Perennially flying under the radar
October 26, 2023
It’s just another cryptocurrency miner… Nobody would even suspect the mining malware was merely a mask, masquerading behind an intricate modular framework that supports both Linux and Windows. It comes equipped with a built-in TOR network tunnel for communication with command servers, along with update and delivery functionality through trusted services such as GitLab, GitHub, ...
- Mystic Stealer Revisited
October 25, 2023
Mystic Stealer is a relatively new downloader and information stealer that emerged in early 2023. The malware harvests data from a large number of web browsers and cryptocurrency wallet applications. Mystic can also be used to steal Steam game credentials and arbitrary files from an infected system. Mystic stands out for the level of obfuscation ...
- Stealer for PIX payment system, new Lumar stealer and Rhysida ransomware
October 24, 2023
In Brazil the PIX payment system is becoming more and more popular. Unsurprisingly, cybercriminals are jumping on the bandwagon, trying to abuse the system for their profit. A good example of this is GoPIX, a malware campaign that has been active since December 2022. The attack cycle begins when a potential victim searches for “WhatsApp web”. ...
- The outstanding stealth of Operation Triangulation
October 23, 2023
In the previous blogpost on Triangulation, Kaspersky researchers discussed the details of TriangleDB, the main implant used in this campaign, its C2 protocol and the commands it can receive. The researchers mentioned, among other things, that it is able to execute additional modules. They also mentioned that this operation was quite stealthy. This article details ...
- Irish-linked spyware used in brazen attacks
October 21, 2023
The Irish government is set to investigate a digital surveillance alliance that has been accused of letting its smartphone spyware “run wild across the world”, BBC News NI understands. It comes after Intellexa Limited and its parent company Thalestris were named in a damning report by a leading human rights body. The firms are registered at ...
- Money-making scripts attack organizations
October 19, 2023
In April of this year, the FBI published an advisory on attacks targeting government, law enforcement, and non-profit organizations. Attackers download scripts onto victims’ devices, delivering several types of malware all at once. The main aim is to utilize company resources for mining, steal data using keyloggers, and gain backdoor access to systems. According to Kaspersky ...
- Another InfoStealer Enters the Field, ExelaStealer
October 19, 2023
In 2023, the InfoStealer market is a reasonably crowded affair. The likes of RedLine, Raccoon, and Vidar own a significant market share, with new entrants such as SaphireStealer appearing frequently. The latest entry, ExelaStealer has now taken the field. Very little backstory is available on ExelaStealer, with the earliest public mentions FortiGuard Labs could locate ...