- Chinese hackers backdoor chat app with new Linux, macOS malware
August 12, 2022
Versions of a cross-platform instant messenger application focused on the Chinese market known as ‘MiMi’ have been trojanized to deliver a new backdoor (dubbed rshell) that can be used to steal data from Linux and macOS systems. SEKOIA’s Threat & Detection Research Team says that the app’s macOS 2.3.0 version has been backdoored for almost four ...
- New Linux malware brute-forces SSH servers to breach networks
August 4, 2022
A new botnet called ‘RapperBot’ is being used in attacks since mid-June 2022, focusing on brute-forcing its way into Linux SSH servers to establish a foothold on the device. The researchers show that RapperBot is based on the Mirai trojan but deviates from the the original malware’s normal behavior, which is uncontrolled propagation to as many ...
- Examining New DawDropper Banking Dropper and DaaS on the Dark Web
August 2, 2022
Malicious actors have been surreptitiously adding a growing number of banking trojans to Google Play Store via malicious droppers this year, proving that such a technique is effective in evading detection. Additionally, because there is a high demand for novel ways to distribute mobile malware, several malicious actors claim that their droppers could help other ...
- CISA and ACSC Release Top 2021 Malware Strains
August 2, 2022
CISA and the Australian Cyber Security Centre (ACSC) have published a joint Cybersecurity Advisory on the top malware strains observed in 2021. Malicious cyber actors often use malware to covertly compromise and then gain access to a computer or mobile device. As malicious cyber actors have been using most of these top malware strains for ...
- Vietnamese attacker circumvents Facebook security with ‘DUCKTAIL’ malware
July 27, 2022
Security vendor WithSecure, which was spun out in March 2022 as F-Secure’s enterprise security arm, claims it’s found malware that targets Facebook Business accounts. “The threat actor targets individuals and employees that may have access to a Facebook Business account with an information-stealer malware,” states WithSecure’s report on the campaign. “The malware is designed to steal browser ...
- Amadey malware pushed via software cracks in SmokeLoader campaign
July 24, 2022
A new version of the Amadey Bot malware is distributed through the SmokeLoader malware, using software cracks and keygen sites as lures. Amadey Bot is a malware strain discovered four years ago, capable of performing system reconnaissance, stealing information, and loading additional payloads. While its distribution has faded after 2020, Korean researchers at AhnLab report that a ...
- Attackers target Ukraine using GoMet backdoor
July 21, 2022
Since the Russian invasion of Ukraine began, Ukrainians have been under a nearly constant barrage of cyber attacks. Working jointly with Ukrainian organizations, Cisco Talos has discovered a fairly uncommon piece of malware targeting Ukraine — this time aimed at a large software development company whose software is used in various state organizations within Ukraine. ...
- Botnet malware disguises itself as password cracker for industrial controllers
July 18, 2022
Industrial engineers and operators are being lured into running backdoor malware disguised as tools for recovering access to work systems. These programs offer to crack passwords for specific programmable logic controllers, according to security shop Dragos this month. According to their online ads, the cracking tools can help unlock products from more than a dozen electronics manufacturing ...
- New stealthy OrBit malware steals data from Linux devices
July 7, 2022
A newly discovered Linux malware is being used to stealthily steal information from backdoored Linux systems and infect all running processes on the machine. Dubbed OrBit by Intezer Labs security researchers who first spotted it, this malware hijacks shared libraries to intercept function calls by modifying the LD_PRELOAD environment variable on compromised devices. While it can gain ...
- Microsoft finds Raspberry Robin worm in hundreds of Windows networks
July 1, 2022
Microsoft says that a recently spotted Windows worm has been found on the networks of hundreds of organizations from various industry sectors. The malware, dubbed Raspberry Robin, spreads via infected USB devices, and it was first spotted in September 2021 by Red Canary intelligence analysts. Cybersecurity firm Sekoia also observed it using QNAP NAS devices as command ...