by Ophtek, LLC | Sep 2, 2025 | DTV, malware, Phishing, RAR archive, RomCom, Russian Hackers, WinRAR
A new WinRAR vulnerability is being exploited in phishing campaigns, allowing hackers to silently install malware on vulnerable PCs. WinRAR is a file compression tool used by millions all over the world to open and create RAR files. However, this has...
by Ophtek, LLC | Sep 24, 2024 | BYOVD, DSE, EDRKillShifter, install updates, malware, Ophtek, Russian Hackers, Sophos
The hacking collective RansomHub has unveiled a new strain of malware, one which is used to disable security software and leave PCs open to attack. Discovered by security firm Sophos, RansomHub’s new malware has been dubbed EDRKillShifter. First detected during May...
by Ophtek, LLC | Mar 12, 2024 | backdoor malware, ColdRiver, cybersecurity, Ophtek, Phishing, Proton-decryptor.exe, Russian Hackers, Spica
Russian hackers are using a fake PDF decryption tool to trick innocent PC users into downloading Spica, a new strain of malware. Discovered by Google’s Threat Analysis Group (TAG), Spica is a backdoor malware which has not been identified previously. It’s believed...
by Ophtek, LLC | Aug 22, 2023 | malware, Ophtek, Phishing, Pteredo, Russian Hackers, Shuckworm, Ukraine, USB_malware
The news footage may focus on military strikes, but, behind the war in Ukraine, cyberattacks are being utilised as a major weapon by Russia. Government-backed cyberattacks are nothing new, and they will continue to be utilized as part of global espionage...
by Ophtek, LLC | Apr 19, 2022 | Cyber Security, Cyber Security Conference, Ophtek, Russian Hackers
Ophtek’s expertise and authority within the world of cybersecurity will be demonstrated at three cyber security conferences in 2022. Every modern organization should prioritize IT as one of the most crucial elements of their day-to-day operations. Without suitable IT...
by Ophtek, LLC | Apr 5, 2022 | cyber attacks, Hackers, Ophtek, Russian Hackers, Security, Ukraine
The Russian invasion of Ukraine has created headlines around the world; one of the lesser-known stories to emerge has been the increase of cyber attacks. Numerous aspects of life have changed since Ukraine was invaded by Russian forces at the end of February....
