Experts documented the evolution of the LockBit ransomware that leverages multiple techniques to infect targets and evade detection. The Cybereason Global Security Operations Center (GSOC) Team published the Cybereason Threat Analysis Reports that investigates the threat landscape and provides recommendations to mitigate their attacks. The researchers focused on the evolution of the Lockbit ransomware, they detailed two infections occurring […]
Emsisoft has released a free decryption tool that allows victims of the AstraLocker and Yashma ransomware to recover their files without paying a ransom. Cybersecurity firm Emsisoft released a free decryptor tool that allows victims of the AstraLocker and Yashma ransomware to recover their files without paying a ransom. The security firm states that the […]
The operators behind the TrickBot malware are systematically targeting Ukraine since the beginning of the war in February 2022. IBM researchers collected evidence indicating that the Russia-based cybercriminal Trickbot group (aka Wizard Spider, DEV-0193, ITG23) has been systematically attacking Ukraine since the beginning of the Russian invasion of the country. Since February, the Conti ransomware […]
Taiwanese vendor QNAP wars of a new strain of ransomware, dubbed Checkmate, that is targeting its NAS devices. The Taiwanese vendor QNAP is warning of a new family of ransomware targeting its NAS devices using weak passwords. Threat actors are targeting devices exposed online with the SMB service enabled, they perform brute-force attacks against accounts […]
Researchers uncovered a large-scale cryptocurrency mining campaign targeting the NPM JavaScript package repository. Checkmarx researchers spotted a new large-scale cryptocurrency mining campaign, tracked as CuteBoi, that is targeting the NPM JavaScript package repository. Threat actors behind the campaign published 1,283 malicious modules in the repository and used over 1,000 different user accounts. The researchers uncovered […]
US authorities have issued a joint advisory warning of North Korea-linked APTs using Maui ransomware in attacks against the Healthcare sector. The FBI, CISA, and the U.S. Treasury Department issued a joint advisory that warn of North-Korea-linked threat actors using Maui ransomware in attacks aimed at organizations in the Healthcare sector. “The Federal Bureau of […]
I’m proud to announce that the European Union Agency for Cybersecurity, ENISA, has released the Threat Landscape Methodology. Policy makers, risk managers and information security practitioners need up-to-date and accurate information on the current threat landscape, supported by threat intelligence. The EU Agency for Cybersecurity (ENISA) Threat Landscape report has been published on an annual […]
The development team behind the OpenSSL project fixed a high-severity bug in the library that could potentially lead to remote code execution. The maintainers of the OpenSSL project fixed a high-severity heap memory corruption issue, tracked as CVE-2022-2274, affecting the popular library. This bug makes the RSA implementation with 2048 bit private keys incorrect on such machines and triggers […]
Threat actors are abusing legitimate adversary simulation software BRc4 in their campaigns to evade detection. Researchers from Palo Alto Networks Unit 42 discovered that a sample uploaded to the VirusTotal database on May 19, 2022 and considered benign by almost all the antivirus, was containing a payload associated with Brute Ratel C4 (BRc4), a new red-teaming and […]
Hive ransomware operators have improved their file-encrypting module by migrating to Rust language and adopting a more sophisticated encryption method. The operators of the Hive ransomware upgraded their malware by migrating the malware to the Rust language and implementing a more sophisticated encryption method, Microsoft researchers warn. “The upgrades in the latest variant are effectively […]