TRU Security

The ALPHV/BlackCat ransomware gang claims to have stolen more than 150 GB of data from Creos Luxembourg S.A., a company which manages natural gas pipelines and electrical networks in the Grand Duchy of Luxembourg. The alleged stolen data consists of 180,000 files, including contracts, agreements, passports, bills and emails.

Researchers have observed a new post-exploitation attack framework in the wild. Manjusaka, as it's called, can be deployed as an alternative to the popular Cobalt Strike toolset ⁠— or parallel to it for redundancy.

A new report from Palo Alto's Unit 42 found it only takes 15 minutes after the publication of a new CVE for the first cybercriminals to begin scanning potentially vulnerable targets. Within a few hours, the first active exploitation attempts have already started.

Security researchers have discovered that QBot malware is now using the legitimate Windows Calculator app for DLL side-loading attacks. The method continues to be used in current malspam campaigns.

The Canadian town of St. Marys, Ontario, has been hit by a ransomware attack that locked staff out of internal systems and encrypted data. The small town of around 7,500 residents appears to be the second such target to be attacked by LockBit in just over a week.

A new version of MLNK Builder, a link generation tool popular among cybercriminals, has emerged on the dark web. The updated feature set focuses on antivirus evasion and masquerading techniques, using icons of popular legitimate applications and file formats.

Symbiote is a new Linux malware that steals users’ data and provides a backdoor to threat actors. It was discovered in June, 2022 and is characterized as a very stealthy malware. It uses a lot of evasion techniques, such as hooking functions, capturing TCP traffic and hiding its own files. It collects users' data and exfiltrates it on DNS servers.