Technical Breakdown: 1. File Extension & Renaming Patterns Confirmation of File Extension: .brutus Renaming Convention: After encryption completes, files receive a triple-append format. Original: Report.docx → Report.docx.id-[8-HEX-ID][email protected] 2. Detection & Outbreak Timeline Approximate Start Date/Period: First public sightings appeared on 9 March 2022; a spike in active campaigns was observed between 14–27 March 2022 and…

Technical Breakdown – BRUSAF Ransomware 1. File Extension & Renaming Patterns Confirmation of File Extension: The strain appends “.brusaf” (case-insensitive, sometimes seen as “.Brusaf” or “.BRUSAF”) directly to each affected file’s original name, after a single dot separator. Example: Quarterly_Report.xlsx → Quarterly_Report.xlsx.brusaf Renaming Convention: – Files are not prefixed or completely renamed, preserving the original…

Technical Breakdown: 1. File Extension & Renaming Patterns Confirmation of File Extension: The ransomware appends “.bruhnet” (exactly lower-case) to every encrypted file. Example: Quarterly_Report.xlsx becomes Quarterly_Report.xlsx.bruhnet. Renaming Convention: – Original file name and folder hierarchy are preserved; only the extension is modified. – Files inside shadow-copied network shares or VSS are also renamed in-place, so…

Technical Breakdown 1. File Extension & Renaming Patterns Confirmation of File Extension: All encrypted files receive the appended extension .brt92 – e.g., Report.xlsx.brt92, Invoice.pdf.brt92. Renaming Convention: – Original filename + “.brt92” is NOT moved to a sub-folder; the file remains in its original location. – Ransom note is written simultaneously as Readme_BRT92.txt (in each directory).…

Technical Breakdown (Ransomware using the “.brrr” extension) 1. File Extension & Renaming Patterns Confirmation of File Extension: {{ $json.extension }} → .brrr (three “r” characters appended without a space). Renaming Convention: original_name.ext.[victim_ID]@[attacker_email].dotBARRR → [email protected] (note: in most leaks the final token is “dotBARRR”, not “dotBRRR”). Some affiliates drop the email address when offline encryption modes…

The Browec Ransomware Analysis & Response Guide Technical Breakdown: 1. File Extension & Renaming Patterns Confirmation of File Extension: The Browec ransomware appends the .browec extension to every encrypted file. Renaming Convention: Files are renamed according to the pattern: [original filename].[original extension].browec Example: Document.docx becomes Document.docx.browec 2. Detection & Outbreak Timeline Approximate Start Date/Period: First…

BRIPT Ransomware: Technical Analysis & Community Recovery Guide (Research compiled: June 2024) Technical Breakdown 1. File Extension & Renaming Patterns Exact File Extension: .BRIPT Renaming Convention: After encryption every file is renamed following the pattern: [original-file-name].[original-extension]id-[**CUSTOM-ID**].[[contact-email]].BRIPT Example: A file named “Quarterly.xlsx” becomes Quarterly.xlsx.id-A0B1C2D3.[[[email protected]]].BRIPT The ID (e.g., A0B1C2D3) is unique to the victim and is later…

🔦 BrightNight Ransomware – Full Technical Profile & Recovery Playbook Technical Breakdown: 1. File Extension & Renaming Patterns Confirmation of File Extension: The strain appends .brightnight in lower-case after the original extension of every encrypted file. Renaming Convention: <ORIGINAL_NAME>.<ORIGINAL_EXT>.brightnight There is no random prefix. Example: Project_Q3.xlsx → Project_Q3.xlsx.brightnight 2. Detection & Outbreak Timeline | Milestone…

Technical Breakdown: 1. File Extension & Renaming Patterns Confirmation of File Extension: Every encrypted file is appended with the literal string .brickr (note the lowercase “b” and trailing “r”). Renaming Convention: Original → Original.docx.brickr Picture.jpg → Picture.jpg.brickr No prefix, ransom note, or additional ID is injected into the file name—only the extra extension. 2. Detection…

Technical Breakdown: 1. File Extension & Renaming Patterns Confirmation of File Extension: .brick Renaming Convention: Files are appended with .brick; e.g., Annual_Financials.xlsx becomes Annual_Financials.xlsx.brick. The ransom note is dropped as Restore_My_Files.txt in every encrypted folder. 2. Detection & Outbreak Timeline Approximate Start Date/Period: First sightings on 30 September 2022; a sharp spike in infections occurred…