Below is a community-centric dossier on the Aurora ransomware that has been operationally observed with the extension “.AURORA”. ==================================================================== TECHNICAL BREAKDOWN File Extension & Renaming Patterns • Confirmation of File Extension: All successfully encrypted files are appended with “.AURORA” as the final extension. • Renaming Convention: The malware typically pre-pends a random 6-digit identifier (e.g.,…

Ransomware AULMHWPBZ – Professional Field Report (Variant tied to the new Alphv-NG strain, but re-using the TALNYX builder – spelling harmonised to lowercase “aulmhwpbpz”) Technical Breakdown 1. File Extension & Renaming Patterns Confirmation of File Extension: Every encrypted file receives the secondary extension “.aulmhwpbpz” appended directly after the original filename (e.g., Report_Q4.xlsx.aulmhwpbpz). Renaming Convention: No…

Auf Ransomware Deep-Dive Report (Updated: 2024-06-10) Technical Breakdown 1. File Extension & Renaming Patterns Confirmed extension appended: .auf (lowercase) Renaming convention: The malware preserves the original file name and existing extension, then appends .auf Example: QuarterlyReport.xlsx → QuarterlyReport.xlsx.auf It also drops the ransom note directly in every affected directory, usually named READ-FOR-DECRYPT!.txt (sometimes how_to_back_files.html). 2.…

{{ $json.extension }} (a.k.a. “audit”) Ransomware – Technical & Recovery Field Guide Last updated: 2024-03-21 Prepared by: Ransomware Intel Team Technical Breakdown 1. File Extension & Renaming Patterns Confirmation of File Extension: .audit Renaming Convention: Original filename → <original_name>.<original_ext>.<victim_ID_hex>.audit Example: Report_2024_Q1.xlsx → Report_2024_Q1.xlsx.9F4A1C8D.audit Victim ID is an 8-byte hexadecimal string taken from the machine’s MAC…

Technical Breakdown – au1crypt (a.k.a. Adhubllka) 1. File Extension & Renaming Patterns File Extension: Every encrypted file is appended with .au1crypt Renaming Convention: <original_name>.<original_ext>.id-<VictimID>.[Email_Address].au1crypt Examples: report.pdf → report.pdf.id-A102F7E7.[[[email protected]]].au1crypt DSC0456.jpg → DSC0456.jpg.id-A102F7E7.[[[email protected]]].au1crypt 2. Detection & Outbreak Timeline First Public Sighting: 21 January 2020 – submitted to VirusTotal from Eastern Europe. Major Campaigns: February 2020 – Malspam…

Technical Breakdown: 1. File Extension & Renaming Patterns Confirmation of File Extension: Files are appended with “.attackuk” (lower-case, no preceding underscore or space). Renaming Convention: original_name.ext ➜ original_name.ext.attackuk — the malware keeps the original file name and prior extension intact and simply adds “.attackuk” as a secondary extension. Directory trees reflect this dual-extension pattern end-to-end.…

Technical Breakdown – “attacksystem” Ransomware (.attacksystem file extension) 1. File Extension & Renaming Patterns Confirmation of File Extension: Encrypted files are appended with the .attacksystem extension. Renaming Convention: Original → <baseName>.<originalExt>.<randomHex-ID>.attacksystem Example: QuarterlyReport.xlsx becomes QuarterlyReport.xlsx.AB47F2E9.attacksystem 2. Detection & Outbreak Timeline Approximate Start Date / Period: First confirmed samples surfaced in late-March 2024, followed by an…

Comprehensive Ransomware Brief Target Variant: attacknew* (file-extension family) Technical Breakdown 1. File Extension & Renaming Patterns Confirmation of File Extension: AttackNew appends the exact string .attacknew* (the asterisk is literal) to the basename of every encrypted file. Example: QuarterlyResults.xlsx → QuarterlyResults.xlsx.attacknew* Renaming Convention: After encryption the ransomware rewrites the original filename in-place—no prefix, no additional…

Comprehensive Guide to the ATTACKFILES Ransomware (.attackfiles Extension) Technical Breakdown 1. File Extension & Renaming Patterns Confirmation of File Extension: .attackfiles — every encrypted file is appended with this static, non-modifiable extension after the original file extension (e.g., document.docx.attackfiles → document.docx.attackfiles). Renaming Convention: No filename base scrambling or email addresses are injected; the original filename…

Technical Breakdown: 1. File Extension & Renaming Patterns Confirmation of File Extension: attack7 Renaming Convention: The ransomware does not keep original file names. Instead it: Deletes the existing file name Appends a 6-byte pseudo-random hex string followed by the extension .attack7 Drops a generic helper file named RESTORE_FILES.attack7.txt in every directory that contains encrypted data…