Technical Breakdown: 1. File Extension & Renaming Patterns Confirmation of File Extension: abcdef Renaming Convention: Files are renamed in the following pattern: [original_filename].[original_extension].abcdef Example: Quarterly_Financial_Report.xlsx.abcdef 2. Detection & Outbreak Timeline Approximate Start Date/Period: The earliest reliable public reports appeared in late April 2024. A significant spike in submissions to public sandboxes and incident-response platforms was…

Technical Breakdown: 1. File Extension & Renaming Patterns Exact Extension: .abcd Renaming Convention: After encryption, files are left with a second extension in lower-case .abcd. – Original file: Invoice_2024-03.xlsx – After attack: Invoice_2024-03.xlsx.abcd In most observed samples it does not alter the base name or prepend with IDs/IDs-MACs, making it look “clean” compared with other…

Ransomware Pattern “.abc” Comprehensive Technical & Recovery Guide (Last updated 2024-06-07) ──────────────────────────────────────── Technical Breakdown ──────────────────────────────────────── File Extension & Renaming Patterns • Exact extension confirmed: .abc • Renaming convention: – Victim name or UUID followed by 6 – 8 random alphanumerics → [victimUUID]-[random].abc – Example: Annual_Report_2023.xlsx becomes ID-9eB5f7A2.abc – In network shares the same file receives the new…

Technical Breakdown: 1. File Extension & Renaming Patterns Confirmation of File Extension: The ransomware known as “Abbt” appends “.abbt” (lower case) to every encrypted file. Renaming Convention: It adds the suffix after the final dot of the original filename (e.g., Presentation.pptx becomes Presentation.pptx.abbt). If a file already carries multiple dots (e.g., log.2024-04-11.tar.gz) the .abbt is…

Technical Breakdown: 1. File Extension & Renaming Patterns Confirmation of File Extension: The ransomware uses the literal suffix .abat*info*.* (including the asterisks) to annotate, not fully replace, filenames. Renaming Convention: Original: Customer_Doc_2024.docx → Renamed: Customer_Doc_2024.docx.abat*info*.* Notes: • The final segment “abate-info” (frequently mis-typed with wildcard-like asterisks) is appended after the existing extension rather than stripping…

Technical Breakdown: 1. File Extension & Renaming Patterns Confirmation of File Extension: Files encrypted by this strain are appended with .abat (in lowercase). Renaming Convention: The malware keeps the original file name and simply adds .abat as a second extension. Example: 2024_Project_budget.xlsx → 2024_Project_budget.xlsx.abat 2. Detection & Outbreak Timeline Approximate Start Date/Period: The abat family…

Ransomware Threat Dossier: Abarcy (.abarcy) Technical Breakdown: 1. File Extension & Renaming Patterns Confirmation of File Extension: “.abarcy” is appended after the original file extension, not replacing it. Renaming Convention: Original → Report.xlsx → Report.xlsx.abarcy Files in sub-directories are treated the same way; name-length, spaces, or Unicode characters are preserved. 2. Detection & Outbreak Timeline…

Below is an up-to-the-minute dossier on the ransomware that identifies itself by appending .ab89 to each encrypted file. Use it—share it—so that fewer people face permanent data loss. Technical Breakdown | Topic | Detail | |—|—| | Confirmation of File Extension | .ab89 (example: invoice.xlsx → invoice.xlsx.ab89). | | Renaming Convention | Simply “original-name.extension.ab89”. No…

Technical Breakdown: 1. File Extension & Renaming Patterns Confirmation of File Extension: .aayu Renaming Convention: Files are renamed in the pattern <original_name>.<original_extension>.aayu. Example: Document.docx → Document.docx.aayu 2. Detection & Outbreak Timeline Approximate Start Date/Period: First observed in-the-wild the week of 05 Mar 2023 and has since propagated through continuous, geographically-focussed waves (especially India, Southeast Asia,…

“AAWT” Ransomware – Complete Technical & Recovery Guide Last updated: 2024-06-12 Technical Breakdown 1. File Extension & Renaming Patterns Confirmation of File Extension: The malware appends the exact lower-case four-letter suffix “.aawt” (without a preceding dot when it changes names; the final file thus becomes filename.ext.aawt). Renaming Convention: Keeps the original file name and extension.…