BBBR Ransomware – Community-Friendly Defense & Recovery Guide Technical Breakdown 1. File Extension & Renaming Patterns Confirmation of File Extension: .bbbr – added after the original file extension (e.g., Balance-Sheet.xlsx.bbbr). Renaming Convention: The malware keeps the original filename + extension unchanged and concatenates “.bbbr” as a final suffix. Directory contents therefore still reveal what each…

Technical Breakdown: 1. File Extension & Renaming Patterns Confirmation of File Extension: bbbe – appended as a 4-letter suffix to every encrypted file (e.g., Q3_Report.xlsx.bbbe). Renaming Convention: Original file remains intact physically but its contents are AES-encrypted; a new encrypted copy is saved as <original-name>.<extension>.bbbe. If multiple encrypted extensions were already present, bbbe is appended…

bbawasted Ransomware – Technical & Recovery Advisory (Last reviewed: 2024-06-XX) Technical Breakdown 1. File Extension & Renaming Patterns Confirmation of File Extension: .bbawasted Renaming Convention: Every encrypted file is appended (not replaced) with “.bbawasted”. Example: Anual_Report_2024.xlsx → Anual_Report_2024.xlsx.bbawasted Folder names and drives themselves are not changed—only the files inside. 2. Detection & Outbreak Timeline First…

Ransomware Briefing – File-extension bb4-230-* Technical Breakdown 1. File Extension & Renaming Patterns Exact Extension – .bb4-230-[A-Za-z0-9]{8} Each encrypted file is appended with “.bb4-230-” followed by a unique 8-character hexadecimal or base-36 victim-ID. Example: Contract.xlsx becomes Contract.xlsx.bb4-230-d4f5c91b. Renaming Convention – Atomic rename inside the same directory (no directory move). Any nested symbolic links or Junctions…

Technical Breakdown: .bb4-230* Ransomware (new variant of Royal/Black Basta family) 1. File Extension & Renaming Patterns Confirmation of File Extension: {{ $json.extension }} → .bb4-230[random_hex_digit]. Example: budget.xlsx.bb4-2308, client.pst.bb4-230b. Renaming Convention: Infected files are NOT simply appended—the original filename, extension, and any parent folder names are hashed into a 160-bit BLAKE2s checksum. That checksum plus the…

––––– Technical Breakdown: 1. File Extension & Renaming Patterns Confirmation of File Extension: The ransomware appends the literal string .bb (lower-case “bb” with a leading period) to every encrypted file. Renaming Convention: Original name → originalFileName.docx.bb An additional file listing all encrypted paths is dropped in every folder as __$$$$RECOVER__FILES$$$.bb.txt. 2. Detection & Outbreak Timeline…

Technical Breakdown: 1. File Extension & Renaming Patterns Confirmation of File Extension: BAZEK Renaming Convention: After encryption every affected file gets a second, fully-capitalized extension {{ .BAZEK }} appended to its original name (e.g., Ledger_2024.xlsx becomes Ledger_2024.xlsx.BAZEK). No base-name ciphertext or email-like ID is added, which distinguishes it from “double-extortion” strains such as Dharma or…

Technical Breakdown 1. File Extension & Renaming Patterns Confirmed File Extension: .bawsuooxe (always lowercase) Renaming Convention: – The malware preserves the original filename and appends the extension → Document.doc.bawsuooxe – Does not prepend a ransom email address, MAC address, or campaign ID, keeping the victim’s folder structure readable until ransom notes are dropped. 2. Detection…

Technical Breakdown: 1. File Extension & Renaming Patterns Confirmation of File Extension: .bat Renaming Convention: Unlike most crypto-ransomware, BAT Ransomware does NOT re-name the files themselves—it only appends .bat as a second extension (e.g., AnnualReport.xlsx → AnnualReport.xlsx.bat). Internally the files are not encrypted but simply overwritten with empty (0-byte) placeholders. Any file that retains its…

Ransomware Public Resource Variant Focus: “BASTA” (.basta extension) Technical Breakdown 1. File Extension & Renaming Patterns • Confirmation of File Extension Every encrypted file receives the literal suffix “.basta” appended after the original extension, yielding names such as:   AnnualReport.xlsx.basta or salesdatabase.sql.basta  No additional markers, random IDs, or email addresses are appended. • Renaming Convention The ransomware does…