Technical Breakdown 1. File Extension & Renaming Patterns Confirmation of File Extension: .bbqb Renaming Convention: Files are systematically renamed using the pattern <original-file-name>.<original-extension>.id-<victim-ID>.[TAs_Email1].bbqb Example: Accounts.xlsx.id-7B9E2A1B.[[email protected]].bbqb Victim IDs are 8-byte hex values. Multiple e-mail addresses may appear in the square brackets when the actor rotates contact addresses in later waves. 2. Detection & Outbreak Timeline First…

Technical Breakdown: 1. File Extension & Renaming Patterns Confirmation of File Extension: bbq46 (the encrypted file suffix is literally “.bbq46”). Renaming Convention: ‑ Original file beta-accounts.xlsx becomes beta-accounts.xlsx.bbq46 ‑ In some samples the ransomware also prepends a string in the form [[email-address]].bbq46, e.g. [[[email protected]]]beta-accounts.xlsx.bbq46 ‑ No internal filename scrambling; directory structure remains intact. 2. Detection…

Technical Breakdown: 1. File Extension & Renaming Patterns Confirmation of File Extension: bbq (appears exactly as “.bbq” with no additional random characters or prefixes). Renaming Convention: Files are renamed to the pattern <original_filename>.<original_extension>.bbq (Example: “AnnualReport.xlsx” becomes “AnnualReport.xlsx.bbq”). Only the last (outer-most) extension changes; the authentic one is preserved just before the appended .bbq, which means…

bboo Ransomware – Technical & Recovery Handbook Ransomware ID: STOP/DJVU variant with .bboo extension Technical Breakdown 1. File Extension & Renaming Patterns Confirmation of File Extension: All encrypted files receive the second-level extension “.bboo” (for example, invoice.xlsx.bboo or 1.jpg.bboo). Renaming Convention: Files keep their original name and first extension, then the malware appends “.bboo” without…

# BBNM Ransomware Deep-Dive Report Technical Breakdown: 1. File Extension & Renaming Patterns Confirmation of File Extension: bbnm Renaming Convention: Clean file → picture.jpg Encrypted file → picture.jpg.bbnm The ransomware does NOT change the base filename; it simply appends the .bbnm suffix. Inside every directory you will also see the ransom note named: README.txt. 2.…

Technical Breakdown 1. File Extension & Renaming Patterns Confirmation of File Extension: .bbii (appended after the original file extension and a 10-character hexadecimal ID). Renaming Convention: Original → document.doc → document.doc.9A3F4B2C11.bbii The 10-character prefix (9A3F4B2C11 in the example above) is unique to every victim or session and serves as the attacker’s identifier of the encrypted…

Threat Brief: bbd2.victims_id Ransomware Technical Breakdown 1. File Extension & Renaming Patterns Confirmation of File Extension – bbd2/varies Every encrypted file receives a second (or additional) extension .bbd2 directly appended to the original file name. Immediately after the extension the ransomware inserts a series of 6–10 lowercase hexadecimal characters that uniquely identifies the victim machine…

Technical Breakdown: 1. File Extension & Renaming Patterns Confirmation of File Extension: The ransomware identified by the pattern .bbd2 appends this specific suffix directly to every encrypted file, resulting in filenames such as document.docx.bbd2, Quarterly_Report.xlsx.bbd2, or backup.sql.bbd2. Renaming Convention: Files retain their original base name in full, then receive the .bbd2 extension, followed by the…

Ransomware Resource: BBC Technical Breakdown: 1. File Extension & Renaming Patterns Confirmation of File Extension: Files encrypted by BBC ransomware receive “.bbc” appended to the original file name. Renaming Convention: <OriginalFileName>.<OriginalExtention>.bbc (For example, Quarterly_Report.xlsx becomes Quarterly_Report.xlsx.bbc). Every encrypted file of any type—documents, pictures, databases, archives, VMs—follows this exact pattern. Some newer sub-variants have been observed…

Community Defence Guide – Ransomware “BBBW” Technical Breakdown 1. File Extension & Renaming Patterns Confirmation of file extension: .bbbw (triple-b, double-w) Renaming convention: • Original filenames are kept intact but followed by the new extension: report_Q3.xlsx.bbbw • Directory locations remain the same; files are not moved to new folders. 2. Detection & Outbreak Timeline First…