Technical Breakdown: 1. File Extension & Renaming Patterns Confirmation of File Extension: b2dr Renaming Convention: FILES ARE APPENDED (“doubled”) with a final extension of .b2dr while the original name is preserved. Example on-disk evolution: Paystub_Q1.pdf → Paystub_Q1.pdf.b2dr Report_2024.xlsx→ Report_2024.xlsx.b2dr Left-side icon stays the original file type; contents are AES-encrypted, unreadable. 2. Detection & Outbreak Timeline…

Ransomware Resource: B29 Comprehensive defensive reference for victims and defenders. Technical Breakdown 1. File Extension & Renaming Patterns Extension seen in-the-wild: .b29 appended without removing the original extension | Before encryption | After encryption | |—|—| | AnnualReport.xlsx | AnnualReport.xlsx.b29 | Generated drop note basename: README_TO_DECRYPT.b29.txt (containing both .txt and .b29 strings, confirming the family)…

Technical Breakdown 1. File Extension & Renaming Patterns Confirmation of File Extension: The ransomware appends .b10cked (with a leading zero) to every encrypted file. Renaming Convention: <original_filename>.<original_extension>.b10cked Example: QuarterlyReport.xlsx becomes QuarterlyReport.xlsx.b10cked. There is no prefix or row-ID added to the filename itself; only the double extension gives away the attack. 2. Detection & Outbreak Timeline…

Comprehensive Threat Dossier – Ransomware Variant “.b0ff” Current as of 2024-06-XX Technical Breakdown | Topic | Details | |—|—| | File Extension & Renaming Patterns | • Extension appended: .b0ff (exactly – lower-case, zero, lower-case “f”, lower-case “f”).• Renaming convention: [original_file_name].[8_hex_random_token].b0ffExample: Annual_Budget.xlsx → Annual_Budget.a3b47ab0.b0ff | | Detection & Outbreak Timeline | • First samples submitted:…

Technical Breakdown: 1. File Extension & Renaming Patterns Confirmation of File Extension: b00m Every file that is successfully encrypted by this ransomware is appended with the literal suffix .b00m, e.g., Report_2024.docx → Report_2024.docx.b00m. Renaming Convention: • The malware precedes the extension with an optional but common transformation of the original filename—most samples observed substitute at…

B-PANTHER Ransomware Deep-Dive (Threat Alias: file extension “.b-panther”; sometimes appended after a 6–8 character random sub-string). Technical Breakdown 1. File Extension & Renaming Patterns Exact appended extension: .b-panther Typical renaming convention: [original_filename].[counter].[victim-specific SHA-256 short-form or random 4-8 hex alpha-string].b-panther Example: QuarterlyReport.docx → QuarterlyReport.docx.72ab1f2e.b-panther 2. Detection & Outbreak Timeline First confirmed sample: 7 February 2024 (uploaded…

Technical Breakdown: Azzasec Ransomware (.azzasec) 1. File Extension & Renaming Patterns Confirmed Extension: .azzasec Renaming Convention: Original file names are appended with .azzasec in lower-case without a hyphen or additional ID string (e.g., Presentation.pptx.azzasec). When executed in high-privilege mode it has been observed to rename folders as well, but this is non-persistent (folder names themselves…

AzQt Ransomware – Technical Deep-Dive & Community Recovery Handbook Compiled by the Author – cybersecurity incident response & threat-intelligence team, last updated 2024-05-16 Technical Breakdown 1. File Extension & Renaming Patterns File-extension confirmation: every encrypted file receives the secondary extension .azqt (lowercase). Renaming convention: Original name → <original 8-char basename>.<original 3-char extension>.<id[32]>.azqt Example: Report_Q1.xlsx becomes…

Technical Breakdown: 1. File Extension & Renaming Patterns Confirmation of File Extension: azov (lower-case). Renaming Convention: Original filename → filename.ext.azov (appended in order; no other prefixing). On networks, victims report every folder holding a ransom note called RESTORE_FILES.txt|.hta|.bmp that keeps the base name untouched only on the malware’s own executables. 2. Detection & Outbreak Timeline…

Community Resource: Ransomware Profile – “Azor” (.azor) Technical Breakdown 1. File Extension & Renaming Patterns Confirmation of File Extension: Files are appended with the extension “.azor”. Example: AnnualReport.docx → AnnualReport.docx.azor Renaming Convention: Files retain their original name in full (no new prefix/ID like “_LOCKED”). The ransomware targets most data-bearing file extensions but skips critical OS…