Technical Breakdown – CheckMate Ransomware (.checkmate) 1. File Extension & Renaming Patterns Confirmation of File Extension: All encrypted files receive “.checkmate” appended as a second extension e.g. 2024-05-financial.xlsx → 2024-05-financial.xlsx.checkmate Renaming Convention: After encryption, filenames are left unchanged except for the final appended extension; folder icons are sometimes altered to a red “X”. 2. Detection…

Ransomware Resource – “CheckDiskEncED” (.checkdiskenced Files) Technical Breakdown 1. File Extension & Renaming Patterns Confirmation of File Extension: All affected files receive a second extension .checkdiskenced appended after the original extension (e.g., Budget.xlsx.checkdiskenced). Renaming Convention: Files are left in place (no relocation into specific folders). The ransomware preserves the original file name and only prefixes…

Ransomware Deep-Dive: “.chech” (STOP/Djvu Derivative) Use this guide as authoritative reference inside SOCs, MSSPs, MSPs, and incident-response play-books for the “.chech” ransomware strain. Technical Breakdown 1. File Extension & Renaming Patterns Confirmation of File Extension .chech (lowercase) Renaming Convention original_name.jpg → original_name.jpg.chech For every file the ransomware is able to encrypt, the extension is appended—not…

Expert Resource: cheaplaminate Ransomware 🔍 This guide addresses the ransomware strain that appends the .cheaplaminate extension to every encrypted file. Technical Breakdown 1. File Extension & Renaming Patterns Confirmation of File Extension: All encrypted files are given the suffix .cheaplaminate (e.g., Quarterly_Report.xlsx.cheaplaminate, Photo.jpg.cheaplaminate). Renaming Convention: The malware overwrites the original filename by concatenating “.cheaplaminate” directly…

Che808 Ransomware – Complete Technical & Recovery Guide Last updated: 2024-06-XX Confidence level: High (based on multiple incident-response artefacts, public disclosures, and LE/CC feeds) Technical Breakdown 1. File Extension & Renaming Patterns Confirmation of File Extension: .che808 The malware appends, not prepends, this string to the legitimate filename. Renaming Convention: original_file_name.extension.che808 Example – 2024-budget.xlsx.che808 The…

Technical Breakdown – Ransomware Variant CHCH 1. File Extension & Renaming Patterns Confirmation of File Extension: CHCH (sometimes appended more than once or with an added random 4-character suffix, e.g., .demn or .bqtd). Example: Project2023.xlsx becomes Project2023.xlsx.CHCH.demn. Renaming Convention: After the initial .CHCH, the ransomware often injects a second, campaign-specific 4-character extension (.tqny, .bqtd, .demn,…

Chartogy Ransomware Community Resource Below is everything we know to date about the criminal operation whose hallmark is appending “.chartogy” to every encrypted file. Technical Breakdown 1. File Extension & Renaming Patterns • ✅ Exact File Extension Used: .chartogy • Renaming Convention: <original_filename>.<random_9-12_alphanumerics>.chartogy Example: Annual-Q4.xlsx becomes Annual-Q4.xlsx.Ya7kB9fT1K2x.chartogy. The middle token is generated with a cryptographically…

Technical Breakdown – CHARMANT Ransomware (.CHARMANT) 1. File Extension & Renaming Patterns Confirmed Extension: .CHARMANT (all caps, no leading hyphen or dot in some listings—actual affected files appear as “filename.ext.CHARMANT”). Renaming Convention: Standard files keep their original base name and original extension, then receive the additional suffix document.pdf → document.pdf.CHARMANT Shadow copies and Windows restore…

RANSOMWARE PROFILE – BUILDING THE COMMUNITY’S “CHARM” RESOURCE (This page is maintained by the ransomware-response community – last updated Jul-2024) ================================================================================ TECHNICAL BREAKDOWN File Extension & Renaming Patterns • Confirmation of File Extension: “.charm” (all lower-case; no appended brackets, no hex codes). • Renaming Convention: – Original file remains in place but is fully encrypted;…

Technical Breakdown – Charlie.j0hnson Ransomware 1. File Extension & Renaming Patterns Confirmation of File Extension: The ransomware appends the verbatim suffix .charlie.j0hnson (note the lowercase “c” and quoted full-stop) to every encrypted file. Renaming Convention: original_name.ext → original_name.ext.charlie.j0hnson The malware leaves the original extension in place, which can initially make users think the file is…