Comprehensive Guide to the cccusawasted Ransomware Variant Last updated: June 2024 Technical Breakdown 1. File Extension & Renaming Patterns Confirmation of File Extension: cccusawasted appended to each encrypted file. Example: Quarterly-Budget.xlsx → Quarterly-Budget.xlsx.cccusawasted Renaming Convention: – The original file and directory names remain intact; only the lengthy .cccusawasted suffix is appended. – No Base-64 encoding,…

cccrrrppp (a.k.a C3R3P3, CryptoRansom.CCCRRRPPP) Comprehensive Technical & Recovery Alert v1.3 Technical Breakdown 1. File Extension & Renaming Patterns Confirmed Extension: .cccrrrppp (lower-case by default; on some Linux targets mixed-case .CCCrrrPPP variants have been observed). Renaming Convention: – Victim’s original file name + 36-byte hexadecimal ID (generated from SHA-256 of the MAC address and volume serial…

Technical Breakdown: 1. File Extension & Renaming Patterns Confirmation of File Extension: .cccmn (lower-case) is appended to every encrypted file after the original extension (e.g., Report_2024.xlsx → Report_2024.xlsx.cccmn) and before the ransom note filename is written. Renaming Convention: <original_filename>.<original_ext>.cccmn Nothing else is added, meaning文件名长度和语言保持不变；symptoms appear only at the very end of the filename. 2. Detection…

Technical Breakdown of “CCC” Ransomware 1. File Extension & Renaming Patterns Confirmation of File Extension: The current wave carries the suffix “.ccc” appended to every encrypted item. Renaming Convention: Original file Document.docx is renamed to Document.docx.ccc No additional e-mail address or victim-ID is inserted into the filename, making this one-member of the “clean-extension” (no extra…

cc4h Ransomware: Technical Breakdown & Practical Recovery Guide Technical Breakdown: 1. File Extension & Renaming Patterns Confirmation of File Extension: {{ $json.extension }} = .cc4h All encrypted files receive this extension appended after the original extension. Example: Invoice_2024.xlsx becomes Invoice_2024.xlsx.cc4h. Renaming Convention: Keeps original filename + original extension intact. Appends .cc4h in lower-case. Does not…

Ransomware Advisory – cc-mrbeastransom (extension .MRCB) Technical Breakdown 1. File Extension & Renaming Patterns Confirmation of file extension: All affected files receive the double-suffix .MRCB Example: Annual_Budget.xlsx.MRCB Renaming convention: Original name is kept in full (no base-64, ID, or email tags). Only the extension is appended; no in-between strings or timestamps were observed. In alternate…

Comprehensive Field Guide – cbu1 Ransomware TECHNICAL BREAKDOWN 1. File Extension & Renaming Patterns Confirmation of File Extension: The malware always appends the lowercase extension .cbu1 to every encrypted file. Example: proposal.docx ⇒ proposal.docx.cbu1 Renaming Convention: Files retain the original stem and preceding extension so that victims can still see which type of data has…

Community Resource: Deep-dive on the Ransomware Identified by Extension “.cbsoz” Technical Breakdown 1. File Extension & Renaming Patterns Confirmation of File Extension “.cbsoz” (all lowercase, prefixed with a dot). Renaming Convention After encryption, files are renamed as: original_name.original_ext.cbsoz Example: report_2024.xlsx → report_2024.xlsx.cbsoz Directory trees retain their hierarchy; only the blob name is mutated. 2. Detection…

Technical Breakdown: 1. File Extension & Renaming Patterns Confirmation of File Extension: .cbs0z Renaming Convention: After encryption, files are given the literal string cbs0z as a second extension, appended after the original file-extension. Example: Project-Q4.xlsx.cbs0z → Financials.pdf.cbs0z → NTUSER.DAT.cbs0z. No random UID or e-mail prefix is appended; only the 5-letter lowercase suffix is added. 2.…

CYBERSECURITY ADVISORY: CBHWKBGQD Ransomware Last updated: 28 Jun 2025, 12:00 UTC 1. Technical Breakdown 1.1 File Extension & Renaming Patterns Exact extension appended: .cbhwkbgqd Renaming convention observed: OriginalFileName.[Sequential-ID].[Email-Address].cbhwkbgqd Example: Budget_Q1.xlsx.2ED9F8A1.[[email protected]].cbhwkbgqd A separate text file in every folder, [Email-Address]-readme.txt, lists the same ID and payment instructions. 1.2 Detection & Outbreak Timeline First wild sightings: Mid-May 2025…