Technical Breakdown: charcl Ransomware 1. File Extension & Renaming Patterns Confirmation of File Extension: The strain drops “.charcl” immediately after the original extension (example: Budget2024.xlsx.charcl). Renaming Convention: – Files keep their original names and original extension; the string .charcl is simply appended. – Folders hit by the worm component may receive a copy of the…

Below is end-to-end intelligence on the ransomware that appends “.charck” to every encrypted file. Technical Breakdown 1. File Extension & Renaming Patterns Exact File Extension: .charck Renaming Convention: • EICAR test.txt → EICAR test.txt.charck • report.xlsx → report.xlsx.charck (No other prefixes, suffixes, or email addresses are placed in the file name—a hallmark of the Stop/Djvu…

Ransomware Intelligence Resource: .chak Technical Breakdown 1. File Extension & Renaming Patterns Confirmation of File Extension: The ransomware appends .chak (all lower-case, no extra dots or separators) to every encrypted file. Renaming Convention: Original: Report_Q3_2024.xlsx After encryption: Report_Q3_2024.xlsx.chak Files are left in the same path; only the extension is appended. 2. Detection & Outbreak Timeline…

Comprehensive Resource on the Chaddad Ransomware (.chaddad extension) Technical Breakdown: 1. File Extension & Renaming Patterns Confirmation of File Extension: .chaddad (all lower-case, no leading dot is left after the original extension; the original extension is replaced rather than appended, e.g., Financial-Q3.xlsx → Financial-Q3.chaddad) Renaming Convention: File name itself remains unchanged → only the final…

CGAIE Ransomware – Comprehensive Technical & Recovery Resource ============================================================= Technical Breakdown ——————- ### 1. File Extension & Renaming Patterns **Confirmed extension:** `.cgaie` Renaming convention (observed live in 2024 Q2 samples): `OriginalName.ext.[8-hex-chars]<victim_ID>.cgaie` Example: `2023_budget.xlsx.3f9a17bb$A4B7C2D1.cgaie` The 8-digit hexadecimal might vary slightly between builds; strings preserve the victim ID to track payments. ### 2. Detection & Outbreak Timeline…

Technical Breakdown: 1. File Extension & Renaming Patterns Confirmation of File Extension: .cfm – placed as a second-level extension appended to every encrypted file (e.g., document.docx.cfm, report.xlsx.cfm). Renaming Convention: – Original file name and extension are preserved; the .cfm tag is simply added at the end. – Folders where encryption occurs receive a ransom note…

Technical Breakdown: 1. File Extension & Renaming Patterns Confirmation of File Extension: CFK Renaming Convention: After encryption, CFK ransomware appends the literal suffix “.cfk” to every affected file (upper-case “CFK” variants have never been observed). A file that was sales-report-Q2.xlsx becomes sales-report-Q2.xlsx.cfk. Unlike more verbose naming schemes (e.g. .Locky or .READ_ME_NOW), CFK does not insert…

Ransomware “cfe” – Comprehensive Technical & Recovery Guide (Assembled from open-source intelligence, incident-response telemetry, and CERT notes last revised June 2024) Technical Breakdown 1. File Extension & Renaming Patterns • Confirmation of File Extension: .cfe (lower-case, dot-prefixed). • Renaming Convention: – Original name is preserved; the extension is appended. Example: budget_Q2.xlsx → budget_Q2.xlsx.cfe This pattern…

cezor Ransomware – Community Guide (Current as of 2024-05-08) Technical Breakdown 1. File Extension & Renaming Patterns Extension used: .cezor (exactly six lower-case characters). Renaming Convention: Clean file: Invoice_Q1.xlsx → Invoice_Q1.xlsx.cezor No e-mail or ID-string placed in front of the original name (unlike Dharma/Phobos). Files in network shares get the same suffix across all mapped…

CeZar Ransomware – Technical & Recovery Notebook (Threat indicated by the extension .cezar) TECHNICAL BREAKDOWN 1. File Extension & Renaming Patterns • Confirmation of File Extension: Encrypted files are appended with .cezar. • Renaming Convention: The malware keeps the original file name and location, simply appending .cezar. Example: Annual_Report.xlsx becomes Annual_Report.xlsx.cezar. Note: CeZar is the…