File Threat Analyzer
Heuristic safety check on a file — extension vs magic mismatch, double extensions, embedded scripts, size anomalies.
How to Use
- Drop a file.
- Heuristic flags appear — this is a quick check, not antivirus.
- Upload the SHA-256 to VirusTotal if needed.
File
⚠️
Drop file to analyze
All local — no upload
Report
Waiting
Checks performed
Extension match
Magic vs .ext
Double extension
foo.pdf.exe
Embedded script
PDF /JS tag, macros
Shebang on non-script
#! in .png etc.
Very large text
Obfuscation hint
Executable
PE/ELF/Mach-O headers
Frequently Asked Questions
Is this AV?
No. It flags patterns commonly associated with malicious intent.
False positives?
Likely for edge cases — treat as hints, not verdicts.
Common Use Cases
Quick triage
Before opening unknown downloads.
Evidence
Document suspicious indicators.
Last updated: