Real File Type detection
Don’t trust file extensions and MIME types, use real file type detection powered by Sophos.
Only available for bucketAV powered by Sophos. Not available when using bucketAV powered by ClamAV.
List of all real files types (#)
Empty file (the file has a filesize of zero)
Unclassified sub-stream
Adobe Portable Document Format (PDF)
Graphic interchange format
A small file (too small to be malicious)
JPEG Interchange Format
PNG (Portable Network Graphics) image format
Password Safe repository
SafeGuard encrypted file (self-extracting)
Windows executable
Windows Prefetch file
Windows Thumbnail Cache (.DB)
Windows Cursor
Windows NT Registry File (REGF)
Microsoft SKLM Resource File (.DAT)
Microsoft Content Index Format
Sophtainer File Format
Windows Event Log (EVTX)
Generic Printer Description (.GPD)
Software Quality Management File (SQM)
Icon for 32-bit Windows
Windows Auxiliary File (.AUX)
WinSxS FileMaps (.CDF-MS)
Windows WBEM MAP File (.MAP)
National Language Support File (.NLS)
Precompiled INF File (.PNF)
WILO file
Windows regedit file (.reg)
UTF-16/UCS-2 16-bit Unicode Transformation Format
Device-independent bitmap (DIB) file
Sophos Central Device Encryption File (HTML5)
Hypertext Markup Language
Extensible Markup Language (XML)
Open Electronic Package
Text Encoding Initiative (TEI)
DAISY ebook ANSI/NISO Z39.86
FictionBook (Fb2)
Microsoft Office XML Containing Embedded Objects
Windows Script File
Encoded Visual Basic Script
Microsoft Office XML Containing Macros
Extensible Markup Language (XML)
HAR file
JavaServer Page
Advanced Systems Format (ASF)
Windows Animated Cursor
Waveform Audio Format (WAV)
Microsoft Audio Video Interleave (AVI) file
Corel DRAW graphics file
Resource Interchange File Format (RIFF)
MPEG Video stream
Internet Relay Chat (IRC) script
Configuration Data File (generic)
Internet Shortcut (.URL)
Data Log File (generic)
Windows HOSTS file
Cascading Style Sheet
Macromedia Shockwave Flash (SWF) file
Adobe Portable Document Format (PDF)
Macromedia Flash Video (FLV)
Microsoft Word Containing Macros
Microsoft PowerPoint 2007 Onwards Containing Macros
Microsoft Excel Containing Macros
Microsoft Word 2007 Onwards Containing Macros
Microsoft Office Mhtml Document Containing Macros
Microsoft Excel Containing Macros
Microsoft PowerPoint Containing Macros
Microsoft Excel 2007 Onwards Containing Macros
Android application package (APK) file
Android Dalvik Executable (DEX) file
JAR archive file
Microsoft Office 2007 Encrypted Package (password protected)
JAR Manifest file
Encrypted ZED archive file
RealVideo / RealAudio
MicroStation V8 DGN File
SolidWorks design file (2D and 3D models)
Autodesk Inventor
Microsoft Word 95 to 2003 (password protected)
Microsoft PowerPoint 95 to 2003 (password protected)
Microsoft Excel 95 to 2003 (password protected)
Microsoft Word 95 to 2003
Microsoft Publisher 95 to 2003
Ichitaro Document
Microsoft Excel 95 to 2003
Microsoft PowerPoint 95 to 2003
Microsoft Windows Installer Package
Microsoft Windows App Package
Microsoft Outlook 97 to 2003
Microsoft Office Visio
Microsoft Office Project
Microsoft OLE2 file format
Microsoft OneNote Revision Store File Format
MPEG-2 System stream
Executable and Linkable Format (ELF)
Lossless JPEG (JPEG-LS)
JPEG image file with Exif metadata
MPEG-1 System stream
Office Suite - Open Office StarView metafile (SVM)
Microsoft Excel 2007 onwards
Microsoft XML Paper Specification (XPS)
Microsoft Word 2007 onwards
Microsoft PowerPoint 2007 onwards
Microsoft PowerPoint 2007 onwards
Office Suite - Open Office Writer (password protected)
Office Suite - Open Office Impress (password protected)
Office Suite - Open Office Base (password protected)
Office Suite - Open Office Math (password protected)
Office Suite - Open Office Draw (password protected)
Office Suite - Open Office Calc (password protected)
Office Suite - Open Office Base
Office Suite - Open Office Math
Office Suite - Open Office Impress
Office Suite - Open Office Writer
Office Suite - Open Office Draw
Office Suite - Open Office Calc
iWork Suite
Microsoft CAB archive
InstallShield CAB archive
RAR compressed archive (password protected)
Open Packaging Convention file format (OPC) encrypted
RAR compressed archive
EPUB eBook
Open Packaging Convention file format (OPC)
Open Document Format for Office Applications encrypted
Open Document Format for Office Applications
PK ZIP archive encrypted
PK ZIP archive
Java class file
GZIP compressed file
XZ compressed file
Zstd compressed file
Symbian SIS file
Apple QuickTime (.MOV/QT)
QuickTime video
Encoded certificate
SafeGuard PrivateDisk Container
Certificate
Android Resource File
Still Picture Interchange File Format (SPIFF)
SafeGuard encrypted file (HTML5)
Musical Instrument Digital Interface file
Apple Mac executable
SafeGuard encrypted file
Microsoft Compiled HTML Help
Exchangeable image file format
MPEG Audio Stream
UU-encoded
Sony / Mobile QuickTime (.MQV)
ZOO Archive
Apple iTunes AAC-LC Audio
Basic audio/sound file format
Tagged Image File Format
Rich Text Format (RTF)
TAR archive
BinHex compressed archive (.HQX)
MS-DOS executable
3GP Video for mobile phones
ACE archive encrypted
Extensible Storage Engine (ESE) File
Application Compatibility Database
ACE archive
Interchange File Format (IFF)
Microsoft MSFT Storage
Program Information File (PIF)
Microsoft Jet database V4
Microsoft Access 2007
Windows Event Viewer Log
Windows Help File
MacBinary archive format
AppleDouble encoded
AppleSingle encoded
.JOB File Format
StuffIt compressed archive
Apple iTunes Video (.M4V) Video
Monkey's Audio format
HA compressed archive
LZH compressed archive
Windows Shortcut file (.LNK)
AC-3 Digital Audio aka ATSC A/52
Microsoft Jet database V3
Windows Enhanced Metafile
PCX lossless image format
PostScript
Microsoft web archive - Multipurpose Internet Mail Extension HTML (MHTML) format
Aldus Placeable Metafile
OGG multimedia container format
Free Lossless Audio Codec (FLAC)
Microsoft SQL Server Database File
Microsoft TAPE Format
DCX image file format
Pagedump
AppleScript
Adobe Photoshop File Format
Portable Pixelmap format
yEnc encoding
Windows Minidump
Portable Bitmap image format
Virtual Hard Disk (VHDX)
Microsoft Symbolic Link (SYLK)
WebAssembly
UNIX compressed archive
Base64 encoded
Microsoft Excel Web Query
ARJ/ARJ32 archiver
ARC, PAK Format
SD Memory Card Video
Apple iTunes AAC-LC (.M4B) Audio Book
Windows color matching control
OMA DCF (DRM Content Format)
JPEG 2000 image
MP4 Base Media v1 / v2
Advanced Video Coding
MPEG-4 for Nero
Microsoft Agent Character file
Transport Neutral Encapsulation Format
MPEG-4 (.MP4) for SonyPSP
Motion JPEG 2000
Casio Digital Camera
Windows Media metafile playlist
Photo Player Multimedia Application Format (MAF)
MPEG-4 audio-visual media
Oracle IRM sealed file
SecurityBox encrypted file
LZIP compressed file
ID3 audio file data tagging format
Multipurpose Internet Mail Extensions (MIME) email message
Chrome Extension CRX Package Format
Lotus 1-2-3 spreadsheet
EGG archive format
QuarkXpress project
7z archive format
Arc File Format
Adobe InDesign
BlackHole Archive Format File
MIME internet media
email message (RFC822)
Kremlin encrypted file
Autodesk study file
Microsoft Outlook Express mailbox file
Microsoft Outlook personal folder file
Adobe Framemaker
AutoCAD Drawing Database (DWG file)
Corel Wordperfect Document
Autodesk Design Web Format (DWF)
xBase Database File (DBF) encrypted
xBase Database File (DBF)
Lotus Notes database file
AutoCAD Compiled Fast-Load AutoLisp File
AutoCAD Slide
GDS II stream format
AutoCAD Drawing Interchange Format (DXF)
Computational Fluid Dynamics DTF File
Intergraph V7 DGN File
ArchiCAD File
Microsoft Excel 95 to 2003 (password protected)
Microsoft Excel 95 to 2003
Pro/ENGINEER
Initial Graphics Exchange Specification (IGES)
Microsoft ITOL/ITLS format
Rocket eBook
Broadband eBook (BBeB)
eReader ebook
Adobe Reader ebook
Palm Document File
TEBR eBook
MOBI ebook
DNL e-Book Format
IMP ebook Format
Plucker ebook
Windows Journal Viewer
TealDoc
TomeRaider ebook
DjVu Document
CHS data file
VER data file
APP data file
PFA data file
01 data file
CAL data file
FON data file
Palm Database File
OGL data file
F1-P1-T1-S1 data file
CD-ROM disk image file
Digital Imaging and Communications in Medicine (DICOM)
GIP file
WINDEV Hyper Database File (.FIC)
Windows disk image
Wise installer script
Parallels Workstation virtual hard disk file
CloneCD image control file
isoBuster IBP image file
JSO compressed ISO CD image
Apple HFS filesystem
Virtual CD ISO CD-ROM image file
WINDEV File
Virtual Hard Disk (VHD)
VirtualBox Virtual Disk Image (VDI)
VMware virtual disk format
Virtual CD Disk image file
PowerISO Direct-Access-Archive CD image file
DAX compressed ISO CD image
Apple disk image file
CISO compressed ISO CD image
Alcohol CD-ROM image configuration file
bzip compressed archive
xar compressed archive
PGP encrypted file (binary)
OpenPGP/GPG encrypted file
Interbase Database file
BitTorrent torrent file
Interbase Database Backup file
Microsoft Word for Windows 1989-1995
AutoCAD file
Microsoft SQL Server Database File
AxCrypt Encrypted File
ProjectLibre POD Project File
ACID encryption
Compressed Microsoft Office File (.MSO)
SQLite Database File
SecurityBox encrypted file
Microsoft .QUERY File
CryptoGram File encryption
Apple Newton Package File
Sysinternals Performance Monitor Log File
Mac .DS_Store (Desktop Services Store) File
Libpcap Packet capture (PCAP) file
Standard for the Exchange of Product model data (STEP)
Siemens JT Data Format
Stereo Lithography File (STL)
ESRI Shape files
ESRI Spatial files
CATIA (Computer Aided Three dimensional Interactive Application) document
Comma-separated values
Data Log File (generic)
PHP Script
Active server page
JavaScript
Visual Basic Script
Matlab Script
HP log file
Kernel Registry Services (KRS) system file for HP servers
JavaScript
Obfuscated script (VBS/JavaScript)
PGP encrypted message (ASCII-Armored)
Language File (.LNG)
UTF-32/UCS-4 32-bit Unicode Transformation Format
UTF-16/UCS-2 16-bit Unicode Transformation Format
A ASCII/UTF-8 file with a very small filesize (too small to be malicious)
Split File Shell Extension - split file archive
OpenType Font File
ASCII text / 8-bit Unicode Transformation Format
Windows Codepage 1252
Nero CD image file
Virtual CD image file (FCD)
ISO 9660 CD-ROM image file
Unspecified Markup Language
Shift-JIS
UDF image file
SolidWorks design file (2D and 3D models)
TGA File Format
Unspecified binary - probably data
Unspecified binary - probably data
A binary file with a very small filesize (too small to be malicious)