Archive heuristics

21 detection rules

← All detection heuristics

Archive Child Malicious critical ARCHIVE_CHILD_MALICIOUS
Archive contains a child file that was independently classified as malicious.
Archive bundles a malicious executable critical ARCHIVE_MALICIOUS_EXECUTABLE
A native executable bundled in the archive was identified as malware by ClamAV.
AutoCAD drawings bundled with auto-loading AutoLISP code critical ARCHIVE_AUTOCAD_AUTOLISP_BUNDLE
An archive places verified compiled AutoLISP under a reserved AutoCAD startup name beside DWG drawings.
Java archive extracts and launches native payload critical ARCHIVE_JAVA_RESOURCE_EXECUTABLE_LAUNCH
A Java class copies a bundled payload, marks it executable, and starts it with ProcessBuilder.
Archive Encrypted Known Password high ARCHIVE_ENCRYPTED_KNOWN_PASSWORD
Archive is encrypted with a known malware-delivery password.
Archive Encrypted Suspicious Delivery high ARCHIVE_ENCRYPTED_SUSPICIOUS_DELIVERY
Archive uses encrypted delivery with suspicious carrier context.
Executable declared in truncated archive high ARCHIVE_TRUNCATED_EXECUTABLE_MEMBER
A damaged or truncated archive declares a native executable member that cannot necessarily be recovered completely.
Executable disguised with a document double extension high ARCHIVE_DOCUMENT_DOUBLE_EXTENSION_EXECUTABLE
An archive member uses a document-looking name such as invoice.pdf.exe but is executable code.
Packed Android dynamic-code application high ARCHIVE_ANDROID_PACKED_DYNAMIC_DEX
An Android package combines a packer wrapper, dynamic DEX installation, concealed data, native code, and sensitive permissions.
Archive Scan Incomplete medium ARCHIVE_SCAN_INCOMPLETE
Archive could not be fully unpacked or scanned.
Archive contains compiled AutoLISP code medium ARCHIVE_COMPILED_AUTOLISP_CODE
An archive member has a verified compiled FAS executable-code header.
Corrupt or invalid ZIP archive medium ARCHIVE_CORRUPT
The file has a ZIP signature but could not be opened.
Encrypted archive — could not decrypt medium ARCHIVE_ENCRYPTED
The archive is password-protected with an unknown password.
IOCs recovered from incomplete archive medium ARCHIVE_RECOVERED_MEMBER_IOCS
Network indicators were recovered from members that remain readable in a truncated archive.
PE/ZIP executable archive polyglot medium ARCHIVE_PE_ZIP_POLYGLOT
A valid Windows executable host contains a later validated ZIP archive.
Total decompression limit reached medium ARCHIVE_SIZE_LIMIT
The total decompressed size exceeded the safety limit.
Truncated archive with partial contents medium ARCHIVE_TRUNCATED_PARTIAL_CONTENTS
Archive members are partially recoverable but the container ends early or has damaged headers.
Archive contains a bundled executable low ARCHIVE_CONTAINS_EXECUTABLE
A native executable (PE/ELF/Mach-O or .exe/.dll/.scr/…) is bundled inside the archive alongside documents.
Android resource-only split APK info ARCHIVE_ANDROID_RESOURCE_ONLY_SPLIT
The APK contains resources and a manifest but no executable code.
Archive entry limit reached info ARCHIVE_LIMIT
Only a limited number of files were scanned from the archive.
Oversized archive entry skipped info ARCHIVE_LARGE_ENTRY
An entry in the archive exceeds the per-file size limit.