High Severity
Attachment: Excel Web Query File (IQY)
Description
Recursively scans files and archives to detect IQY files.
Coercing a target user into providing credentials to an attacker-controlled web server, or for SMB relaying.
References
type.inbound
and (
any(attachments, .file_extension =~ "iqy")
or (
any(attachments,
.file_extension in~ $file_extensions_common_archives
and any(file.explode(.), .file_extension =~ "iqy")
)
)
)
Playground
Test against your own EMLs or sample data.