Sublime Security high experimental mql
Link to auto-downloaded file with Adobe branding
A link in the body of the email downloads a file from a site that uses Adobe branding as employed by threat actors, such as Qakbot.
Detection Logic
type.inbound
and any(body.links,
// There are files downloaded
length(ml.link_analysis(.).files_downloaded) > 0
and
// Adobe branding
ml.link_analysis(.).credphish.brand.name == "Adobe"
and ml.link_analysis(.).credphish.brand.confidence == "high"
and
// Qakbot text for user coercion
any(file.explode(ml.link_analysis(.).screenshot),
all(["the file is not displayed correctly", "document password"],
strings.icontains(..scan.ocr.raw, .)
)
)
)
and (
not profile.by_sender().solicited
or (
profile.by_sender().any_messages_malicious_or_spam
and not profile.by_sender().any_messages_benign
)
) Field Validations
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