• MalwareBazaar: Malicious attachment hash in archive (trusted reporters)
High Severity

MalwareBazaar: Malicious attachment hash in archive (trusted reporters)

Description

Detects if an arhive attachments contains a file that matches a SHA256 hash reported as malware on MalwareBazaar by trusted reporters from unknown senders.

References

No references.

Sublime Security
Created Dec 20th, 2023 • Last updated Dec 20th, 2023
Source
type.inbound
and any(attachments,
        .file_extension in~ $file_extensions_common_archives
        and any(file.explode(.),
                .scan.hash.sha256 in $abuse_ch_malwarebazaar_sha256_trusted_reporters
        )
)
and (
  not profile.by_sender().solicited
  or (
    profile.by_sender().any_messages_malicious_or_spam
    and not profile.by_sender().any_false_positives
  )
)
and not profile.by_sender().any_false_positives
MQL Rule Console
DocsLearning Labs

Playground

Test against your own EMLs or sample data.

Share

Post about this on your socials.

Get Started. Today.

Managed or self-managed. No MX changes.