Low Severity

Body: Yellow highlighted text markers

Labels

Credential Phishing
BEC/Fraud
Evasion
HTML analysis
Content analysis

Description

Detects messages containing multiple HTML span elements with yellow background highlighting (rgb(255, 241, 0)) and data-markjs attributes, potentially indicating evasion techniques through visual markup manipulation.

References

No references.

Sublime Security
Created Jun 16th, 2026 • Last updated Jul 28th, 2026
Feed Source
Sublime Core Feed
Source
GitHub
type.inbound
and regex.icount(body.html.raw, 'data-markjs="true"') >= 2
and strings.icontains(body.html.raw, 'background-color: rgb(255, 241, 0)')
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