ThreatFox: Lorem Ipsum IOCs

Hunt Hypothesis

This hypothesis targets the presence of specific Lorem Ipsum indicators of compromise, which may signal a compromised host or a staging environment used by adversaries for testing or data exfiltration. Proactively hunting for these IOCs in Azure Sentinel allows the SOC team to identify potential footholds or lateral movement attempts before they escalate into a full-blown breach.

IOC Summary

Malware Family: Lorem Ipsum Total IOCs: 2 IOC Types: url, domain

KQL: Domain Hunt

// Hunt for DNS queries to known malicious domains
// Source: ThreatFox - Lorem Ipsum
let malicious_domains = dynamic(["modulefeedsky.com"]);
DnsEvents
| where Name has_any (malicious_domains)
| project TimeGenerated, Computer, Name, IPAddresses, QueryType
| order by TimeGenerated desc

KQL: Url Hunt

// Hunt for access to known malicious URLs
// Source: ThreatFox - Lorem Ipsum
let malicious_urls = dynamic(["https://www.letsdiskuss.com/user/josephyoung69070"]);
UrlClickEvents
| where Url has_any (malicious_urls)
| project Timestamp, AccountUpn, Url, ActionType, IsClickedThrough
| order by Timestamp desc

Required Data Sources

References

• ThreatFox — Lorem Ipsum

False Positive Guidance

• Documentation and Placeholder Content in Wiki/Confluence: Administrators or developers frequently use “Lorem Ipsum” text as placeholder content in internal documentation platforms (e.g., Confluence, SharePoint, or internal wikis) to test layout, rendering, or export functions before finalizing technical guides.
  • Filter/Exclusion: Exclude matches where the source file path contains /docs/, /wiki/, or /confluence/, or where the user agent identifies as a known documentation platform API client.
• UI/UX Design Prototyping in Development Environments: Front-end developers and UI designers often use Lorem Ipsum in local development environments or staging servers to test CSS styling, font rendering, and responsive design before integrating actual content.
  • Filter/Exclusion: Exclude events originating from hosts tagged as dev, staging, or ci-cd pipelines, or where the process is a known development tool like npm, yarn, webpack, or vite.
• Automated Testing and Mock Data Generation: Continuous Integration/Continuous Deployment (CI/CD) pipelines or automated test suites (e.g., using Selenium, Cypress, or Jest) may generate mock user profiles or test data that includes standard placeholder text to verify database insertion, API responses, or frontend display.
  • Filter/Exclusion: Exclude matches where the parent process is a test runner (e.g., node with --test flag, pytest, mocha) or where the source IP belongs to the internal CI/CD runner subnet.
• Email Template Previews and Marketing Automation: Marketing automation tools (e.g., HubSpot, Marketo, or Salesforce) or email service providers may send test emails or render template previews that use Lorem Ipsum to validate HTML structure and image placement before sending to the full audience.
  • Filter/Exclusion: Exclude