Malicious PDF — malware analysis report

Static analysis result for SHA-256 0c98298486d01a99…

MALICIOUS

PDF

1.1 KB Created: 2021-06-19 17:55:14 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-29
MD5: 96f4f5b5a351427d2f6192d52cff6283 SHA-1: 89276a63c3421b936e9e969c52f6b5fcb4283c87 SHA-256: 0c98298486d01a99adba964a25a9d535f22737c1983be42d90c7bd015f46f264
74 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains a lure related to 'free Robux' and game hacks, which is a common social engineering tactic. It redirects the user to a suspicious URL hosted on 'netcdn.co'. While no scripts were explicitly extracted, the PDF structure and embedded URI suggest it's designed to trick users into visiting a malicious site, likely for further exploitation or credential harvesting.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9988

Heuristics 3

  • PDF links to a 'free generator / game hack' redirector high PDF_GAME_HACK_REDIRECT_LURE
    PDF's clickable action targets a redirector of the form /app/<id>/<slug>-game-hack — the landing-page shape of a large SEO 'free spins / generator / game hack' lure family that funnels victims through rotating disposable hosts to a malware/scam payload. The multi-link variants also trip ML/link-farm rules; this catches the single-link variants that otherwise score clean.
  • External URI info PDF_URI
    PDF contains an external URL action
  • Embedded URL info EMBEDDED_URL
    One or more URLs were extracted from the document. The URL itself is not a detection — see the per-URL labels for which channel (macro, JS, link annotation, document body, ...) reached each URL.
    URL http://netcdn.co/app/431946152/get-robux-for-free-2021-game-hack PDF link annotation
    • http://www.fkunismuh.org/perpustakaan/repository/client-minecraft_GM479516143.pdfIn PDF document text