PDF static analysis report

Static analysis result for SHA-256 121a917f0f5ef991…

SUSPICIOUS

PDF

42.5 KB Created: 2021-05-14 11:38:10 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-29
MD5: e32a2ed8677104fd57ed71776eb3a10b SHA-1: c13f9f8b0dbdef3d68196618f9226bcb9417e384 SHA-256: 121a917f0f5ef991dc203bdc413125983acb06e28aef9fc65884f4a240179ed8
52 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF file contains a prominent lure for 'Real Robux Codes' and a 'CLICK HERE TO ACCESS ROBLOX GENERATOR' call to action. It links to a URL known to host game hack redirects, indicating a social engineering attempt to trick users into visiting a potentially malicious site. While no scripts were extracted, the PDF structure and embedded URI heuristics strongly suggest a phishing or scam attempt.

Machine Learning

  • Nyx PDF Classifier clean score 0.0134

Heuristics 4

  • 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.
  • Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTON
    Document contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
  • 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 https://netcdn.xyz/app/431946152/real-robux-codes-game-hack PDF link annotation
    • http://en.wikipedia.org/wiki/MIT_LicenseIn PDF document text

Related samples 4

Ranked by shared artifacts, heuristics, extracted URLs, CVEs, and signatures.

Full JSON: related samples API

Extracted artifacts 3

Files carved from inside the sample during analysis.

FilenameKindSourceSize
stream_003_off00003bd0.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x3BD0 25908 bytes
SHA-256: 5f4553929ff0a3ced226e855225c51cae456690e7d627d86da8a44ec461f9247
font_01_sfnt_off000077cd.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x77CD 3884 bytes
SHA-256: 40b61f8938bd710dc29dc58ba3fde91c245a6a69596ec569b4d27c769ca417cf
font_02_sfnt_off00008475.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x8475 18324 bytes
SHA-256: c4f7742aedc28b29f193bf98a15545964ca2d90d022e69fc2fcba8726d0ec952

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