PDF static analysis report

Static analysis result for SHA-256 7b21eb200f3bf4ea…

SUSPICIOUS

PDF

39.0 KB Created: 2021-05-10 13:26:29 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-17
MD5: 00ed74800addd0e47411ac02140d02f8 SHA-1: c25b24c9c6f3c51dda471fb8ef87a07216b5d438 SHA-256: 7b21eb200f3bf4eac8e5282dd144d60d72e483ecfc4666a714649f3379d73a8f
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF contains embedded URLs and text that explicitly mention "Earn Roblox" and "Roblox Generator", indicating a lure for in-game currency. The ML classifier strongly flagged this PDF as malicious, and the presence of multiple suspicious URLs reinforces this assessment. While no scripts were directly extracted, the document body suggests a phishing or malware distribution attempt via a link.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9460

Heuristics 3

  • 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/earn-roblox-game-hack PDF link annotation
    • http://cristalysoptic.com/images/coin-master-spin-link-today_GM406889139.pdfIn PDF document text
    • http://cristalysoptic.com/images/free-spins-and-coins-coin-master-2021-link_GM406889139.pdfIn PDF document text
    • http://cristalysoptic.com/images/scaffold-minecraft-hack_GM479516143.pdfIn PDF document text
    • http://cristalysoptic.com/images/free-spins-for-coin-master_GM406889139.pdfIn PDF document text
    • http://cristalysoptic.com/images/coin-master-spins-and-coins_GM406889139.pdfIn PDF document text
    • http://cristalysoptic.com/images/coin-master-unlimited-spin-apk-free-download_GM406889139.pdfIn PDF document text
    • http://en.wikipedia.org/wiki/MIT_LicenseIn PDF document text

Related samples 8

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

Full JSON: related samples API

Extracted artifacts 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
stream_003_off00003878.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x3878 27332 bytes
SHA-256: 541a1784cecd97280a487504ad23255e6239c5645d0ce9de19dda280cac1df46
font_01_sfnt_off0000778c.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x778C 18012 bytes
SHA-256: 93bf5a204a867a3cc71fe61d8ba690d7c5ca8a3d58d56ec60b4692a28d6ed968

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