PDF static analysis report

Static analysis result for SHA-256 df73e235878d49b2…

SUSPICIOUS

PDF

33.8 KB Created: 2021-07-21 20:00:44 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: 1efb3da9d379ac3eadc6eeb171f0e50c SHA-1: 6e2b5878863f81d49f9a6721950c5ef07692ce3e SHA-256: df73e235878d49b230aa9dd58b71e3736938a7af63ae8ca1a4ccf3ce8367df78
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains multiple embedded URLs and a prominent call-to-action for a "Coin Master Generator", suggesting a phishing or scam attempt. The ML classifier also flagged this PDF as malicious with high confidence. While no scripts were explicitly extracted, the presence of embedded URLs and the document's content indicate an attempt to redirect users to potentially malicious sites, likely for credential harvesting or malware distribution.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9946

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 http://netcdn.tw/app/406889139/daily-free-spins-coin-master-game-hack PDF link annotation
    • https://shiny-nn.ru/images/free-robux-games-that-actually-work_GM431946152.pdfIn PDF document text
    • https://shiny-nn.ru/images/minecraft-free-ios-2021_GM479516143.pdfIn PDF document text
    • https://shiny-nn.ru/images/roblox-free-robux-codes_GM431946152.pdfIn PDF document text
    • https://shiny-nn.ru/images/minecraft-svg-free_GM479516143.pdfIn PDF document text
    • https://shiny-nn.ru/images/get-free-followers-on-tiktok_GM835599320.pdfIn PDF document text
    • https://shiny-nn.ru/images/minecraft-bedrock-edition-download-pc-free_GM479516143.pdfIn PDF document text
    • https://shiny-nn.ru/images/free-robux-promo-codes_GM431946152.pdfIn PDF document text
    • https://shiny-nn.ru/images/free-minecraft-bedrock-server-hosting_GM479516143.pdfIn PDF document text
    • https://shiny-nn.ru/images/minecraft-pe-free_GM479516143.pdfIn PDF document text
    • https://shiny-nn.ru/images/roblox-hack_GM431946152.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
font_00_sfnt_off00002f5c.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x2F5C 22660 bytes
SHA-256: c9104df2de559d5594a247626baf88cdacff6325ca18e62cded82d3c0131f974
font_01_sfnt_off00006232.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x6232 18308 bytes
SHA-256: 814bd0a2b88bdef89f3245e401f7fc464bd7314e61fe604409dcfddce4500050

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