PDF static analysis report

Static analysis result for SHA-256 b78ea612e8ec1090…

SUSPICIOUS

PDF

34.2 KB Created: 2021-07-19 13:11:28 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: 15d77714d38d0ede82379539b057647d SHA-1: 5276afececba7da06dd530770869aeabbe4ff581 SHA-256: b78ea612e8ec1090ede38d3e876142ff38af934f0af83e146e9aeb95a1c34ecb
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 to obtain free TikTok followers, indicating a phishing or scam attempt. The ML classifier strongly flagged this PDF as malicious, and the presence of numerous suspicious URLs further supports this assessment. Although no scripts were explicitly extracted, the document's structure and content suggest it's designed to redirect users to potentially malicious sites.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9955

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/835599320/free-tiktok-followers-without-verification-game-hack PDF link annotation
    • http://rushxpress.de/images/minecraft-free-download-ios_GM479516143.pdfIn PDF document text
    • http://rushxpress.de/images/minecraft-bedrock-edition-download-pc-free_GM479516143.pdfIn PDF document text
    • http://rushxpress.de/images/free-robux-card-codes_GM431946152.pdfIn PDF document text
    • http://rushxpress.de/images/free-robux-co_GM431946152.pdfIn PDF document text
    • http://rushxpress.de/images/how-to-get-free-robux-2021_GM431946152.pdfIn PDF document text
    • http://rushxpress.de/images/minecraft-free-no-download_GM479516143.pdfIn PDF document text
    • http://rushxpress.de/images/free-roblox-accounts-with-robux-that-work-2021_GM431946152.pdfIn PDF document text
    • http://rushxpress.de/images/minecraft-bedrock-free-with-java_GM479516143.pdfIn PDF document text
    • http://rushxpress.de/images/robux-free-co_GM431946152.pdfIn PDF document text
    • http://rushxpress.de/images/free-views-tiktok_GM835599320.pdfIn PDF document text
    • http://www.tiktok.com/fypIn 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_off00002e0b.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x2E0B 23392 bytes
SHA-256: 633266c6bc0eeec0d1e89c5bf70690dbfc1a3c6da584c4958366cdf7e7f84e6d
font_01_sfnt_off0000630f.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x630F 18560 bytes
SHA-256: 4328f2d9021fda272d6942102c30ad90396447c40598e55ae21b07e1aa723a10

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