PDF static analysis report

Static analysis result for SHA-256 0a57dc8bac5d331a…

SUSPICIOUS

PDF

32.0 KB Created: 2021-07-20 01:02:48 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: d94cda9f89ac77783adbbeb2d0a00e8e SHA-1: 5594f8e441ba70093e4e9d2d5205078b6ee4d87c SHA-256: 0a57dc8bac5d331a419c272af07cd59bd3dd9e2d7c66e0e6580c9ff6abfd73dc
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains a lure promising free TikTok followers and includes a clickable link to a suspicious URL. The ML classifier flagged this PDF with high confidence, indicating malicious intent. While no scripts were directly extracted, the embedded URLs suggest the document is designed to redirect users to download potentially harmful content.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9900

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-game-hack PDF link annotation
    • http://hospitalsalamanca.cl/images/free-mods-for-minecraft-pe_GM479516143.pdfIn PDF document text
    • http://hospitalsalamanca.cl/images/robux-hack-tools_GM431946152.pdfIn PDF document text
    • http://hospitalsalamanca.cl/images/free-printable-minecraft-coloring-pages_GM479516143.pdfIn PDF document text
    • http://hospitalsalamanca.cl/images/how-to-get-minecraft-windows-10-for-free-2021_GM479516143.pdfIn PDF document text
    • http://hospitalsalamanca.cl/images/minecraft-games-to-play-for-free_GM479516143.pdfIn PDF document text
    • http://hospitalsalamanca.cl/images/how-to-get-free-robux-no-verification_GM431946152.pdfIn PDF document text
    • http://hospitalsalamanca.cl/images/free-spins-coin-master-links_GM406889139.pdfIn PDF document text
    • http://hospitalsalamanca.cl/images/roblox-studio-free-robux_GM431946152.pdfIn PDF document text
    • http://hospitalsalamanca.cl/images/robux-gift-card-free_GM431946152.pdfIn PDF document text
    • http://hospitalsalamanca.cl/images/free-minecraft-server-hosting-24-7_GM479516143.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_002_off00002898.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x2898 23180 bytes
SHA-256: 98f7ed1f9bb8c12d6c42c650ffd3c1f22a225a8808045e1558ec7303aeabd5d3
font_01_sfnt_off00005ced.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x5CED 17692 bytes
SHA-256: ba2215a0f2290c6faad19fe6968ba231152e54b1cb241ca137cf69db350684c8

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