PDF static analysis report

Static analysis result for SHA-256 9f831b8c1972c34c…

SUSPICIOUS

PDF

3.9 KB Created: 2021-07-06 09:07:44 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: 13f48d883fcf9607ee012a40e6b2c49a SHA-1: 4f7d11748dc71462a6c15aa0a510c046b8e1ab33 SHA-256: 9f831b8c1972c34c32f2a1d42fdede38b797cb294805b4bad8fc9db4d15fe95e
34 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The document contains embedded URLs and text promoting 'Free Robux' and game hacks, strongly suggesting a phishing or malware distribution lure. The ML classifier also flagged this PDF as malicious. While no scripts were explicitly extracted, the presence of external URIs and the document's content indicate an attempt to redirect the user to a potentially harmful site.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9553

Heuristics 2

  • 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/431946152/free-robux-laptop-game-hack PDF link annotation
    • http://elib.upiyptk.ac.id/opac/repository/coin-master-free-spins-link-today-twitter_GM406889139.pdfIn PDF document text
    • http://elib.upiyptk.ac.id/opac/repository/minecraft-app-store-free_GM479516143.pdfIn PDF document text
    • http://elib.upiyptk.ac.id/opac//repository/is-roblox-free-on-pc_GM431946152.pdfIn PDF document text
    • http://elib.upiyptk.ac.id/opac//repository/coinmasterfreespinlink_GM406889139.pdfIn PDF document text
    • http://elib.upiyptk.ac.id/opac/repository/play-full-version-of-minecraft-for-free-no-download_GM479516143.pdfIn PDF document text
    • http://elib.upiyptk.ac.id/opac//repository/coin-master-cheats-free-spins_GM406889139.pdfIn PDF document text
    • http://elib.upiyptk.ac.id/opac/repository/games-that-can-be-hacked_GM431946152.pdfIn PDF document text
    • http://elib.upiyptk.ac.id/opac/repository/free-executor-roblox_GM431946152.pdfIn PDF document text
    • http://elib.upiyptk.ac.id/opac/repository/roblox-free-robux-apk-download_GM431946152.pdfIn PDF document text
    • http://elib.upiyptk.ac.id/opac//repository/roblox-t-shirt-free_GM431946152.pdfIn PDF document text
    • http://elib.upiyptk.ac.id/opac/repository/how-to-get-free-robux-july_GM431946152.pdfIn PDF document text
    • http://elib.upiyptk.ac.id/opac/repository/coin-master-100-free-spins-link_GM406889139.pdfIn PDF document text
    • http://elib.upiyptk.ac.id/opac/repository/minecraft-114-download_GM479516143.pdfIn PDF document text

Related samples 6

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

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