PDF static analysis report

Static analysis result for SHA-256 015f8f53cc434ffa…

SUSPICIOUS

PDF

41.4 KB Created: 2021-04-27 23:01:18 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-16
MD5: b3444af6e06fad4d6874dea4533522f4 SHA-1: 9aaeb765b6829695f64b67430ee5f5d27ef09419 SHA-256: 015f8f53cc434ffa981f6cd6a00d3bb492c67311cdbb869fa67528c4839e761a
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains embedded URLs and text related to game hacking, specifically for Roblox. The presence of a high-confidence ML classifier firing and external URI heuristic indicates malicious intent. The document likely serves as a lure to download a second-stage payload from the identified URLs, potentially containing malware.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9941

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/como-hackear-jailbreak-roblox-2021-game-hack PDF link annotation
    • http://www.saburai.ac.id/elibrary//repository/fencing-roblox-hacks.pdfIn PDF document text
    • http://www.saburai.ac.id/elibrary//repository/how-to-get-robux-on-roblox-with-cheat-engine.pdfIn PDF document text
    • http://www.saburai.ac.id/elibrary//repository/roblox-free-headphones-code.pdfIn PDF document text
    • http://www.saburai.ac.id/elibrary//repository/descargar-programa-para-hackear-roblox.pdfIn PDF document text
    • http://www.saburai.ac.id/elibrary//repository/how-to-be-a-hacker-on-roblox-ipad.pdfIn PDF document text
    • http://www.saburai.ac.id/elibrary//repository/roblox-hack-de-dragon-ball-rage.pdfIn PDF document text
    • http://www.saburai.ac.id/elibrary//repository/how-to-get-free-stuff-on-roblox-catalog.pdfIn PDF document text
    • http://www.saburai.ac.id/elibrary//repository/forum-comment-cheat-sur-roblox.pdfIn PDF document text
    • http://www.saburai.ac.id/elibrary//repository/how-to-get-free-robux-in-roblox-iphone.pdfIn PDF document text
    • http://www.saburai.ac.id/elibrary//repository/free-lua-executor-roblox.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_off000042d4.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x42D4 25980 bytes
SHA-256: fdb39ba2281f2020c1ea6ac88ce2d78e490991ee592b6088cdd8cdd39b9c9c1e
font_01_sfnt_off00007d89.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x7D89 19132 bytes
SHA-256: a978eea4bc4fff15514dec2fecb212d3ac9572eec0d3f908a5e760e50deef7cc

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