PDF static analysis report

Static analysis result for SHA-256 4475f975e8a491fb…

SUSPICIOUS

PDF

45.0 KB Created: 2021-06-03 08:16:31 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: 552b8a040a2b9d4d66cb351756eccac1 SHA-1: 16146fc12fba78fe036022187ef89d7789684b90 SHA-256: 4475f975e8a491fb58f82e76771429052e86dad92c201034e5826b2b08448ae1
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains multiple embedded URLs and a heuristic firing for an external URI, all pointing to sites offering free game currency or cheats. The document body, though partially garbled, contains text related to 'Free Roblox' and a URL that matches the embedded ones. The ML classifier also flagged this PDF as malicious. The primary attack pattern is a lure to trick users into visiting malicious websites, likely for credential harvesting or to deliver further malware.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9865

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.online/app/431946152/how-to-get-free-roblox-game-hack PDF link annotation
    • http://library.patria-artha.ac.id/repository/give-me-robux-now_GM431946152.pdfIn PDF document text
    • http://library.patria-artha.ac.id/repository/how-to-get-minecraft-for-free-on-mobile_GM479516143.pdfIn PDF document text
    • http://library.patria-artha.ac.id/repository/coin-master-2021_GM406889139.pdfIn PDF document text
    • http://library.patria-artha.ac.id/repository/coin-master-free-spins-cheat_GM406889139.pdfIn PDF document text
    • http://library.patria-artha.ac.id/repository/coin-master-hack-generator_GM406889139.pdfIn PDF document text
    • http://library.patria-artha.ac.id/repository/free-robux-without-survey_GM431946152.pdfIn PDF document text
    • http://library.patria-artha.ac.id/repository/robux-rewards_GM431946152.pdfIn PDF document text
    • http://library.patria-artha.ac.id/repository/how-to-get-free-robux-hack-2021_GM431946152.pdfIn PDF document text
    • http://library.patria-artha.ac.id/repository/coin-master-links-for-free-spins-2021_GM406889139.pdfIn PDF document text
    • http://library.patria-artha.ac.id/repository/free-robux-generator-2021-no-human-verification-or-survey_GM431946152.pdfIn PDF document text
    • http://library.patria-artha.ac.id/repository/clients-minecraft_GM479516143.pdfIn PDF document text
    • http://library.patria-artha.ac.id/repository/coin-master-hack-xyz-2021_GM406889139.pdfIn PDF document text
    • http://library.patria-artha.ac.id/repository/coin-master-spin-hack_GM406889139.pdfIn PDF document text
    • http://library.patria-artha.ac.id/repository/robux-for-offers_GM431946152.pdfIn PDF document text
    • http://library.patria-artha.ac.id/repository/coin-master-hack-version-apk-download_GM406889139.pdfIn PDF document text
    • http://library.patria-artha.ac.id/repository/free-robux-meme_GM431946152.pdfIn PDF document text
    • http://library.patria-artha.ac.id/repository/robux-match_GM431946152.pdfIn PDF document text
    • http://library.patria-artha.ac.id/repository/coin-master-rare-cards-hack_GM406889139.pdfIn PDF document text
    • http://library.patria-artha.ac.id/repository/how-to-hack-someones-roblox-account_GM431946152.pdfIn PDF document text
    • http://library.patria-artha.ac.id/repository/robux-com-free-robux_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_off000052cb.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x52CB 25692 bytes
SHA-256: 115f2bd60361f65089c8737980357e6188e978f4708d893430572d60fc0e185b
font_01_sfnt_off00008d5e.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x8D5E 18216 bytes
SHA-256: 4bd910cbe6e13e3cc1fd56827474962a0b5b839547430a6bf478c6dff96655e9

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