PDF static analysis report

Static analysis result for SHA-256 befc445c31046122…

SUSPICIOUS

PDF

35.2 KB Created: 2021-07-02 03:52:44 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-16
MD5: 67e271fe6290a8385987fcfd2f0b2ff0 SHA-1: 587a0d11040fc5e0f84a0e9990656f3c1c957998 SHA-256: befc445c3104612265c0731c61d09b051bf419fb20b2c536084e7af5c3f9b2da
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains numerous embedded URLs and a prominent external URI pointing to a site offering a 'Free Robux Hack'. The ML classifier strongly flagged this PDF as malicious, indicating a high likelihood of it being a lure for downloading malware or engaging in phishing. The presence of these links suggests an attempt to redirect the user to a malicious download or exploit site.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9980

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.co/app/431946152/free-robux-hack-no-survey-2021-game-hack PDF link annotation
    • http://lib.fisipumt.ac.id/repository/fighting-free-card-coin-master_GM406889139.pdfIn PDF document text
    • http://lib.fisipumt.ac.id/repository/get-free-robux-on-a-server-roblox_GM431946152.pdfIn PDF document text
    • http://lib.fisipumt.ac.id/repository/blueberry-hack-roblox_GM431946152.pdfIn PDF document text
    • http://lib.fisipumt.ac.id/repository/hack-online-roblox_GM431946152.pdfIn PDF document text
    • http://lib.fisipumt.ac.id/repository/mobihack-roblox-hack_GM431946152.pdfIn PDF document text
    • http://lib.fisipumt.ac.id/repository/get-5-robux-for-free_GM431946152.pdfIn PDF document text
    • http://lib.fisipumt.ac.id/repository/free-robux-websites-that-work_GM431946152.pdfIn PDF document text
    • http://lib.fisipumt.ac.id/repository/how-to-get-free-robux-no-youtube_GM431946152.pdfIn PDF document text
    • http://lib.fisipumt.ac.id//repository/free-free-robux_GM431946152.pdfIn PDF document text
    • http://lib.fisipumt.ac.id/repository/how-to-get-free-teeth-in-sharkbite-roblox-2021_GM431946152.pdfIn PDF document text
    • http://lib.fisipumt.ac.id/repository/free-star-codes-roblox_GM431946152.pdfIn PDF document text
    • http://lib.fisipumt.ac.id/repository/show-me-how-to-get-free-robux-on-roblox_GM431946152.pdfIn PDF document text
    • http://lib.fisipumt.ac.id/repository/infinite-jump-roblox-hack-2021_GM431946152.pdfIn PDF document text
    • http://lib.fisipumt.ac.id/repository/how-to-hack-into-a-roblox-account-2021_GM431946152.pdfIn PDF document text
    • http://lib.fisipumt.ac.id/repository/how-do-you-get-free-tiktok-followers_GM835599320.pdfIn PDF document text
    • http://lib.fisipumt.ac.id/repository/how-to-hack-roblox-with-inspect-element-no-blogspot_GM431946152.pdfIn PDF document text
    • http://lib.fisipumt.ac.id/repository/free-robux-no-downloading-apps_GM431946152.pdfIn PDF document text
    • http://lib.fisipumt.ac.id/repository/bad-business-roblox-cheats_GM431946152.pdfIn PDF document text
    • http://lib.fisipumt.ac.id/repository/games-that-give-you-free-robux-2021_GM431946152.pdfIn PDF document text
    • http://lib.fisipumt.ac.id/repository/how-to-get-free-robux-on-pc_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
stream_002_off00002f7f.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x2F7F 22944 bytes
SHA-256: 43c12220b49677fc656bad0e174f2062d888c4a9a565dc26436082ea59666e74
font_01_sfnt_off000062c0.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x62C0 19584 bytes
SHA-256: eb5c2c905a57f598a7b8844d08297e472ccd331de4da6e2e5d3662066248218d

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