PDF static analysis report

Static analysis result for SHA-256 555931205cabac6e…

SUSPICIOUS

PDF

34.6 KB Created: 2021-07-05 01:53:34 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-16
MD5: 82f8ae30b1b6bedc289ded83b8a3204a SHA-1: 721be6da464ecc3c8de1de83c2b89c740d7600d1 SHA-256: 555931205cabac6ef104bb53720cafd674e46ede96bdbbd762769df752ed3ee2
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains numerous links to external websites, many of which are hosted on suspicious domains and promise cheats or hacks for popular games. The ML classifier strongly flagged this PDF as malicious, indicating a high likelihood of it being used for phishing or to distribute further malware. The presence of embedded URLs and the overall theme suggest a social engineering attempt to trick users into visiting malicious sites.

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.tw/app/406889139/coin-master-free-daily-spins-2021-game-hack PDF link annotation
    • http://oca.undil.tl/repository/free-robux-safe_GM431946152.pdfIn PDF document text
    • http://oca.undil.tl/repository/roblox-free-robux-hackoblox_GM431946152.pdfIn PDF document text
    • http://oca.undil.tl/repository/coin-master-hack-2021_GM406889139.pdfIn PDF document text
    • http://oca.undil.tl/repository/free-roblox-printables_GM431946152.pdfIn PDF document text
    • http://oca.undil.tl/repository/coin-master-invite-friends-hack_GM406889139.pdfIn PDF document text
    • http://oca.undil.tl/repository/free-clothes-on-roblox-2021_GM431946152.pdfIn PDF document text
    • http://oca.undil.tl/repository/site-to-get-free-robux_GM431946152.pdfIn PDF document text
    • http://oca.undil.tl/repository/coin-master-hack-2021-android_GM406889139.pdfIn PDF document text
    • http://oca.undil.tl/repository/comment-cheat-sur-stand-online-roblox_GM431946152.pdfIn PDF document text
    • http://oca.undil.tl/repository/free-spins-in-coin-master-2021_GM406889139.pdfIn PDF document text
    • http://oca.undil.tl/repository/i-want-free-robux_GM431946152.pdfIn PDF document text
    • http://oca.undil.tl/repository/try-coin-master-hack_GM406889139.pdfIn PDF document text
    • http://oca.undil.tl/repository/get-free-food-in-coin-master_GM406889139.pdfIn PDF document text
    • http://oca.undil.tl/repository/free-roblox-pin-codes_GM431946152.pdfIn PDF document text
    • http://oca.undil.tl/repository/coin-master-free-spins-link-hack_GM406889139.pdfIn PDF document text
    • http://oca.undil.tl/repository/como-hackear-robux-en-roblox_GM431946152.pdfIn PDF document text
    • http://oca.undil.tl/repository/coin-master-daily-free-spins-link-app-download_GM406889139.pdfIn PDF document text
    • http://oca.undil.tl/repository/hey-google-how-do-you-get-free-robux_GM431946152.pdfIn PDF document text
    • http://oca.undil.tl/repository/games-that-give-you-free-robux_GM431946152.pdfIn PDF document text
    • http://oca.undil.tl/repository/how-to-get-free-robux-promo-codes_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_off00003113.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x3113 22132 bytes
SHA-256: f7f9b3a6b7d66bc035bf20db837d1bd9da44127def8189b252a9c042ff14eeb4
font_01_sfnt_off0000621d.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x621D 19000 bytes
SHA-256: fe44b8dc0286c11eb9316a1d3eb321ff3ae19d9947d0f6ad420bc13b052cb0ec

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