PDF static analysis report

Static analysis result for SHA-256 d52ac8407deb6504…

SUSPICIOUS

PDF

35.3 KB Created: 2021-07-10 01:13:45 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: 9665d5f1cdf64c60d61a86f350aeeb96 SHA-1: bf31cd314797cff68f3a67aabfde7101c26f5769 SHA-256: d52ac8407deb650453829d2de6ddd5520e3b8199af4163be2caa9853fdb77417
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains embedded URLs and text that promote 'free spins' and 'hacks' for games like Coin Master and Roblox, suggesting a phishing or malware distribution lure. The ML classifier strongly flagged this PDF as malicious. The primary IOC is the external URL which likely hosts the secondary payload.

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-spins-hack-game-hack PDF link annotation
    • https://elearning.mariyadl.sch.id/__statics/gudangsoal/files/free-galaxy-shirt-roblox_GM431946152.pdfIn PDF document text
    • https://elearning.mariyadl.sch.id/__statics/gudangsoal/files/roblox-hack-2021_GM431946152.pdfIn PDF document text
    • https://elearning.mariyadl.sch.id/__statics/gudangsoal/files/minecraft-pocket-edition-download-free-pe-calculator_GM479516143.pdfIn PDF document text
    • https://elearning.mariyadl.sch.id/__statics/gudangsoal/files/free-robux-pastebin-no-wait-2021-may_GM431946152.pdfIn PDF document text
    • https://elearning.mariyadl.sch.id/__statics/gudangsoal/files/how-to-actually-get-free-robux_GM431946152.pdfIn PDF document text
    • https://elearning.mariyadl.sch.id/__statics/gudangsoal/files/can-you-give-me-robux_GM431946152.pdfIn PDF document text
    • https://elearning.mariyadl.sch.id/__statics/gudangsoal/files/real-free-robux-codes_GM431946152.pdfIn PDF document text
    • https://elearning.mariyadl.sch.id/__statics/gudangsoal/files/free-robux-games_GM431946152.pdfIn PDF document text
    • https://elearning.mariyadl.sch.id/__statics/gudangsoal/files/minecraft-java-edition-free-download-for-android_GM479516143.pdfIn PDF document text
    • https://elearning.mariyadl.sch.id/__statics/gudangsoal/files/www-free-robux-hacker_GM431946152.pdfIn PDF document text
    • https://elearning.mariyadl.sch.id/__statics/gudangsoal/files/roblox-got-talent-piano-hack_GM431946152.pdfIn PDF document text
    • https://elearning.mariyadl.sch.id/__statics/gudangsoal/files/hack-minecraft_GM479516143.pdfIn PDF document text
    • https://elearning.mariyadl.sch.id/__statics/gudangsoal/files/free-minecraft-domain_GM479516143.pdfIn PDF document text
    • https://elearning.mariyadl.sch.id/__statics/gudangsoal/files/hack-coin-master-1_GM406889139.pdfIn PDF document text
    • https://elearning.mariyadl.sch.id/__statics/gudangsoal/files/coin-master-hack-game-download-ios_GM406889139.pdfIn PDF document text
    • https://elearning.mariyadl.sch.id/__statics/gudangsoal/files/free-robux-easy_GM431946152.pdfIn PDF document text
    • https://elearning.mariyadl.sch.id/__statics/gudangsoal/files/free-robux-gift-card-generator_GM431946152.pdfIn PDF document text
    • https://elearning.mariyadl.sch.id/__statics/gudangsoal/files/get-robux-now_GM431946152.pdfIn PDF document text
    • https://elearning.mariyadl.sch.id/__statics/gudangsoal/files/roblox-terminal-railways-free-trains_GM431946152.pdfIn PDF document text
    • https://elearning.mariyadl.sch.id/__statics/gudangsoal/files/coin-master-hack-apk-july-2021_GM406889139.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_off00003443.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x3443 22768 bytes
SHA-256: e2f8539a6213960005e62cf784dea685dcf2f15e882b1f4f281c6ef2dd9ed8e4
font_01_sfnt_off00006717.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x6717 18344 bytes
SHA-256: bda74eba5f039297e511dddd57f660cdccd001576784cab1ba2dc4ebdf08fb85

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