PDF static analysis report

Static analysis result for SHA-256 1c31ae2403863aec…

SUSPICIOUS

PDF

34.1 KB Created: 2021-07-08 18:28:35 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-16
MD5: a96b659c006f7da7642e0264145d0f16 SHA-1: 2a7deec3e10535f2c936f4f5763439a5d241cdff SHA-256: 1c31ae2403863aec45ce43689fd31146b43691a65bbc49f66d3b657b701121ac
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains numerous embedded URLs and a call-to-action phrase, strongly suggesting a phishing or scam attempt. The ML classifier also flagged this PDF as malicious with high confidence. The primary lure appears to be offering in-game currency or items for popular mobile games, directing users to download further content from external 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-spins-for-iphone-game-hack PDF link annotation
    • http://librarystkippgribl.com/repository/haktuts-coin-master-spins_GM406889139.pdfIn PDF document text
    • http://librarystkippgribl.com/repository/get-robux-today_GM431946152.pdfIn PDF document text
    • http://librarystkippgribl.com//repository/free-online-minecraft-server_GM479516143.pdfIn PDF document text
    • http://librarystkippgribl.com//repository/free-texture-packs-for-minecraft-pe_GM479516143.pdfIn PDF document text
    • http://librarystkippgribl.com//repository/free-coins-coin-master-daily_GM406889139.pdfIn PDF document text
    • http://librarystkippgribl.com//repository/how-to-minecraft-for-free_GM479516143.pdfIn PDF document text
    • http://librarystkippgribl.com/repository/free-roblox-promo-codes-2021-august_GM431946152.pdfIn PDF document text
    • http://librarystkippgribl.com//repository/how-to-get-free-robux-2021_GM431946152.pdfIn PDF document text
    • http://librarystkippgribl.com//repository/coin-master-free-spins-link-today-facebook_GM406889139.pdfIn PDF document text
    • http://librarystkippgribl.com/repository/coin-master-unlimited-spins-apk-free-download_GM406889139.pdfIn PDF document text
    • http://librarystkippgribl.com//repository/static-moonactive_GM406889139.pdfIn PDF document text
    • http://librarystkippgribl.com//repository/free-coin-master-spins-blogger_GM406889139.pdfIn PDF document text
    • http://librarystkippgribl.com/repository/how-to-get-java-minecraft-free_GM479516143.pdfIn PDF document text
    • http://librarystkippgribl.com//repository/app-for-free-spins-on-coin-master_GM406889139.pdfIn PDF document text
    • http://librarystkippgribl.com/repository/huskybuckscom-free-robux_GM431946152.pdfIn PDF document text
    • http://librarystkippgribl.com/repository/free-robux-without-human-verification_GM431946152.pdfIn PDF document text
    • http://librarystkippgribl.com//repository/free-robux-codes-2021-not-used_GM431946152.pdfIn PDF document text
    • http://librarystkippgribl.com//repository/coin-master-gift-hack_GM406889139.pdfIn PDF document text
    • http://librarystkippgribl.com/repository/regex-roblox-jailbreak-hack_GM431946152.pdfIn PDF document text
    • http://librarystkippgribl.com/repository/free-tiktok-followers-trial_GM835599320.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_off00002fe2.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x2FE2 22704 bytes
SHA-256: 6261c12b73752d288c61c113c36acdfe7ea19c9a4bacf5fbea7747aa9444c9d5
font_01_sfnt_off000062b4.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x62B4 18340 bytes
SHA-256: e2135d2cea60edb82cb3f417b214bee0553b482f1ade3295b8c3e9eb6450f30f

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