PDF static analysis report

Static analysis result for SHA-256 8fac081dce000cc3…

SUSPICIOUS

PDF

44.6 KB Created: 2021-05-19 08:39:15 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-16
MD5: 06b7698b2650b31b6c9d06a23c66d07f SHA-1: 711f08a8a6f85f94f3ab83b8c29093be7b49864e SHA-256: 8fac081dce000cc35f62026e3933563efb7123c544a3577350c1b8b5ab342643
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF contains multiple embedded URLs, including one pointing to 'tiktok-free-use-game-hack', suggesting a lure for free in-game items or currency. The ML classifier also flagged this PDF as malicious. While no scripts were explicitly extracted, the presence of embedded URIs and the ML detection strongly indicate a malicious intent, likely to redirect users to a phishing or malware distribution site.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9632

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.xyz/app/835599320/tiktok-free-use-game-hack PDF link annotation
    • https://3qblocks.com.tw/image/data/files/coin-master-fun-free-spins_GM406889139.pdfIn PDF document text
    • https://3qblocks.com.tw/image/data/files/https-oprewards-com-roblox_GM431946152.pdfIn PDF document text
    • https://3qblocks.com.tw/image/data/files/202100-free-spins-coin-master_GM406889139.pdfIn PDF document text
    • https://3qblocks.com.tw/image/data/files/earn-robux_GM431946152.pdfIn PDF document text
    • https://3qblocks.com.tw/image/data/files/is-minecraft-free-on-nintendo-switch_GM479516143.pdfIn PDF document text
    • https://3qblocks.com.tw/image/data/files/hack-master-coin-pc_GM406889139.pdfIn PDF document text
    • https://3qblocks.com.tw/image/data/files/free-minecraft-skins-girl_GM479516143.pdfIn PDF document text
    • https://3qblocks.com.tw/image/data/files/robux-hack-tools_GM431946152.pdfIn PDF document text
    • https://3qblocks.com.tw/image/data/files/coin-master-gold-cards-free-2021_GM406889139.pdfIn PDF document text
    • https://3qblocks.com.tw/image/data/files/coin-master-daily-free-spins-link-today-twitter_GM406889139.pdfIn PDF document text
    • https://3qblocks.com.tw/image/data/files/free-spins-from-coin-master_GM406889139.pdfIn PDF document text
    • https://3qblocks.com.tw/image/data/files/sites-to-get-free-robux_GM431946152.pdfIn PDF document text
    • https://3qblocks.com.tw/image/data/files/coin-master-free-spins-hack-ios_GM406889139.pdfIn PDF document text
    • https://3qblocks.com.tw/image/data/files/free-spins-coin-master-links-2021_GM406889139.pdfIn PDF document text
    • https://3qblocks.com.tw/image/data/files/coin-master-32-hack-apk-download_GM406889139.pdfIn PDF document text
    • https://3qblocks.com.tw/image/data/files/roblox-com-games-referrer-roblox-player_GM431946152.pdfIn PDF document text
    • https://3qblocks.com.tw/image/data/files/free-coins-on-coin-master_GM406889139.pdfIn PDF document text
    • https://3qblocks.com.tw/image/data/files/coin-master-free-spins-link-2021_GM406889139.pdfIn PDF document text
    • https://3qblocks.com.tw/image/data/files/coinmaster-hack_GM406889139.pdfIn PDF document text
    • https://3qblocks.com.tw/image/data/files/free-rare-cards-for-coin-master-christmas_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 3

Files carved from inside the sample during analysis.

FilenameKindSourceSize
stream_003_off000046bf.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x46BF 26700 bytes
SHA-256: 386ea0aeb7aab6c3ce1046cb06c82f86a764166100836be602831195a999943c
font_01_sfnt_off00008393.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x8393 2912 bytes
SHA-256: 02b35010e2614e3cc95ac6414c49295350c91fdfcc4b4cad27ffdbc10e80df7f
font_02_sfnt_off00008d8f.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x8D8F 17644 bytes
SHA-256: 39d48f9a7c7180898b060aef8006ebddfe766fcaf76b5bdf46e0d8f206d8a684

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