PDF static analysis report

Static analysis result for SHA-256 f9afa802263d1f08…

SUSPICIOUS

PDF

45.9 KB Created: 2021-05-20 05:33:48 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-16
MD5: 39d58e8eee758fc327375788c1568e5c SHA-1: 19c0164173c469293ae7df15985d24cedc32a42d SHA-256: f9afa802263d1f08d0f57e07d8efb6babd091698d048779f3534554a4e8b1c84
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF contains an external URI pointing to a website offering game cheats, and the ML classifier flagged it as malicious. The document body, though heavily obfuscated, contains references to 'Coin Master' and game hacks, reinforcing the lure. While no scripts were directly extracted, the presence of external links and the ML detection suggest a phishing or scam attempt, likely delivered as a spearphishing attachment.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9432

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/406889139/coin-master-200-spin-link-game-hack PDF link annotation
    • http://baofrance.com/images/free-coins-and-spins-coin-master-2021_GM406889139.pdfIn PDF document text
    • http://baofrance.com/images/robux-free-online_GM431946152.pdfIn PDF document text
    • http://baofrance.com/images/freespinandcoin-blogspot_GM406889139.pdfIn PDF document text
    • http://baofrance.com/images/how-to-get-free-robux-without-human-verification_GM431946152.pdfIn PDF document text
    • http://baofrance.com/images/how-to-become-a-hacker-in-roblox_GM431946152.pdfIn PDF document text
    • http://baofrance.com/images/robux-free-gift-card-org-hack_GM431946152.pdfIn PDF document text
    • http://baofrance.com/images/coin-master-apk-hack-358_GM406889139.pdfIn PDF document text
    • http://baofrance.com/images/is-it-possible-to-hack-coin-master_GM406889139.pdfIn PDF document text
    • http://baofrance.com/images/coin-master-hack-without-verification-site-zyngaplayerforumscom_GM406889139.pdfIn PDF document text
    • http://baofrance.com/images/how-to-hack-and-get-free-robux_GM431946152.pdfIn PDF document text
    • http://baofrance.com/images/wurst-112-2_GM479516143.pdfIn PDF document text
    • http://baofrance.com/images/how-to-hack-coin-master-game-without-verification_GM406889139.pdfIn PDF document text
    • http://baofrance.com/images/how-to-get-robux-easy_GM431946152.pdfIn PDF document text
    • http://baofrance.com/images/how-to-get-free-robux-no-human-verification_GM431946152.pdfIn PDF document text
    • http://baofrance.com/images/roblox-hack-unlimited-robux_GM431946152.pdfIn PDF document text
    • http://baofrance.com/images/minecraft-app-free-download_GM479516143.pdfIn PDF document text
    • http://baofrance.com/images/minecraft-bedrock-edition-download-pc-free_GM479516143.pdfIn PDF document text
    • http://baofrance.com/images/free-robux-no-download_GM431946152.pdfIn PDF document text
    • http://baofrance.com/images/free-coin-spin-coin-master_GM406889139.pdfIn PDF document text
    • http://baofrance.com/images/roblox-adopt-me-hack_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 3

Files carved from inside the sample during analysis.

FilenameKindSourceSize
stream_003_off000047b9.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x47B9 27348 bytes
SHA-256: 0997f4911bf2309147e052f1e6910aea82a4fbadb2ee89196a640098ae3a82c6
font_01_sfnt_off00008735.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x8735 2840 bytes
SHA-256: 3fb127b764b9d10f5525bc4de5ec8316de704409ccb0cf21cff3ad8a30d11676
font_02_sfnt_off000090e7.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x90E7 18188 bytes
SHA-256: a35637ca0c1e73344ae8561ebd99d9fe87a1140cef0d47f6130cbc63d3e5cf49

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