PDF static analysis report

Static analysis result for SHA-256 9f437f893843f793…

SUSPICIOUS

PDF

44.7 KB Created: 2021-05-16 12:38:40 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: f3cf75b797ddeffc38bb9f0dc22468cf SHA-1: 560ff4e71875fbb8a30a09f72f033016e98c8f22 SHA-256: 9f437f893843f793a6b83c95c87aebd33b8b02521a9d61eb31f1cf53e2c06ec2
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains multiple embedded URLs and a visual download button lure, suggesting an attempt to trick the user into visiting a malicious site. The ML classifier also flagged this PDF as malicious. While no scripts were explicitly extracted, the presence of external URIs and the overall structure indicate a likely phishing or scam attempt, potentially leading to a malware download.

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/406889139/coin-master-free-spins-reddit-game-hack PDF link annotation
    • http://nebraskahospitalityhalloffame.com/images/coin-master-daily-free-spins-2021_GM406889139.pdfIn PDF document text
    • http://nebraskahospitalityhalloffame.com/images/how-to-get-infinite-robux_GM431946152.pdfIn PDF document text
    • http://nebraskahospitalityhalloffame.com/images/play-games-for-robux_GM431946152.pdfIn PDF document text
    • http://nebraskahospitalityhalloffame.com/images/coin-master-free-spins-cheat-codes_GM406889139.pdfIn PDF document text
    • http://nebraskahospitalityhalloffame.com/images/daily-free-spin-coin-master-link_GM406889139.pdfIn PDF document text
    • http://nebraskahospitalityhalloffame.com/images/free-robux-link_GM431946152.pdfIn PDF document text
    • http://nebraskahospitalityhalloffame.com/images/robux-hack-2021_GM431946152.pdfIn PDF document text
    • http://nebraskahospitalityhalloffame.com/images/100-free-spins-coin-master-link_GM406889139.pdfIn PDF document text
    • http://nebraskahospitalityhalloffame.com/images/coin-master-free-coins-and-spins-2021_GM406889139.pdfIn PDF document text
    • http://nebraskahospitalityhalloffame.com/images/roblox-hack-download_GM431946152.pdfIn PDF document text
    • http://nebraskahospitalityhalloffame.com/images/free-robux-real_GM431946152.pdfIn PDF document text
    • http://nebraskahospitalityhalloffame.com/images/free-spin-codes-coin-master_GM406889139.pdfIn PDF document text
    • http://nebraskahospitalityhalloffame.com/images/free-rewards-coin-master_GM406889139.pdfIn PDF document text
    • http://nebraskahospitalityhalloffame.com/images/hack-coin-master-for-free_GM406889139.pdfIn PDF document text
    • http://nebraskahospitalityhalloffame.com/images/free-coin-master-spins-2021_GM406889139.pdfIn PDF document text
    • http://nebraskahospitalityhalloffame.com/images/minecraft-java-free-download_GM479516143.pdfIn PDF document text
    • http://nebraskahospitalityhalloffame.com/images/how-to-make-your-own-minecraft-server-for-free_GM479516143.pdfIn PDF document text
    • http://nebraskahospitalityhalloffame.com/images/roblox-robux-hack_GM431946152.pdfIn PDF document text
    • http://nebraskahospitalityhalloffame.com/images/free-spins-on-coin-master-cheat_GM406889139.pdfIn PDF document text
    • http://nebraskahospitalityhalloffame.com/images/roblox-play-now-for-free_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_off00004a3f.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x4A3F 25132 bytes
SHA-256: d4fe72df0fd75320d66413c5b12dd538d811d11d2062a70a24e2df28d722e675
font_01_sfnt_off00008327.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x8327 2840 bytes
SHA-256: 3fb127b764b9d10f5525bc4de5ec8316de704409ccb0cf21cff3ad8a30d11676
font_02_sfnt_off00008cd8.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x8CD8 18060 bytes
SHA-256: 4e5c9128e0a9fa60b92eedd1f31c2e3424560d9f599dff1a3da25a642fd73c7b

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