PDF static analysis report

Static analysis result for SHA-256 021ef154f502a19f…

SUSPICIOUS

PDF

48.0 KB Created: 2021-06-03 03:56:38 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: 64f43cc413bdf87ad551047b53a5dd01 SHA-1: 130fbf6a6ad371ed82665bb1bd1f251688682035 SHA-256: 021ef154f502a19fdfd29182303aa5070f8cb3780b62e641a0dc0ce10780a98f
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains embedded URLs and a visual call-to-action, strongly suggesting a lure to download further malicious content. The ML classifier also flagged this PDF as malicious. The presence of embedded URLs like https://netcdn.online/app/431946152/robux-generator-no-human-verification-game-hack indicates an attempt to redirect the user to a potentially harmful site.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9871

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.online/app/431946152/robux-generator-no-human-verification-game-hack PDF link annotation
    • http://windhorsetrek.com/userfiles/files/free-robux-net_GM431946152.pdfIn PDF document text
    • http://windhorsetrek.com/userfiles/files/free-free-robux_GM431946152.pdfIn PDF document text
    • http://windhorsetrek.com/userfiles/files/how-to-win-robux_GM431946152.pdfIn PDF document text
    • http://windhorsetrek.com/userfiles/files/op-rewards-free-robux_GM431946152.pdfIn PDF document text
    • http://windhorsetrek.com/userfiles/files/roblox-free-robux-no-verification_GM431946152.pdfIn PDF document text
    • http://windhorsetrek.com/userfiles/files/best-free-coin-master-spins_GM406889139.pdfIn PDF document text
    • http://windhorsetrek.com/userfiles/files/coin-master-free-spins-link_GM406889139.pdfIn PDF document text
    • http://windhorsetrek.com/userfiles/files/free-coin-master-app_GM406889139.pdfIn PDF document text
    • http://windhorsetrek.com/userfiles/files/coin-drop-master-free_GM406889139.pdfIn PDF document text
    • http://windhorsetrek.com/userfiles/files/how-to-get-free-spins-coin-master_GM406889139.pdfIn PDF document text
    • http://windhorsetrek.com/userfiles/files/minecraft-116-apk-download_GM479516143.pdfIn PDF document text
    • http://windhorsetrek.com/userfiles/files/how-to-get-free-robux-2021-easy_GM431946152.pdfIn PDF document text
    • http://windhorsetrek.com/userfiles/files/robux-game-com_GM431946152.pdfIn PDF document text
    • http://windhorsetrek.com/userfiles/files/free-roblox-characters_GM431946152.pdfIn PDF document text
    • http://windhorsetrek.com/userfiles/files/free-roblox-gift-card_GM431946152.pdfIn PDF document text
    • http://windhorsetrek.com/userfiles/files/latest-free-spin-coin-master-daily_GM406889139.pdfIn PDF document text
    • http://windhorsetrek.com/userfiles/files/roblox-games-com-free_GM431946152.pdfIn PDF document text
    • http://windhorsetrek.com/userfiles/files/robux-come_GM431946152.pdfIn PDF document text
    • http://windhorsetrek.com/userfiles/files/master-coin-free-link_GM406889139.pdfIn PDF document text
    • http://windhorsetrek.com/userfiles/files/free-robux-card-codes_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 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
stream_004_off00004f59.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x4F59 32364 bytes
SHA-256: cfe92b888fa6739a82d9a951b65838f90872791f1cecb6a65512556f7b1009fe
font_01_sfnt_off0000982b.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x982B 18696 bytes
SHA-256: 8eb9ce3d194ebd03f4b6150cacde388236e8b741187c4105b43b6f56dc8e9421

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