PDF static analysis report

Static analysis result for SHA-256 40ea62a5a75b333b…

SUSPICIOUS

PDF

43.3 KB Created: 2021-06-03 16:14:09 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: ce04361179033beae2b2cbfc7892ba08 SHA-1: 8fb365f92dc51df34cef398eb30b67bda847954d SHA-256: 40ea62a5a75b333be45abb956a3620691d51eed3f2a2c29f15c7c4e824a614e3
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1203 Exploitation for Client Execution

The PDF document contains embedded URLs and a visual call-to-action button, strongly suggesting a lure for users to download a secondary payload. The ML classifier also flagged this PDF as malicious with high confidence. The primary URL points to a resource offering 'Coin Master free link spin game hack', indicating a social engineering tactic to trick users into downloading potentially harmful software.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9865

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/406889139/coin-master-free-link-spin-game-hack PDF link annotation
    • https://www.jcn.co.uk/uploads/files/files/coin-master-free-spins-cheat-deutsch_GM406889139.pdfIn PDF document text
    • https://www.jcn.co.uk/uploads/files/files/roblox-re_GM431946152.pdfIn PDF document text
    • https://www.jcn.co.uk/uploads/files/files/robux-for-free-2021-no-vertification_GM431946152.pdfIn PDF document text
    • https://www.jcn.co.uk/uploads/files/files/coin-master-gift-hack_GM406889139.pdfIn PDF document text
    • https://www.jcn.co.uk/uploads/files/files/free-robux-no-verification-needed_GM431946152.pdfIn PDF document text
    • https://www.jcn.co.uk/uploads/files/files/coin-master-cheats-and-hacks_GM406889139.pdfIn PDF document text
    • https://www.jcn.co.uk/uploads/files/files/coin-master-fan-page-giveaway_GM406889139.pdfIn PDF document text
    • https://www.jcn.co.uk/uploads/files/files/robloxmatchcom-free-robux_GM431946152.pdfIn PDF document text
    • https://www.jcn.co.uk/uploads/files/files/roblox-images_GM431946152.pdfIn PDF document text
    • https://www.jcn.co.uk/uploads/files/files/roblox-free-robux-generator_GM431946152.pdfIn PDF document text
    • https://www.jcn.co.uk/uploads/files/files/how-to-hack-roblox-games_GM431946152.pdfIn PDF document text
    • https://www.jcn.co.uk/uploads/files/files/gameoffice-net-hack-coin-master_GM406889139.pdfIn PDF document text
    • https://www.jcn.co.uk/uploads/files/files/free-robux-codes-generator-no-verification_GM431946152.pdfIn PDF document text
    • https://www.jcn.co.uk/uploads/files/files/roblox-hacked-com-2021_GM431946152.pdfIn PDF document text
    • https://www.jcn.co.uk/uploads/files/files/how-to-get-free-spins-for-coin-master_GM406889139.pdfIn PDF document text
    • https://www.jcn.co.uk/uploads/files/files/minecraft-survival-free_GM479516143.pdfIn PDF document text
    • https://www.jcn.co.uk/uploads/files/files/free-robux-glitch-2021_GM431946152.pdfIn PDF document text
    • https://www.jcn.co.uk/uploads/files/files/free-minecraft-skins-girl_GM479516143.pdfIn PDF document text
    • https://www.jcn.co.uk/uploads/files/files/coin-master-free-spins-blogspot_GM406889139.pdfIn PDF document text
    • https://www.jcn.co.uk/uploads/files/files/roblox-generator_GM431946152.pdfIn PDF document text
    • http://en.wikipedia.org/wiki/MIT_LicenseIn PDF document text

Extracted artifacts 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
stream_004_off00005005.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x5005 24520 bytes
SHA-256: 1e7a1b0605b737074ffbd12170d7324d544333c3797af920f8e98e62df8dec65
font_01_sfnt_off00008732.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x8732 18056 bytes
SHA-256: 73446086b7970e4c311ea7edd0e96fe93bb69e7a29ec1c6c70349cef1a9e8050