PDF static analysis report

Static analysis result for SHA-256 2c1a0757ba8cfe83…

SUSPICIOUS

PDF

44.1 KB Created: 2021-06-03 16:03:28 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: 911c656c84ac3ed470e81f7a785a786d SHA-1: d17d03fcdb70d5237e236cacc57d0a54b7bb14cd SHA-256: 2c1a0757ba8cfe834c3b89c1d855de9e1acd0e751296c9ffb7469d4472f7ea51
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1204.002 Malicious Link

The PDF document contains numerous embedded URLs and a prominent external URI pointing to sites offering game hacks and free spins. The ML classifier strongly flagged this PDF as malicious, indicating a high likelihood of it being used to distribute malware or lead users to phishing sites. The document body and extracted URLs suggest a social engineering lure related to popular games.

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/free-spin-coin-master-2021-link-game-hack PDF link annotation
    • https://www.jcn.co.uk/uploads/files/files/coin-master-free-spin-ml_GM406889139.pdfIn PDF document text
    • https://www.jcn.co.uk/uploads/files/files/download-coin-master-hack_GM406889139.pdfIn PDF document text
    • https://www.jcn.co.uk/uploads/files/files/coin-master-free-spins-for-today_GM406889139.pdfIn PDF document text
    • https://www.jcn.co.uk/uploads/files/files/how-to-get-minecraft-for-free-on-tablet_GM479516143.pdfIn PDF document text
    • https://www.jcn.co.uk/uploads/files/files/coin-master-offline-hack_GM406889139.pdfIn PDF document text
    • https://www.jcn.co.uk/uploads/files/files/how-do-i-earn-robux_GM431946152.pdfIn PDF document text
    • https://www.jcn.co.uk/uploads/files/files/coin-master-daily-spin-free_GM406889139.pdfIn PDF document text
    • https://www.jcn.co.uk/uploads/files/files/hack-my-game-xyz-coin-master_GM406889139.pdfIn PDF document text
    • https://www.jcn.co.uk/uploads/files/files/legit-coin-master-hack-site-zyngaplayerforumscom_GM406889139.pdfIn PDF document text
    • https://www.jcn.co.uk/uploads/files/files/free-robux-generator-2021_GM431946152.pdfIn PDF document text
    • https://www.jcn.co.uk/uploads/files/files/coin-master-hacks_GM406889139.pdfIn PDF document text
    • https://www.jcn.co.uk/uploads/files/files/roblox-hack-client_GM431946152.pdfIn PDF document text
    • https://www.jcn.co.uk/uploads/files/files/blogger-coin-master-free-spins_GM406889139.pdfIn PDF document text
    • https://www.jcn.co.uk/uploads/files/files/wurst-client-download_GM479516143.pdfIn PDF document text
    • https://www.jcn.co.uk/uploads/files/files/coin-master-free-cards_GM406889139.pdfIn PDF document text
    • https://www.jcn.co.uk/uploads/files/files/free-spin-and-coin-links_GM406889139.pdfIn PDF document text
    • https://www.jcn.co.uk/uploads/files/files/if-you-delete-minecraft-can-you-redownload-it-for-free_GM479516143.pdfIn PDF document text
    • https://www.jcn.co.uk/uploads/files/files/how-to-make-free-robux_GM431946152.pdfIn PDF document text
    • https://www.jcn.co.uk/uploads/files/files/pokemon-go-free-evolution-trade_GM1094591345.pdfIn PDF document text
    • https://www.jcn.co.uk/uploads/files/files/80-free-spins-coin-master_GM406889139.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_off0000514a.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x514A 24380 bytes
SHA-256: 653e93ef5131a3831d46ec2ed267d521407675da4bb112f19a4a103d0d1a8f27
font_01_sfnt_off0000892e.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x892E 18456 bytes
SHA-256: 7500aca679d0fadfbda1e17cf023a195ee80a601fef81e7f7ced8cf50182af56