PDF static analysis report

Static analysis result for SHA-256 37a86a7b68fe01ee…

SUSPICIOUS

PDF

43.2 KB Created: 2021-05-17 21:39:19 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: a5c283d8048ea124494b1993fac88f60 SHA-1: 50fd0f27696b84fff1f553abb3ea4a641c9aec5f SHA-256: 37a86a7b68fe01eedf9e21d9fb176b3fc00275cb71f3bb3720e7f46a3f8aaca2
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains a lure for "Coin Master" game cheats, directing users to a suspicious URL. The ML classifier strongly flagged this PDF as malicious, and embedded URLs suggest a phishing or scam attempt. While no scripts were explicitly extracted, the presence of embedded URLs and the ML detection indicate a high likelihood of malicious intent, possibly involving a JavaScript exploit or a direct redirection to a malicious site.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9969

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-400-spin-link-today-game-hack PDF link annotation
    • https://www.audipec.com.br/images/free-daily-coin-master-coins_GM406889139.pdfIn PDF document text
    • https://www.audipec.com.br/images/play-minecraft-pocket-edition-for-free_GM479516143.pdfIn PDF document text
    • https://www.audipec.com.br/images/robux-com-free-robux_GM431946152.pdfIn PDF document text
    • https://www.audipec.com.br/images/coin-master-hack-mod-game-download_GM406889139.pdfIn PDF document text
    • https://www.audipec.com.br/images/coin-master-32-android-mod-hack-apk-download_GM406889139.pdfIn PDF document text
    • https://www.audipec.com.br/images/coin-master-free-spins-coins_GM406889139.pdfIn PDF document text
    • https://www.audipec.com.br/images/free-robux-no-verification-2021_GM431946152.pdfIn PDF document text
    • https://www.audipec.com.br/images/coin-master-homepage_GM406889139.pdfIn PDF document text
    • https://www.audipec.com.br/images/how-to-play-coin-master_GM406889139.pdfIn PDF document text
    • https://www.audipec.com.br/images/app-for-free-spins-on-coin-master_GM406889139.pdfIn PDF document text
    • https://www.audipec.com.br/images/free-spin-coin-master-online_GM406889139.pdfIn PDF document text
    • https://www.audipec.com.br/images/free-robux-download_GM431946152.pdfIn PDF document text
    • https://www.audipec.com.br/images/coin-master-free-spins-and-free-coins_GM406889139.pdfIn PDF document text
    • https://www.audipec.com.br/images/free-robux-without-doing-anything_GM431946152.pdfIn PDF document text
    • https://www.audipec.com.br/images/free-robux-script_GM431946152.pdfIn PDF document text
    • https://www.audipec.com.br/images/coin-master-money-hack_GM406889139.pdfIn PDF document text
    • https://www.audipec.com.br/images/minecraft-free-app_GM479516143.pdfIn PDF document text
    • https://www.audipec.com.br/images/play-minecraft-online-free_GM479516143.pdfIn PDF document text
    • https://www.audipec.com.br/images/rbx-land-free-robux_GM431946152.pdfIn PDF document text
    • https://www.audipec.com.br/images/how-to-create-a-minecraft-server-for-free_GM479516143.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_003_off00004b5b.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x4B5B 25804 bytes
SHA-256: d33b930a3b49e4d326ee32ccf5b55c6b1dce7f9e07e61b3b945af5942df94f2e
font_01_sfnt_off000085b1.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x85B1 18480 bytes
SHA-256: dad02a5aef0ea5dcf7b1fe658ab5d5874ad8a27366cac98dbe4b862ee070bc87