PDF static analysis report

Static analysis result for SHA-256 1f545ad09cf766e4…

SUSPICIOUS

PDF

35.1 KB Created: 2021-07-05 09:38:45 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: 38c1684568a402c7fb4bb98f05eaa5b0 SHA-1: fb5ef270bcafdfb05cd63eb8dc6ff364d7a28102 SHA-256: 1f545ad09cf766e4724bbe5ec797768e38139015757d46e48297b22f41357f6b
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains multiple embedded URLs, with a primary focus on lures for game hacks and cheats, such as 'free-minecraft-java-server-game-hack'. The presence of a 'ML_NYX_PDF_MALICIOUS' heuristic firing and a visual download button lure suggests an intent to trick the user into downloading malicious content. While no scripts were explicitly extracted, the structure and embedded URIs are indicative of a phishing or malware distribution attempt.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9980

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 http://netcdn.tw/app/479516143/free-minecraft-java-server-game-hack PDF link annotation
    • https://vierabyragazze.com/upload/files/win-free-robux_GM431946152.pdfIn PDF document text
    • https://vierabyragazze.com/upload/files/roblox-hack-codes_GM431946152.pdfIn PDF document text
    • https://vierabyragazze.com/upload/files/roblox-2021_GM431946152.pdfIn PDF document text
    • https://vierabyragazze.com/upload/files/coin-master-hack-generator_GM406889139.pdfIn PDF document text
    • https://vierabyragazze.com/upload/files/hack-the-game-coin-master_GM406889139.pdfIn PDF document text
    • https://vierabyragazze.com/upload/files/coin-master-hack-without-verification-2021_GM406889139.pdfIn PDF document text
    • https://vierabyragazze.com/upload/files/comment-faire-pour-hacker-sur-prison-life-roblox_GM431946152.pdfIn PDF document text
    • https://vierabyragazze.com/upload/files/how-to-get-free-robux-easy-hack_GM431946152.pdfIn PDF document text
    • https://vierabyragazze.com/upload/files/pokemon-go-no-free-remote-raid-pass_GM1094591345.pdfIn PDF document text
    • https://vierabyragazze.com/upload/files/free-tiktok-views_GM835599320.pdfIn PDF document text
    • https://vierabyragazze.com/upload/files/roblox-cheat-codes-for-robux-2021_GM431946152.pdfIn PDF document text
    • https://vierabyragazze.com/upload/files/free-roblox-shading_GM431946152.pdfIn PDF document text
    • https://vierabyragazze.com/upload/files/how-to-play-minecraft-for-free_GM479516143.pdfIn PDF document text
    • https://vierabyragazze.com/upload/files/free-trello-gold-roblox_GM431946152.pdfIn PDF document text
    • https://vierabyragazze.com/upload/files/coin-master-free-spins-link-haktuts_GM406889139.pdfIn PDF document text
    • https://vierabyragazze.com/upload/files/how-to-get-minecraft-realms-for-free_GM479516143.pdfIn PDF document text
    • https://vierabyragazze.com/upload/files/how-to-hack-someones-roblox-account-for-robux_GM431946152.pdfIn PDF document text
    • https://vierabyragazze.com/upload/files/coin-master-free-spins-today-daily-links_GM406889139.pdfIn PDF document text
    • https://vierabyragazze.com/upload/files/how-to-make-roblox-hacks_GM431946152.pdfIn PDF document text
    • https://vierabyragazze.com/upload/files/how-to-get-free-robux-with-no-verification_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
font_00_sfnt_off00003590.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x3590 22368 bytes
SHA-256: 902f59be8467f969b617d7a3e6abd08e808bdd647d0176dcce788ebf7af3f1f6
font_01_sfnt_off00006726.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x6726 18136 bytes
SHA-256: 79ce7aa8dec46b2fdcf29b8d0048edf05813e69cc12e123608cbd366e975b5c1