PDF static analysis report

Static analysis result for SHA-256 e3250b777225e056…

SUSPICIOUS

PDF

35.6 KB Created: 2021-06-21 06:48:01 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: bb6f8cb70f783b3d02460f84fe1e27f8 SHA-1: 517175825a54382bad18f695ac2bef4ca9beadff SHA-256: e3250b777225e056d70fbb125af8f67c72fd8e856dfaf7818696d4bc317e5beb
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

This PDF document contains embedded URLs and a visual download button lure, strongly suggesting an attempt to trick users into downloading malicious content. The ML classifier also flagged this PDF with high confidence. While no scripts were explicitly extracted, the presence of external URIs and the document's theme of 'free game currency' are common tactics for distributing malware or leading users to phishing sites.

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.co/app/431946152/roblox-promocodes-free-robux-game-hack PDF link annotation
    • https://luyenthitoanpro.com/public/upload/files/robux-app_GM431946152.pdfIn PDF document text
    • https://luyenthitoanpro.com/public/upload/files/free-coin-master-spins-2021_GM406889139.pdfIn PDF document text
    • https://luyenthitoanpro.com/public/upload/files/coinmasterhack-club_GM406889139.pdfIn PDF document text
    • https://luyenthitoanpro.com/public/upload/files/coin-master-fan-page_GM406889139.pdfIn PDF document text
    • https://luyenthitoanpro.com/public/upload/files/free-roblox-codes-2021_GM431946152.pdfIn PDF document text
    • https://luyenthitoanpro.com/public/upload/files/coin-master-free-link-today_GM406889139.pdfIn PDF document text
    • https://luyenthitoanpro.com/public/upload/files/free-robux-app_GM431946152.pdfIn PDF document text
    • https://luyenthitoanpro.com/public/upload/files/totally-free-coin-master-spins-2021_GM406889139.pdfIn PDF document text
    • https://luyenthitoanpro.com/public/upload/files/free-minecraft-alt-accounts_GM479516143.pdfIn PDF document text
    • https://luyenthitoanpro.com/public/upload/files/how-do-u-get-free-robux-without-paying_GM431946152.pdfIn PDF document text
    • https://luyenthitoanpro.com/public/upload/files/hacking-roblox-dll_GM431946152.pdfIn PDF document text
    • https://luyenthitoanpro.com/public/upload/files/minecraft-dungeons-free_GM479516143.pdfIn PDF document text
    • https://luyenthitoanpro.com/public/upload/files/rbx-roblox_GM431946152.pdfIn PDF document text
    • https://luyenthitoanpro.com/public/upload/files/www-rbx-com_GM431946152.pdfIn PDF document text
    • https://luyenthitoanpro.com/public/upload/files/free-coins-coin-master-blog_GM406889139.pdfIn PDF document text
    • https://luyenthitoanpro.com/public/upload/files/how-to-get-free-robux-no-verification-2021_GM431946152.pdfIn PDF document text
    • https://luyenthitoanpro.com/public/upload/files/free-minecraft-premium-account_GM479516143.pdfIn PDF document text
    • https://luyenthitoanpro.com/public/upload/files/how-to-hack-coin-master-game-2021_GM406889139.pdfIn PDF document text
    • https://luyenthitoanpro.com/public/upload/files/free-robux-no-human-verification_GM431946152.pdfIn PDF document text
    • https://luyenthitoanpro.com/public/upload/files/how-to-get-free-stuff-on-roblox_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_off00003346.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x3346 22396 bytes
SHA-256: 58d458abc663ccae5d48d95b6c6e5325d0b784dd78b5e835b1789a3ac1e2daed
font_01_sfnt_off00006570.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x6570 19380 bytes
SHA-256: 6c24391b660ef37bc9e65fadd73b99458221e9914799ed0756f8718fadca69a0