PDF static analysis report

Static analysis result for SHA-256 18d8348766e70b62…

SUSPICIOUS

PDF

46.6 KB Created: 2021-05-16 10:19:53 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: bcb9349d2819940d412e404144ad1b23 SHA-1: 85c79e9566d5ca2b52d213db8ce6df287c30dc65 SHA-256: 18d8348766e70b62e4e8fd7f40cfe44261af1c09e6649a91a0371bedc295a04a
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 visual call-to-action, strongly suggesting a phishing or social engineering attempt. The ML classifier also flagged this PDF as malicious. The primary lure appears to be offering in-game currency or benefits for popular games like Roblox and Coin Master, directing users to download further content.

Machine Learning

  • Nyx PDF Classifier malicious score 0.8948

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/431946152/roblox-pink-free-robux-game-hack PDF link annotation
    • http://www.marambio.com.ar/images/getrobux-ninja_GM431946152.pdfIn PDF document text
    • http://www.marambio.com.ar/images/coin-master-free-card-link-today_GM406889139.pdfIn PDF document text
    • http://www.marambio.com.ar/images/coin-master-free-spins-today-daily-links_GM406889139.pdfIn PDF document text
    • http://www.marambio.com.ar/images/coin-master-hack-tool-without-human-verification_GM406889139.pdfIn PDF document text
    • http://www.marambio.com.ar/images/coin-master-free-spins-hack-download_GM406889139.pdfIn PDF document text
    • http://www.marambio.com.ar/images/minecraft-education-free_GM479516143.pdfIn PDF document text
    • http://www.marambio.com.ar/images/coin-master-spins_GM406889139.pdfIn PDF document text
    • http://www.marambio.com.ar/images/how-to-get-free-robux-hack_GM431946152.pdfIn PDF document text
    • http://www.marambio.com.ar/images/easy-robux-hack_GM431946152.pdfIn PDF document text
    • http://www.marambio.com.ar/images/links-to-get-free-spins-on-coin-master_GM406889139.pdfIn PDF document text
    • http://www.marambio.com.ar/images/coin-master-hack-apk-download-for-android-mobile_GM406889139.pdfIn PDF document text
    • http://www.marambio.com.ar/images/coin-master-free-spins-hack-but-no-surveys_GM406889139.pdfIn PDF document text
    • http://www.marambio.com.ar/images/free-robux-no-verification_GM431946152.pdfIn PDF document text
    • http://www.marambio.com.ar/images/free-robux-hack_GM431946152.pdfIn PDF document text
    • http://www.marambio.com.ar/images/www-rbxhut-com_GM431946152.pdfIn PDF document text
    • http://www.marambio.com.ar/images/roblox-hack-scripts-pastebin_GM431946152.pdfIn PDF document text
    • http://www.marambio.com.ar/images/free-spin-coin-master-game_GM406889139.pdfIn PDF document text
    • http://www.marambio.com.ar/images/coin-master-free-spins-instagram_GM406889139.pdfIn PDF document text
    • http://www.marambio.com.ar/images/roblox-zone-free-robux_GM431946152.pdfIn PDF document text
    • http://www.marambio.com.ar/images/free-coin-master-spins-for-today_GM406889139.pdfIn PDF document text
    • http://en.wikipedia.org/wiki/MIT_LicenseIn PDF document text

Extracted artifacts 3

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00004b52.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x4B52 27260 bytes
SHA-256: 80df91cb60f6f166c198451911a1447dc4853e6baf4284254f0307c1429d9597
font_01_sfnt_off00008963.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x8963 2824 bytes
SHA-256: bd082aa73fbb1a8b3bd2e5c998d3d8e31d1dfc71ea36f846af746f69a0d2ab7f
font_02_sfnt_off00009317.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x9317 18532 bytes
SHA-256: 62e9169d40109a3abf4bdf842601a34c83c90693a7fee2a3f682a11a81f7ba3a