PDF static analysis report

Static analysis result for SHA-256 37966b9f43285131…

SUSPICIOUS

PDF

43.6 KB Created: 2021-05-13 17:33:02 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: 7c6e5430e91030c53b9a2e12f344ccd4 SHA-1: c724096bdec12af2d4cbddc00159303926a8e737 SHA-256: 37966b9f432851314e171bad4c65fb8064ec167b9283576c46a182eab07e2c24
42 Risk Score

Malware Insights

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

The PDF contains multiple embedded URLs pointing to sites offering game hacks and free in-game currency, suggesting a lure for users to download malicious content. The ML classifier also strongly flagged this PDF as malicious. The presence of a visual download button heuristic further supports the malicious intent.

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/431946152/roblox-com-www-game-hack PDF link annotation
    • https://www.studio-dentistico-fiume.com/files/how-to-earn-robux-for-free-2021_GM431946152.pdfIn PDF document text
    • http://studio-dentistico-fiume.com/files/minecraft-pe-hacks_GM479516143.pdfIn PDF document text
    • https://www.studio-dentistico-fiume.com/files/how-to-hack-roblox-to-get-robux_GM431946152.pdfIn PDF document text
    • https://www.studio-dentistico-fiume.com/files/minecraft-gun-mod-download-free_GM479516143.pdfIn PDF document text
    • http://studio-dentistico-fiume.com/files/roblox-accounts-for-sale-free_GM431946152.pdfIn PDF document text
    • http://studio-dentistico-fiume.com/files/how-to-hack-and-get-free-robux_GM431946152.pdfIn PDF document text
    • https://www.studio-dentistico-fiume.com/files/roblox-hack-tool_GM431946152.pdfIn PDF document text
    • https://www.studio-dentistico-fiume.com/files/coin-master-hack-355_GM406889139.pdfIn PDF document text
    • https://www.studio-dentistico-fiume.com/files/coin-master-free-spins-and-coins-daily-links_GM406889139.pdfIn PDF document text
    • https://www.studio-dentistico-fiume.com/files/coin-master-free-spins-hack-ios_GM406889139.pdfIn PDF document text
    • https://www.studio-dentistico-fiume.com/files/how-to-get-robux-for-free-2021_GM431946152.pdfIn PDF document text
    • http://studio-dentistico-fiume.com/files/games-in-roblox-that-give-you-robux_GM431946152.pdfIn PDF document text
    • http://studio-dentistico-fiume.com/files/minecraft-bedrock-edition-free_GM479516143.pdfIn PDF document text
    • https://www.studio-dentistico-fiume.com/files/free-roblox-outfits_GM431946152.pdfIn PDF document text
    • http://studio-dentistico-fiume.com/files/free-minecraft-windows-10-account_GM479516143.pdfIn PDF document text
    • https://www.studio-dentistico-fiume.com/files/how-can-i-get-robux_GM431946152.pdfIn PDF document text
    • https://www.studio-dentistico-fiume.com/files/how-to-hack-roblox-2021_GM431946152.pdfIn PDF document text
    • https://www.studio-dentistico-fiume.com/files/coin-master-free-spins-deutsch-download-ios-link_GM406889139.pdfIn PDF document text
    • http://studio-dentistico-fiume.com/files/how-to-get-robux-for-free-2021_GM431946152.pdfIn PDF document text
    • https://www.studio-dentistico-fiume.com/files/coin-master-free-spins-link-2021-haktuts_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
font_00_sfnt_off00004913.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x4913 27372 bytes
SHA-256: 119636a20469168e16c4a40e0b55dd1d6e38e55748343152155f324928a00c41
font_01_sfnt_off000087bc.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x87BC 18404 bytes
SHA-256: ea0a2a5cedd1ee6fb599b4a2c571bc61c36dc6f9b4ccc5733157048bb53ac295