PDF static analysis report

Static analysis result for SHA-256 d198165f6065afd1…

SUSPICIOUS

PDF

34.5 KB Created: 2021-06-25 00:41:57 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-16
MD5: bef95286a01c6099bd3a18166d31881a SHA-1: 0ea81efbedaa451c0da37a2e4da0911c4f22f56b SHA-256: d198165f6065afd150b34f5fb02bcd742540a6380c1f69ec67450032b78f4085
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains numerous URLs and text related to obtaining free Robux and game hacks, indicating a lure for users to download potentially malicious content. The ML classifier strongly flagged this PDF as malicious, and the presence of external URIs further supports a suspicious nature. Although no scripts were explicitly extracted, the document's structure and content suggest it's designed to facilitate the download of a second-stage payload.

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/free-robux-on-roblox-robuxian-hack-game-hack PDF link annotation
    • http://www.nelsonssales.com/media/storage/editor/files/hack-coin-master-app-ios_GM406889139.pdfIn PDF document text
    • http://www.nelsonssales.com/media/storage/editor/files/how-do-u-get-free-robux_GM431946152.pdfIn PDF document text
    • http://www.nelsonssales.com/media/storage/editor/files/earn-robux-sites_GM431946152.pdfIn PDF document text
    • http://www.nelsonssales.com/media/storage/editor/files/how-to-get-free-robux_GM431946152.pdfIn PDF document text
    • http://www.nelsonssales.com/media/storage/editor/files/how-to-get-admin-commands-on-roblox-without-cheat-engine_GM431946152.pdfIn PDF document text
    • http://www.nelsonssales.com/media/storage/editor/files/roblox-svg-free_GM431946152.pdfIn PDF document text
    • http://www.nelsonssales.com/media/storage/editor/files/coin-master-hack-version-2021_GM406889139.pdfIn PDF document text
    • http://www.nelsonssales.com/media/storage/editor/files/como-hackear-roblox-2021-espaol_GM431946152.pdfIn PDF document text
    • http://www.nelsonssales.com/media/storage/editor/files/how-to-hack-to-get-robux_GM431946152.pdfIn PDF document text
    • http://www.nelsonssales.com/media/storage/editor/files/wwwcoin-master-hack-game-download_GM406889139.pdfIn PDF document text
    • http://www.nelsonssales.com/media/storage/editor/files/minecraft-free_GM479516143.pdfIn PDF document text
    • http://www.nelsonssales.com/media/storage/editor/files/free-coin-master-spins-blog_GM406889139.pdfIn PDF document text
    • http://www.nelsonssales.com/media/storage/editor/files/coin-master-daily-free-spins-link-app_GM406889139.pdfIn PDF document text
    • http://www.nelsonssales.com/media/storage/editor/files/free-coin-master-game_GM406889139.pdfIn PDF document text
    • http://www.nelsonssales.com/media/storage/editor/files/hacks-for-arsenal-roblox-mega_GM431946152.pdfIn PDF document text
    • http://www.nelsonssales.com/media/storage/editor/files/how-to-get-free-stuff-on-roblox-games_GM431946152.pdfIn PDF document text
    • http://www.nelsonssales.com/media/storage/editor/files/free-robux-microsoft_GM431946152.pdfIn PDF document text
    • http://www.nelsonssales.com/media/storage/editor/files/roblox-weight-lifting-simulator-3-hack_GM431946152.pdfIn PDF document text
    • http://www.nelsonssales.com/media/storage/editor/files/robloxmatchcom-free-robux_GM431946152.pdfIn PDF document text
    • http://www.nelsonssales.com/media/storage/editor/files/how-to-get-free-stuff-on-roblox_GM431946152.pdfIn PDF document text
    • http://en.wikipedia.org/wiki/MIT_LicenseIn PDF document text

Related samples 8

Ranked by shared artifacts, heuristics, extracted URLs, CVEs, and signatures.

Full JSON: related samples API

Extracted artifacts 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00002f75.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x2F75 22448 bytes
SHA-256: 6f96cfd5e371d66402eef828788e77b314dae6bfb2e44bddccaa9b12953fbaae
font_01_sfnt_off000061ad.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x61AD 19080 bytes
SHA-256: 8d40866ffc99f0ac5e5b4625dd7a12583e3503884d3181ca3d89b7c9bd2f4ecd

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