PDF static analysis report

Static analysis result for SHA-256 15f968cae96b8e07…

SUSPICIOUS

PDF

40.9 KB Created: 2021-05-01 17:39:51 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: d30cd4af3bf13238ec19a8390614da87 SHA-1: 5accfa004554d212be4a63813f875f36929beaa4 SHA-256: 15f968cae96b8e0763d17b3aeb4ba393b35d6c1adffa615047d69e7719f26fd6
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains numerous embedded URLs, many of which are related to 'Robux hacks' and downloads, suggesting a lure for potentially unwanted or malicious software. The ML classifier strongly flagged this PDF as malicious, and the presence of external URIs further supports this assessment. While no scripts were explicitly extracted, the document's structure and embedded links indicate an attempt to direct users to malicious content.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9941

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/free-robux-every-5-seconds-directo-game-hack PDF link annotation
    • http://www.nlcitychurch.org.hk/upload/userfiles/files/free-robux-memes.pdfIn PDF document text
    • http://www.nlcitychurch.org.hk/upload/userfiles/files/assassin-roblox-download-hack.pdfIn PDF document text
    • http://www.nlcitychurch.org.hk/upload/userfiles/files/phantom-roblox-hack.pdfIn PDF document text
    • http://www.nlcitychurch.org.hk/upload/userfiles/files/robux-pastebin-hack-no-waiting.pdfIn PDF document text
    • http://www.nlcitychurch.org.hk/upload/userfiles/files/que-pasa-si-mientes-al-hacker-de-roblox.pdfIn PDF document text
    • http://www.nlcitychurch.org.hk/upload/userfiles/files/roblox-bee-swarm-hack.pdfIn PDF document text
    • http://www.nlcitychurch.org.hk/upload/userfiles/files/free-roblox-promo-codes-october-2021.pdfIn PDF document text
    • http://www.nlcitychurch.org.hk/upload/userfiles/files/robux-hack-sur-pc-sans-humain-verification.pdfIn PDF document text
    • http://www.nlcitychurch.org.hk/upload/userfiles/files/free-roblox-admin-commands.pdfIn PDF document text
    • http://www.nlcitychurch.org.hk/upload/userfiles/files/free-roblox-app.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_off000041a0.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x41A0 25604 bytes
SHA-256: 13862bedddcde5e94ccb32f724fad1eb1b12759a3e9a2fd8aca6c06aaaa2787f
font_01_sfnt_off00007ba2.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x7BA2 19008 bytes
SHA-256: 799c0dcd8ef754faf350f6d7626fd7b8e926b189ac34f9eb85fb6f3a19f8dbda

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