Malicious PDF — malware analysis report

Static analysis result for SHA-256 b2d3f1e37c29a826…

MALICIOUS

PDF

40.1 KB Created: 2021-05-12 11:36:19 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2026-06-04
MD5: e75e85019a9c8812a439242f66057cf0 SHA-1: 814e692e8c428096e608df9f8efa6bb15890899a SHA-256: b2d3f1e37c29a82608bd021b21661714a31325211fdd799dca6d2f4ed73c638d
70 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF contains embedded links and text that explicitly promise a "Roblox Account Hack" and "Roblox Generator". One of the embedded URLs, https://netcdn.xyz/app/431946152/how-to-hack-into-someone's-roblox-account-game-hack, is flagged as malicious. The document body, though partially garbled, reinforces the lure by repeating the promise of hacking tools. This indicates a phishing or scam attempt, likely using the PDF as an attachment in a spearphishing campaign.

Machine Learning

  • Nyx PDF Classifier clean score 0.0128

Heuristics 3

  • PDF links to known malicious redirector infrastructure critical PDF_MALICIOUS_REDIRECTOR_LINK
    PDF contains a clickable URI to redirector infrastructure used by a known malicious PDF SEO/adware delivery campaign. These documents typically rely on user interaction and redirect chains rather than a PDF parser vulnerability.
  • 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
  • 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/how-to-hack-into-someone In 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_off000033d3.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x33D3 24808 bytes
SHA-256: 3a2befeb1f37389be719d83937a7a9172d00f0142a6da004c77c078bdab0a97f
font_01_sfnt_off00006c68.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x6C68 5596 bytes
SHA-256: 9a13c2580265a78e8a7257496a31ee0055738af7e20a5661c2902efe4bf05ce5
font_02_sfnt_off00007910.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x7910 18912 bytes
SHA-256: bf4ecd0153dd3a330a8d8544a3db10b129edd23679e66a7dba01ca4f284b0ccb

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