Malicious PDF — malware analysis report

Static analysis result for SHA-256 a482770b22b98a38…

MALICIOUS

PDF

41.9 KB Created: 2021-04-30 05:01:35 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2026-06-04
MD5: d50478ac97e62c75ce49cc3607a0c33b SHA-1: d8a98d166b967b0f7ec0e7a099201fcbc5ed1c8a SHA-256: a482770b22b98a381a2b1e2ccf1e54f98608440495e17610432387eeb95bff8c
108 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF contains embedded links and text that mimic a download prompt for a Roblox hacking tool, including urgency lures. The primary link identified, https://netcdn.xyz/app/431946152/how-to-hack-someone, is flagged as a malicious redirector. While no scripts were explicitly extracted, the PDF structure and embedded URLs strongly suggest a social engineering attack aimed at tricking users into downloading or accessing malicious content.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9941

Heuristics 4

  • 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.
  • Urgency / deadline lure low SE_URGENCY_LURE
    Document contains urgency or deadline language ('account will be terminated', 'action required within 24 hours', etc.) — useful context, but low-signal without other findings
  • 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-someone In PDF document text
    • https://lib-stie.yai.ac.id/repository/autoclick-hack-for-roblox.pdfIn PDF document text
    • https://lib-stie.yai.ac.id/repository/quick-and-easy-hacks-for-roblox-jailbreak.pdfIn PDF document text
    • https://lib-stie.yai.ac.id/repository/roblox-robux-hack-exe.pdfIn PDF document text
    • https://lib-stie.yai.ac.id/repository/how-to-hack-youtubers-roblox-password.pdfIn PDF document text
    • https://lib-stie.yai.ac.id/repository/free-robux-script-tampermonkey.pdfIn PDF document text
    • https://lib-stie.yai.ac.id/repository/how-to-hack-roblox-accounts-ios.pdfIn PDF document text
    • https://lib-stie.yai.ac.id/repository/esopera-hack-roblox.pdfIn PDF document text
    • https://lib-stie.yai.ac.id/repository/roblox-account-free-with-robux.pdfIn PDF document text
    • https://lib-stie.yai.ac.id/repository/free-promo-codes-roblox-october-2021.pdfIn PDF document text
    • https://lib-stie.yai.ac.id/repository/how-to-get-free-robux-buy-obby-link-in-description.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
stream_003_off000042ef.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x42EF 25948 bytes
SHA-256: 997e3eb805a7a9df6fad69ff253bd4a7924250bf27788529f6bcea451a814f61
font_01_sfnt_off00007ed4.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x7ED4 19316 bytes
SHA-256: 0830f2bc2b032c7ad37be74462a8461862374830fa053aba1852b18e492c5f08

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