PDF static analysis report

Static analysis result for SHA-256 6149b9386ea67419…

SUSPICIOUS

PDF

41.7 KB Created: 2021-04-27 01:32:03 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: 1294b91f26cbc7b02aea5312e5a021c0 SHA-1: 2269539515f3daaee85443d123474b924c0bad79 SHA-256: 6149b9386ea67419ecf195547d9045d0e6c7f605a7a76a58b93e478ae10ed871
50 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains a lure for 'Free Robux Accounts' and directs users to a suspicious URL. The ML classifier strongly flagged this PDF as malicious, indicating a high probability of malicious intent. While no scripts were explicitly extracted, the presence of external URIs and the document's content suggest it is designed to trick users into visiting malicious sites, likely for credential harvesting or malware delivery.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9941

Heuristics 4

  • 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
  • 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-accounts-v3rmillion-game-hack PDF link annotation
    • https://lib-stie.yai.ac.id/repository/dife-com-free-robux.pdfIn PDF document text
    • https://lib-stie.yai.ac.id/repository/how-to-get-robux-on-roblox-hack-no-human-verification.pdfIn PDF document text
    • https://lib-stie.yai.ac.id/repository/how-to-get-clothes-for-free-on-roblox-2021.pdfIn PDF document text
    • https://lib-stie.yai.ac.id/repository/roblox-acount-info-hack-with-robux.pdfIn PDF document text
    • https://lib-stie.yai.ac.id/repository/roblox-animation-pack-free.pdfIn PDF document text
    • https://lib-stie.yai.ac.id/repository/w-to-get-free-robux.pdfIn PDF document text
    • https://lib-stie.yai.ac.id/repository/free-model-purchase-request-roblox-spam.pdfIn PDF document text
    • https://lib-stie.yai.ac.id/repository/rosenberg-roblox-hack-pain-access.pdfIn PDF document text
    • https://lib-stie.yai.ac.id/repository/roblox-natural-disaster-fly-hack.pdfIn PDF document text
    • https://lib-stie.yai.ac.id/repository/free-roblox-badges.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_off00004094.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x4094 27884 bytes
SHA-256: 61fdb4d3be95f2225228b890971b9e5006d1fcab9646327a7f9c56d516e49ae0
font_01_sfnt_off00007f85.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x7F85 18880 bytes
SHA-256: 1196a2e9e1bd1b5eab136a18261cf72489bf378a975ed0ce31946ac9332b1740

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