PDF static analysis report

Static analysis result for SHA-256 adccc09adfc062f5…

SUSPICIOUS

PDF

40.2 KB Created: 2021-05-04 09:06:07 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: e341abb7ecc1d04f0d8ad2974b3dc25d SHA-1: 5473434c3eeea407b5fdf67e7d645b274129494a SHA-256: adccc09adfc062f569984939fb761cf4b335f50eb1530af73a99e261e394c889
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains multiple embedded URLs and a call-to-action phrase, strongly suggesting a phishing attempt to trick users into visiting malicious websites. The ML classifier also flagged this PDF as malicious. The document body and embedded URLs indicate a lure for free Robux, a common tactic in gaming-related scams.

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/how-to-get-free-robux-hack-code-game-hack PDF link annotation
    • https://lib.stie-yai.ac.id/repository/dexode-hack-to-survive-roblox.pdfIn PDF document text
    • https://lib.stie-yai.ac.id/repository/free-robux-online-no-human-verification.pdfIn PDF document text
    • https://lib.stie-yai.ac.id/repository/roblox-armored-patrol-hack.pdfIn PDF document text
    • https://lib.stie-yai.ac.id/repository/bot-groups-free-roblox.pdfIn PDF document text
    • https://lib.stie-yai.ac.id/repository/roblox-kids-free-robux.pdfIn PDF document text
    • https://lib.stie-yai.ac.id/repository/how-to-get-free-vip-in-fashion-famous-roblox.pdfIn PDF document text
    • https://lib.stie-yai.ac.id/repository/free-roblox-card-codes-not-expired-2021.pdfIn PDF document text
    • https://lib.stie-yai.ac.id/repository/roblox-phantomforces-flame-cheat.pdfIn PDF document text
    • https://lib.stie-yai.ac.id/repository/roblox-studio-online-free.pdfIn PDF document text
    • https://lib.stie-yai.ac.id/repository/best-way-to-hack-roblox.pdfIn PDF document text
    • http://en.wikipedia.org/wiki/MIT_LicenseIn PDF document text

Extracted artifacts 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
stream_003_off00004013.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x4013 25716 bytes
SHA-256: c4cadb6f7b82cefce871a4a62ad70ebaa229af8971e8b77dcb102baec5abb0a6
font_01_sfnt_off0000794b.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x794B 18856 bytes
SHA-256: 0f8102e7baed8af5faddb100d954437ed07d2004d76a72a2ac3415bf4a1beb25