PDF static analysis report

Static analysis result for SHA-256 4360801541a0f453…

SUSPICIOUS

PDF

51.1 KB Created: 2021-05-04 10:14:03 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: 136703384eacb62a01fde424486a2c83 SHA-1: 6ce1faf293be871d1d40f2f11124ad8a740a22a5 SHA-256: 4360801541a0f4537815dc83a86948a2d542e65f282d06baae65f315a2dd3a55
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF contains multiple embedded URLs, with one specifically pointing to a resource promising free game currency ('robux'). The ML classifier also flagged this PDF as malicious. The presence of these links suggests the document is designed to trick users into visiting malicious sites, likely to download further malware or engage in credential harvesting. No scripts were extracted from this sample.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9763

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/431946152/20210-robux-free-game-hack PDF link annotation
    • https://lib-stie.yai.ac.id/repository/how-to-get-the-free-robot-avatar-in-roblox.pdfIn PDF document text
    • https://lib-stie.yai.ac.id/repository/cheats-for-big-paintball-roblox.pdfIn PDF document text
    • https://lib-stie.yai.ac.id/repository/roblox-obby-online-free.pdfIn PDF document text
    • https://lib-stie.yai.ac.id/repository/dead-mist-2-hack-roblox.pdfIn PDF document text
    • https://lib-stie.yai.ac.id/repository/roblox-juwelen-hack-mad-paintball.pdfIn PDF document text
    • https://lib-stie.yai.ac.id/repository/roblox-lumber-tycoon-2-hack-download-for-laptop.pdfIn PDF document text
    • https://lib-stie.yai.ac.id/repository/roblox-free-roblox-card-codes-2021.pdfIn PDF document text
    • https://lib-stie.yai.ac.id/repository/boost-vector-roblox-hack.pdfIn PDF document text
    • https://lib-stie.yai.ac.id/repository/games-that-give-u-free-robux-2021.pdfIn PDF document text
    • https://lib-stie.yai.ac.id/repository/youtube-how-to-get-free-robux-2021.pdfIn PDF document text
    • http://en.wikipedia.org/wiki/MIT_LicenseIn PDF document text

Related samples 3

Ranked by shared artifacts, heuristics, extracted URLs, CVEs, and signatures.

Full JSON: related samples API

Extracted artifacts 3

Files carved from inside the sample during analysis.

FilenameKindSourceSize
stream_003_off000045f2.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x45F2 39156 bytes
SHA-256: 321bf1179460b48e48e055eefe9700e10871d2f5f5e94e65abfb609d5b48ac3a
font_01_sfnt_off0000996a.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x996A 3884 bytes
SHA-256: 40b61f8938bd710dc29dc58ba3fde91c245a6a69596ec569b4d27c769ca417cf
font_02_sfnt_off0000a611.bin pdf-font-stream PDF embedded font (sfnt) at offset 0xA611 18416 bytes
SHA-256: 1d58594525fc6e24d63297213ff6f940da3d45d2f4e1b1ac1617defda3adde21

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