PDF static analysis report

Static analysis result for SHA-256 d368c807ebffcac1…

SUSPICIOUS

PDF

40.3 KB Created: 2021-04-27 05:18:43 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-16
MD5: 2f1dc5d68ee297cbe33bd74bf9ff8c40 SHA-1: 1a415a67537f36922ea26827848f9275ca88c096 SHA-256: d368c807ebffcac11ea5db5d15fef1a6137c34ea98b46e5826b9b84c87f74247
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF contains a lure related to obtaining free items for the game Roblox, directing users to a suspicious URL. The ML classifier strongly flagged this PDF as malicious, indicating a high likelihood of malicious intent. While no scripts were directly extracted, the presence of embedded URLs and the nature of the lure suggest an attempt to trick users into downloading a second-stage payload.

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-doge-head-on-roblox-for-free-game-hack PDF link annotation
    • http://www.saburai.ac.id/elibrary//repository/roblox-hack-account-real.pdfIn PDF document text
    • http://www.saburai.ac.id/elibrary//repository/again-here-for-free-robux-on-roblox-com-free4mobile24-com.pdfIn PDF document text
    • http://www.saburai.ac.id/elibrary//repository/how-to-get-a-lot-of-robux-hack.pdfIn PDF document text
    • http://www.saburai.ac.id/elibrary//repository/assassin-roblox-hacked-uncopylocked.pdfIn PDF document text
    • http://www.saburai.ac.id/elibrary//repository/roblox-copy-game-hack.pdfIn PDF document text
    • http://www.saburai.ac.id/elibrary//repository/websites-to-hack-roblox-accounts.pdfIn PDF document text
    • http://www.saburai.ac.id/elibrary//repository/hack-roblox-vehicle-simulator-2021.pdfIn PDF document text
    • http://www.saburai.ac.id/elibrary//repository/how-to-cheat-on-you-roblox-girlfriend.pdfIn PDF document text
    • http://www.saburai.ac.id/elibrary//repository/sword-fighting-roblox-game-free-to-copy.pdfIn PDF document text
    • http://www.saburai.ac.id/elibrary//repository/moon-tycoon-roblox-gives-free-robux.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
font_00_sfnt_off000040fa.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x40FA 25088 bytes
SHA-256: 51eabe7fe0949d5ede509d00bd14281730fdcee3263e9113d3b29d02c54105d1
font_01_sfnt_off00007922.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x7922 19072 bytes
SHA-256: 5a963ceafc925f3a417b51b605a62bf51076cd5a1dcb08e24d893c051deaa658

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