PDF static analysis report

Static analysis result for SHA-256 89ac0d82a1f3a50b…

SUSPICIOUS

PDF

40.5 KB Created: 2021-04-27 17:38:47 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-17
MD5: 98bcf03a530cc35a48d179350c180af2 SHA-1: 4d06873655e05abac28206ca4be6bbc9778f6e8b SHA-256: 89ac0d82a1f3a50bc1fdd1d8bc76edf407f17c949d39cf3e8868fe96402fdf96
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1204.002 Malicious Link

The PDF contains an embedded URL and a heuristic firing for a visual download button, strongly suggesting a lure to download a secondary payload. The ML classifier also flagged the PDF as malicious with high confidence. The document body and embedded URL point towards a 'Roblox hack' theme, indicating a social engineering attempt.

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/roblox-hack-site-no-verification-game-hack PDF link annotation
    • http://www.saburai.ac.id/elibrary//repository/easiest-ways-to-make-robux-on-roblox-for-free.pdfIn PDF document text
    • http://www.saburai.ac.id/elibrary//repository/hacks-to-get-robux-in-roblox.pdfIn PDF document text
    • http://www.saburai.ac.id/elibrary//repository/free-uploader-roblox-exploit.pdfIn PDF document text
    • http://www.saburai.ac.id/elibrary//repository/roblox-free-complete-game.pdfIn PDF document text
    • http://www.saburai.ac.id/elibrary//repository/roblox-apk-hack-mega.pdfIn PDF document text
    • http://www.saburai.ac.id/elibrary//repository/roblox-redeem-toy-codes-free.pdfIn PDF document text
    • http://www.saburai.ac.id/elibrary//repository/skin-hack-roblox.pdfIn PDF document text
    • http://www.saburai.ac.id/elibrary//repository/game-empire-tycoon-roblox-hack-script.pdfIn PDF document text
    • http://www.saburai.ac.id/elibrary//repository/daniel-hack-roblox.pdfIn PDF document text
    • http://www.saburai.ac.id/elibrary//repository/roblox-hacks-xray-2021.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_off00004039.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x4039 26692 bytes
SHA-256: c7adfcefce6706f4b3763305258f30aa200f42c516de275f4a97e99f539e9f48
font_01_sfnt_off00007b8e.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x7B8E 18540 bytes
SHA-256: a5027356c4c6eae29b8818f0dd1c0a3bb0c150be01afe98087f1d4b18e5bf87a

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