PDF static analysis report

Static analysis result for SHA-256 f76c761fca20de04…

SUSPICIOUS

PDF

41.6 KB Created: 2021-04-27 14:57:39 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-16
MD5: 56dff12bb95316034d1438d8dfe9f377 SHA-1: ee2b36b1faabcb4613f47252e249403cc685408d SHA-256: f76c761fca20de04bc2587889218241e80db206b289d046a37d1dd7975dc5d19
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains a lure related to "Roblox Stucid Fly Hack" and includes an external URI pointing to a suspicious URL. The ML classifier also flagged this PDF as malicious. While no scripts were explicitly extracted, the presence of embedded URLs and the overall context suggest an attempt to trick the user into downloading a secondary payload, likely related to game cheating or malware.

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-stucid-fly-hack-game-hack PDF link annotation
    • http://www.saburai.ac.id/elibrary//repository/80-robux-for-free.pdfIn PDF document text
    • http://www.saburai.ac.id/elibrary//repository/free-robux-hack-no-verification.pdfIn PDF document text
    • http://www.saburai.ac.id/elibrary//repository/free-robux-promo-cides.pdfIn PDF document text
    • http://www.saburai.ac.id/elibrary//repository/roblox-hack-prision-life-2021.pdfIn PDF document text
    • http://www.saburai.ac.id/elibrary//repository/hats-roblox-free.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/free-5-bil-robux.pdfIn PDF document text
    • http://www.saburai.ac.id/elibrary//repository/how-to-get-free-clothes-roblox-ipad.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-speed-race-hacks-download.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_off00004231.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x4231 27652 bytes
SHA-256: 9d500ef2e4b74ef44a28fb6e19dba16f2b2e4be134024b329a296219a8d19598
font_01_sfnt_off00007eb9.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x7EB9 19064 bytes
SHA-256: 39ba9f6671bda075317e15092fca21f7949242fb19db61f27231bf9826c83bf8

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