PDF static analysis report

Static analysis result for SHA-256 be2310f66891e496…

SUSPICIOUS

PDF

46.7 KB Created: 2021-04-28 07:57:13 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: 6da4af4ff2869956d39cd0d47e58466c SHA-1: 253e2c86b0b32f5593f6fb5279d3f629818a43c0 SHA-256: be2310f66891e496a680ca8a26a99a96c416d473b596169de9d09660e8df6bfc
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains embedded URLs and a visual lure suggesting a download for free in-game currency for Roblox. The ML classifier strongly flagged this PDF as malicious, indicating it likely serves as a dropper for further malicious content. The presence of multiple related URLs suggests a campaign focused on exploiting interest in the game.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9747

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-adopt-me-free-vbucks-game-hack PDF link annotation
    • http://www.saburai.ac.id/elibrary//repository/roblox-hack-site-no-verification.pdfIn PDF document text
    • http://www.saburai.ac.id/elibrary//repository/roblox-flood-escape-2-hacks.pdfIn PDF document text
    • http://www.saburai.ac.id/elibrary//repository/phantom-forces-roblox-coin-hack.pdfIn PDF document text
    • http://www.saburai.ac.id/elibrary//repository/how-to-free-yourself-in-notorious-roblox.pdfIn PDF document text
    • http://www.saburai.ac.id/elibrary//repository/cheat-roblox-jailbreak-speed-2021.pdfIn PDF document text
    • http://www.saburai.ac.id/elibrary//repository/roblox-hacks-for-mad-city.pdfIn PDF document text
    • http://www.saburai.ac.id/elibrary//repository/roblox-hacks-xray-2021.pdfIn PDF document text
    • http://www.saburai.ac.id/elibrary//repository/how-to-get-stuffes-for-free-in-roblox.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/free-robux-not-a-scam-ehclips.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 3

Files carved from inside the sample during analysis.

FilenameKindSourceSize
stream_003_off000046fa.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x46FA 29324 bytes
SHA-256: c54b5b6f97a6bbbe902adba3ac2202482fed3cb01b07b2a53c74733bd3ed3f08
font_01_sfnt_off00008904.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x8904 2832 bytes
SHA-256: 77ae1c4cffa647a8fd533dfa4102e94364989f9e80b9cd131876e9d1005899a2
font_02_sfnt_off000092b5.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x92B5 19044 bytes
SHA-256: 5703ed85774cd6fcdabd534dd8cffd149988d41d248ba78284548f023be3cca1

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