PDF static analysis report

Static analysis result for SHA-256 d3d40493a6eba9f0…

SUSPICIOUS

PDF

40.8 KB Created: 2021-04-29 07:12:58 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: e05c4cca5d909aba56f1f10acf614df5 SHA-1: 3ec5a5acac782bba625cc192eacefaba6ed19dc1 SHA-256: d3d40493a6eba9f00868b414b402ec18839c1dac83bf8a3fbc2c4bebf23439d2
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains embedded URLs and a visual call-to-action, strongly suggesting a phishing or social engineering attempt. The ML classifier also flagged the PDF as malicious. The primary URL points to a resource related to 'shirt codes for Roblox', indicating a lure for game-related exploits or cheats. No scripts were extracted, but the presence of embedded URLs and the ML classification are sufficient indicators of malicious intent.

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/shirt-codes-for-roblox-free-shipping-game-hack PDF link annotation
    • http://www.saburai.ac.id/elibrary//repository/daniel-hack-roblox.pdfIn PDF document text
    • http://www.saburai.ac.id/elibrary//repository/unpatchable-roblox-hack.pdfIn PDF document text
    • http://www.saburai.ac.id/elibrary//repository/roblox-prison-life-v2-0-hack-exploit.pdfIn PDF document text
    • http://www.saburai.ac.id/elibrary//repository/roblox-hack-2021.pdfIn PDF document text
    • http://www.saburai.ac.id/elibrary//repository/free-robux-jpg.pdfIn PDF document text
    • http://www.saburai.ac.id/elibrary//repository/how-to-hack-someones-roblox-account-2021.pdfIn PDF document text
    • http://www.saburai.ac.id/elibrary//repository/roblox-hacked-tshirt-id.pdfIn PDF document text
    • http://www.saburai.ac.id/elibrary//repository/hack-jailbreak-roblox-dinero-infinito.pdfIn PDF document text
    • http://www.saburai.ac.id/elibrary//repository/roblox-btools-hack-november-2021.pdfIn PDF document text
    • http://www.saburai.ac.id/elibrary//repository/free-robux-hack-on-phone-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
stream_003_off000041bc.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x41BC 25644 bytes
SHA-256: 8376a4d1015945992b6db20307a0922f170fe798e01015a85c8cd5839388ed0f
font_01_sfnt_off00007bc0.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x7BC0 18976 bytes
SHA-256: 596ae5337241558eb60dd288142cc3276a1d15e01fa08d32ca065b9e76201cd7

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