PDF static analysis report

Static analysis result for SHA-256 309aa1933b07dd27…

SUSPICIOUS

PDF

40.6 KB Created: 2021-05-01 12:58:22 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: 6b8baf133f495d79ef200c185fdfe45a SHA-1: 1861bdd2e34aa7da16cafcf6a9b7064ffc47638a SHA-256: 309aa1933b07dd27f1065f74051546e9b467dd474f8170aa956d4c3c64635016
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains an external URI pointing to a URL associated with Roblox game hacks, and a machine learning classifier flagged it as malicious. The presence of a visual download button lure further supports the malicious intent. Although no scripts were explicitly extracted, the document's structure and embedded URLs suggest it is designed to trick users into downloading potentially harmful files.

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-free-bloxburg-game-hack PDF link annotation
    • http://www.technibuild-group.com/uploaded_files/userfiles/files/how-to-play-heroes-online-roblox-for-free.pdfIn PDF document text
    • http://technibuild-group.com/uploaded_files/userfiles/files/free-robux-generator-website.pdfIn PDF document text
    • http://www.technibuild-group.com/uploaded_files/userfiles/files/how-to-get-free-robux-august.pdfIn PDF document text
    • http://www.technibuild-group.com/uploaded_files/userfiles/files/free-roblox-accountes-with-robux.pdfIn PDF document text
    • http://www.technibuild-group.com/uploaded_files/userfiles/files/how-to-become-hacker-in-roblox.pdfIn PDF document text
    • http://www.technibuild-group.com/uploaded_files/userfiles/files/roblox-prison-life-hack-2021.pdfIn PDF document text
    • http://www.technibuild-group.com/uploaded_files/userfiles/files/hack-roblox-robux-code.pdfIn PDF document text
    • http://www.technibuild-group.com/uploaded_files/userfiles/files/good-free-roblox-clothes.pdfIn PDF document text
    • http://www.technibuild-group.com/uploaded_files/userfiles/files/how-to-get-free-gamepasses-on-roblox-by-inspecting.pdfIn PDF document text
    • http://www.technibuild-group.com/uploaded_files/userfiles/files/roblox-its-free-logo.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_off00004340.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x4340 25616 bytes
SHA-256: a97f274c7cea9be5067e834b01fdd92af18530d41495d2a807af2a51a67a3cd9
font_01_sfnt_off00007cdb.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x7CDB 18376 bytes
SHA-256: d4b42246bf64dea5eb19f26e97c4cf7afeac10e0adefbb68df6b79526a3f1824

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