PDF static analysis report

Static analysis result for SHA-256 1655f44a15e76235…

SUSPICIOUS

PDF

49.5 KB Created: 2021-04-29 23:52:37 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-16
MD5: 0ec8e5feb8c24892205f80d4894c8239 SHA-1: 090265fb05ac71688c1109c1164d03c7c9d53e93 SHA-256: 1655f44a15e76235128d464053d082baed76df8f76b6969578ed09fb903d542f
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains multiple URLs that lead to pages promising free in-game items for Roblox, suggesting a phishing or scam attempt. The ML classifier also flagged this PDF as malicious. While no scripts were directly extracted, the presence of embedded URLs and the document's theme strongly indicate a malicious intent to trick users into downloading potentially harmful files.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9533

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-drawing-game-hack PDF link annotation
    • https://www.malesse.com/ckfinder/userfiles/files/roblox-catalog-hacks-thumbnail.pdfIn PDF document text
    • https://www.malesse.com/ckfinder/userfiles/files/how-to-get-gamepasses-for-free-on-roblox-2021.pdfIn PDF document text
    • https://www.malesse.com/ckfinder/userfiles/files/island-royale-roblox-free.pdfIn PDF document text
    • https://www.malesse.com/ckfinder/userfiles/files/robux-hack-no-human-verification-2021.pdfIn PDF document text
    • https://www.malesse.com/ckfinder/userfiles/files/free-roblox-accounts-with-robux-list.pdfIn PDF document text
    • https://www.malesse.com/ckfinder/userfiles/files/clone-army-free-roblox.pdfIn PDF document text
    • https://www.malesse.com/ckfinder/userfiles/files/phoenix-signs-hack-roblox-account.pdfIn PDF document text
    • https://www.malesse.com/ckfinder/userfiles/files/robux-hack-2021-no-survey.pdfIn PDF document text
    • https://www.malesse.com/ckfinder/userfiles/files/roblox-login-free-robux.pdfIn PDF document text
    • https://www.malesse.com/ckfinder/userfiles/files/roblox-free-robux-hack-2021.pdfIn PDF document text
    • https://robux-rank.comIn 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 4

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00004181.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x4181 24108 bytes
SHA-256: 15f7f7561f35ad62480e41320e7afaa81651664bf6252311e4e4f20468da46df
font_01_sfnt_off000078c1.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x78C1 2832 bytes
SHA-256: 77ae1c4cffa647a8fd533dfa4102e94364989f9e80b9cd131876e9d1005899a2
font_02_sfnt_off0000826d.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x826D 11440 bytes
SHA-256: 154d59d1680f2d1e38ccb783d6997f344290d121007e51df331726de4128c12e
font_03_sfnt_off00009d8e.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x9D8E 18916 bytes
SHA-256: c40e7313877c2ad76c9c62b22f99fa5760fa6770746b79ca4d3a6894b9f48c21

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