PDF static analysis report

Static analysis result for SHA-256 da847cbd03063820…

SUSPICIOUS

PDF

42.2 KB Created: 2021-04-27 10:11:24 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: 4a8e5f075eaba4d82b78dee81e2314f7 SHA-1: 0388269fb4e7564967ff8bdaf087a1fadf81fb59 SHA-256: da847cbd03063820b4473d1a66015c8ebca40cd8769da1a8ba7910dd11a079e4
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1203 Exploitation for Client Execution

The PDF document contains multiple embedded URLs and a heuristic firing for an external URI, all pointing to resources related to game hacks. The ML classifier also flagged this PDF as malicious with high confidence. The presence of a 'download' lure further supports the conclusion that this document is designed to trick users into downloading potentially malicious 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/hack-de-roblox-jailbreak-descargar-game-hack PDF link annotation
    • http://www.saburai.ac.id/elibrary//repository/roblox-hack-999999-robux-movil.pdfIn PDF document text
    • http://www.saburai.ac.id/elibrary//repository/free-robux-skin.pdfIn PDF document text
    • http://www.saburai.ac.id/elibrary//repository/how-to-get-free-robux-urban420-network.pdfIn PDF document text
    • http://www.saburai.ac.id/elibrary//repository/assassin-roblox-hacked-uncopylocked.pdfIn PDF document text
    • http://www.saburai.ac.id/elibrary//repository/roblox-hack-de-dragon-ball-rage.pdfIn PDF document text
    • http://www.saburai.ac.id/elibrary//repository/free-robux-codes-list-pastebin.pdfIn PDF document text
    • http://www.saburai.ac.id/elibrary//repository/hacks-impulse-testing-roblox.pdfIn PDF document text
    • http://www.saburai.ac.id/elibrary//repository/roblox-what-is-e-free.pdfIn PDF document text
    • http://www.saburai.ac.id/elibrary//repository/free-robux-no-hacking-2021.pdfIn PDF document text
    • http://www.saburai.ac.id/elibrary//repository/robux-earn-free.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_off000041ec.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x41EC 28252 bytes
SHA-256: 4314c74437fceddfc13a1cbc49097959a3a119e35a215cea67b09a0e9ee0407f
font_01_sfnt_off00008164.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x8164 18924 bytes
SHA-256: adcbd68ea287e5b24cfa8ca5b3fffe6fb6ce971e820f91054b57ff0e83fbb84d

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