PDF static analysis report

Static analysis result for SHA-256 832b3dd8ae5dc991…

SUSPICIOUS

PDF

43.5 KB Created: 2021-05-15 09:21:08 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-16
MD5: 25c29ef0bfa3937abad38e0242ce61f6 SHA-1: 21304d047498b02fa324837099a09fcb74dc4188 SHA-256: 832b3dd8ae5dc99131a541821dd7dea4b9afa3a936c86baaeb227297ee6af0bb
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains multiple embedded URLs pointing to websites that promise 'earn Robux' or 'free spins', indicative of a scam or phishing lure. The ML classifier strongly flagged this PDF as malicious. Although no scripts were directly extracted, the presence of external URIs and the document's theme suggest it's designed to redirect users to potentially harmful sites.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9969

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/earn-robux-sites-game-hack PDF link annotation
    • http://www.adravietnam.org/images/robux-hack_GM431946152.pdfIn PDF document text
    • http://www.adravietnam.org/images/free-spins-on-coin-master-without-human-verification_GM406889139.pdfIn PDF document text
    • http://adravietnam.org/images/lazyblocks-com-robux_GM431946152.pdfIn PDF document text
    • http://www.adravietnam.org/images/how-to-get-stuff-that-cost-coins-free-mcpe-master_GM406889139.pdfIn PDF document text
    • http://adravietnam.org/images/coin-master_GM406889139.pdfIn PDF document text
    • http://www.adravietnam.org/images/como-hackear-coin-master_GM406889139.pdfIn PDF document text
    • http://www.adravietnam.org/images/free-robux-no-human-verification-or-survey-or-download-2021_GM431946152.pdfIn PDF document text
    • http://adravietnam.org/images/try-coin-master-hack_GM406889139.pdfIn PDF document text
    • http://www.adravietnam.org/images/free-spin-and-daily-news-coin-master_GM406889139.pdfIn PDF document text
    • http://adravietnam.org/images/free-robux-real-working_GM431946152.pdfIn PDF document text
    • http://adravietnam.org/images/how-to-get-free-robux-for-free_GM431946152.pdfIn PDF document text
    • http://adravietnam.org/images/coin-master-free-spin-today_GM406889139.pdfIn PDF document text
    • http://www.adravietnam.org/images/free-executors-for-roblox_GM431946152.pdfIn PDF document text
    • http://adravietnam.org/images/master-8-ball-pool-free-coins_GM406889139.pdfIn PDF document text
    • http://adravietnam.org/images/coin-master-hacks-that-work_GM406889139.pdfIn PDF document text
    • http://www.adravietnam.org/images/coin-master-daily-free-spin-and-coin-link_GM406889139.pdfIn PDF document text
    • http://adravietnam.org/images/roblox-toy-codes-free_GM431946152.pdfIn PDF document text
    • http://www.adravietnam.org/images/strucid-aimbot_GM431946152.pdfIn PDF document text
    • http://adravietnam.org/images/coin-master-hack-spins-download_GM406889139.pdfIn PDF document text
    • http://adravietnam.org/images/how-do-i-get-robux_GM431946152.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_off00004a39.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x4A39 27108 bytes
SHA-256: 0b5b8d76fe9fd646f95a49b5c6f5cee5a971eddf156fdde2783e19d115d5e840
font_01_sfnt_off0000879c.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x879C 18300 bytes
SHA-256: 9e3af24e52ef4cb9fc4b51a762cd65285bc4813e2d9c15cd1a5337b0fae4df73

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