PDF static analysis report

Static analysis result for SHA-256 685ede0da3f6408b…

SUSPICIOUS

PDF

34.4 KB Created: 2021-06-27 19:52:46 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: 91b539f81f4d57b8e71feea86a90ec1f SHA-1: cb29dc33fe910fc4785ec21f52fb3dc9fe2e374a SHA-256: 685ede0da3f6408b1f504e595efea71501568b22176ad89dd4b9c8857ccd72ae
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains a clear lure for a "Roblox Hack" and embeds a URL pointing to a potential download. The ML classifier strongly flagged this PDF as malicious, and the presence of an external URI further supports a malicious intent to deliver a payload. No scripts were extracted, but the overall structure and embedded URI suggest a phishing or malware distribution attempt.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9980

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 http://netcdn.co/app/431946152/roblox-hack-to-get-robux-2021-game-hack PDF link annotation
    • https://gzhi.govvrn.ru/uploads/ckfinder/userfiles/files/minecraft-bedrock-edition-hacks_GM479516143.pdfIn PDF document text
    • https://gzhi.govvrn.ru/uploads/ckfinder/userfiles/files/get-free-minecraft-account_GM479516143.pdfIn PDF document text
    • https://gzhi.govvrn.ru/uploads/ckfinder/userfiles/files/robux-earner_GM431946152.pdfIn PDF document text
    • https://gzhi.govvrn.ru/uploads/ckfinder/userfiles/files/roebucks-on-roblox_GM431946152.pdfIn PDF document text
    • https://gzhi.govvrn.ru/uploads/ckfinder/userfiles/files/free-coins-and-spins-coin-master_GM406889139.pdfIn PDF document text
    • https://gzhi.govvrn.ru/uploads/ckfinder/userfiles/files/free-spins-for-coin-master_GM406889139.pdfIn PDF document text
    • https://gzhi.govvrn.ru/uploads/ckfinder/userfiles/files/how-to-get-robux-for-free-2021-july_GM431946152.pdfIn PDF document text
    • https://gzhi.govvrn.ru/uploads/ckfinder/userfiles/files/how-to-get-roebucks-in-roblox_GM431946152.pdfIn PDF document text
    • https://gzhi.govvrn.ru/uploads/ckfinder/userfiles/files/free-roblox-money_GM431946152.pdfIn PDF document text
    • https://gzhi.govvrn.ru/uploads/ckfinder/userfiles/files/free-spins-coins-coin-master_GM406889139.pdfIn PDF document text
    • https://gzhi.govvrn.ru/uploads/ckfinder/userfiles/files/minecraft-112-hacked-client_GM479516143.pdfIn PDF document text
    • https://gzhi.govvrn.ru/uploads/ckfinder/userfiles/files/free-minecraft-server-hosting-24-7_GM479516143.pdfIn PDF document text
    • https://gzhi.govvrn.ru/uploads/ckfinder/userfiles/files/easy-way-to-get-free-robux-works_GM431946152.pdfIn PDF document text
    • https://gzhi.govvrn.ru/uploads/ckfinder/userfiles/files/make-your-own-minecraft-server-free_GM479516143.pdfIn PDF document text
    • https://gzhi.govvrn.ru/uploads/ckfinder/userfiles/files/free-robux-script_GM431946152.pdfIn PDF document text
    • https://gzhi.govvrn.ru/uploads/ckfinder/userfiles/files/lumber-tycoon-2-roblox-hack_GM431946152.pdfIn PDF document text
    • https://gzhi.govvrn.ru/uploads/ckfinder/userfiles/files/free-robux-only-1-step_GM431946152.pdfIn PDF document text
    • https://gzhi.govvrn.ru/uploads/ckfinder/userfiles/files/how-to-make-free-robux_GM431946152.pdfIn PDF document text
    • https://gzhi.govvrn.ru/uploads/ckfinder/userfiles/files/free-robux-hack-2021-december_GM431946152.pdfIn PDF document text
    • https://gzhi.govvrn.ru/uploads/ckfinder/userfiles/files/coin-master-cheat-apk-free-download_GM406889139.pdfIn PDF document text
    • http://en.wikipedia.org/wiki/MIT_LicenseIn PDF document text

Extracted artifacts 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00003051.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x3051 21780 bytes
SHA-256: 3c5718e2b9d5bba746c1c3d753239cf3dc4a01e3df7da9a7fe91bad0411c00c7
font_01_sfnt_off00006074.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x6074 19300 bytes
SHA-256: c2bb1bfd1d02422133b95ab8bb85a7dbe67fa32765696d1f316b00db20feaa86