Malicious PDF — malware analysis report

Static analysis result for SHA-256 64ea291a2d4e8748…

MALICIOUS

PDF

41.8 KB Created: 2021-05-03 15:47:07 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-16
MD5: dd34ff19f507a8ccb66ccec5de354f30 SHA-1: 2cfba679f8653a70e1d68a86f25a373dcb606b42 SHA-256: 64ea291a2d4e8748810a1b68a912481442f09aaa83a80f35fbef9b36225fc65f
82 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1204.002 Malicious File

The document presents itself as a Roblox hack or generator, employing a common social engineering lure to trick users into downloading a malicious file. The presence of embedded URLs and the ML classifier's high confidence score indicate a malicious intent. The document body explicitly mentions 'Roblox Hack Dungueon Quest.com' and 'CLICK HERE TO ACCESS ROBLOX GENERATOR', reinforcing the lure.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9941

Heuristics 4

  • Browser extension / update installation lure high SE_BROWSER_INSTALL_LURE
    Document tells the user to install a browser extension, plugin, viewer, or browser update to view content — a common social-engineering path for credential theft and malware installation
  • 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-hack-dungueon-quest.com-game-hack PDF link annotation
    • https://fridaytravelnepal.com/userfiles/files/how-to-hack-skywars-roblox.pdfIn PDF document text
    • https://fridaytravelnepal.com/userfiles/files/free-roblox-stuff-2021.pdfIn PDF document text
    • https://fridaytravelnepal.com/userfiles/files/buy-delta-lite-roblox-hack.pdfIn PDF document text
    • https://fridaytravelnepal.com/userfiles/files/how-to-get-a-lot-of-robux-for-free-2021.pdfIn PDF document text
    • https://fridaytravelnepal.com/userfiles/files/free-roblox-ban.pdfIn PDF document text
    • https://fridaytravelnepal.com/userfiles/files/cheat-roblox-jailbreak-2021-tp-unpatched.pdfIn PDF document text
    • https://fridaytravelnepal.com/userfiles/files/roblox-shirt-hacker.pdfIn PDF document text
    • https://fridaytravelnepal.com/userfiles/files/free-robux-codes-2021-and-how-to-imput-them.pdfIn PDF document text
    • https://fridaytravelnepal.com/userfiles/files/free-card-codes-roblox-2021-no-survey.pdfIn PDF document text
    • https://fridaytravelnepal.com/userfiles/files/free-nike-roblox-shirt.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_off00004318.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x4318 25556 bytes
SHA-256: 0d63c1c21644083d009803f4c871b52233ffff4b9a4fde1189eca3254a023648
font_01_sfnt_off00007e1b.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x7E1B 19364 bytes
SHA-256: 3b40d727413758ecadafc30107e433fd92779a95bbd8af4a04f28a0cb3757b51

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