Malicious PDF — malware analysis report

Static analysis result for SHA-256 610ee7e7bcd482ed…

MALICIOUS

PDF

35.6 KB Created: 2021-05-21 23:08:56 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7)
MD5: b210eb4dfd080c6f191635693a0de4f0 SHA-1: daec36a2bce6b64ba959578cb673c7bbbc14d96f SHA-256: 610ee7e7bcd482ed66cf4ac2a370364c7abc0d5fb6af6414c89c0ceb38efcb8d
82 Risk Score

Malware Insights

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

The PDF document contains embedded URLs and displays a fake CAPTCHA or human verification prompt to trick users into clicking a malicious link. The document body text and extracted URLs suggest a lure related to 'Roblox Hack Generator' and 'Coin Master' to entice users to visit the provided URLs, which likely host further malicious content or downloads. No scripts were extracted from this sample.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9492

Heuristics 4

  • Fake CAPTCHA / human verification prompt high SE_FAKE_CAPTCHA
    Document displays a fake CAPTCHA or human-verification prompt — used to trick users into running commands or pressing keyboard shortcuts
  • 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-generator-game-hack
    • http://www.sapaengineering.kz/images/free-roblox-gear_GM431946152.pdf
    • http://www.sapaengineering.kz/images/robux-hack-me_GM431946152.pdf
    • http://www.sapaengineering.kz/images/free-roblox-groups-with-funds_GM431946152.pdf
    • http://www.sapaengineering.kz/images/free-spins-and-coins-coin-master-facebook_GM406889139.pdf
    • http://www.sapaengineering.kz/images/coin-master-heaven-free-spins-link-2021-today_GM406889139.pdf
    • http://en.wikipedia.org/wiki/MIT_License

Extracted artifacts 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00003172.bin
7d2cb7ab82bdefbc9a369dba76719bfa7d55cb320580a7c889b20de3f107727c		 pdf-font-stream PDF embedded font (sfnt) at offset 0x3172 24544 bytes
font_01_sfnt_off000069b5.bin
25a7dda4fa93a15709e62d61065895c31c9e65ce27a7c8bbaa34224db667a0ef		 pdf-font-stream PDF embedded font (sfnt) at offset 0x69B5 18284 bytes

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