PDF static analysis report

Static analysis result for SHA-256 fd1d58679c343ed3…

SUSPICIOUS

PDF

35.0 KB Created: 2021-06-25 18:26:21 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: 2ae3fc69c2ce71c21912bcb8c9f5b911 SHA-1: 40cd6e69716b449254026608750f9a431f137e71 SHA-256: fd1d58679c343ed3ca8fadc65d322420ee2cc5c8db37e22da156ea433bfa5202
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains numerous links to websites offering free in-game currency and hacks for popular games, strongly suggesting a phishing or scam attempt. The ML classifier also flagged this PDF as malicious with high confidence. The embedded URLs likely lead to malicious sites designed to steal credentials or deliver further malware.

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/how-to-get-free-clothes-roblox-2021-game-hack PDF link annotation
    • https://www.croydex.com/uploads/files/files/how-to-get-free-robux-without-verification_GM431946152.pdfIn PDF document text
    • https://www.croydex.com/uploads/files/files/free-roblox-accounts-with-robux-that-work-not-banned_GM431946152.pdfIn PDF document text
    • https://www.croydex.com/uploads/files/files/roblox-open-inventory-hack_GM431946152.pdfIn PDF document text
    • https://www.croydex.com/uploads/files/files/minecraft-hacks-18-9_GM479516143.pdfIn PDF document text
    • https://www.croydex.com/uploads/files/files/free-tiktok-followers-no-verification-or-survey_GM835599320.pdfIn PDF document text
    • https://www.croydex.com/uploads/files/files/free-coin-master-spins-2021_GM406889139.pdfIn PDF document text
    • https://www.croydex.com/uploads/files/files/coin-master-hack-trick-2021_GM406889139.pdfIn PDF document text
    • https://www.croydex.com/uploads/files/files/free-coin-master-game_GM406889139.pdfIn PDF document text
    • https://www.croydex.com/uploads/files/files/cheat-roblox-blood-moon_GM431946152.pdfIn PDF document text
    • https://www.croydex.com/uploads/files/files/make-free-robux_GM431946152.pdfIn PDF document text
    • https://www.croydex.com/uploads/files/files/easy-coin-master-hack-without-verification_GM406889139.pdfIn PDF document text
    • https://www.croydex.com/uploads/files/files/free-robux-generator-2021-no-human-verification_GM431946152.pdfIn PDF document text
    • https://www.croydex.com/uploads/files/files/filter-peint-existe-hack-roblox_GM431946152.pdfIn PDF document text
    • https://www.croydex.com/uploads/files/files/coin-master-free-spins-and-coins-for-today_GM406889139.pdfIn PDF document text
    • https://www.croydex.com/uploads/files/files/can-we-get-free-robux_GM431946152.pdfIn PDF document text
    • https://www.croydex.com/uploads/files/files/coin-master-unlimited-spin-hack-apk_GM406889139.pdfIn PDF document text
    • https://www.croydex.com/uploads/files/files/free-robux-tool-download_GM431946152.pdfIn PDF document text
    • https://www.croydex.com/uploads/files/files/minecraft-story-mode-free_GM479516143.pdfIn PDF document text
    • https://www.croydex.com/uploads/files/files/pokemon-go-free-accounts-list_GM1094591345.pdfIn PDF document text
    • https://www.croydex.com/uploads/files/files/how-do-you-get-robux_GM431946152.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_off00002ead.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x2EAD 23044 bytes
SHA-256: 5236a734e35d3a79340197aa9a5e18eecd9796fc5880c2c7b8584e283ed32dcd
font_01_sfnt_off00006294.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x6294 19488 bytes
SHA-256: 19976da440ddac5b0050abb436705b368c0a6ae8e4324936d22ad0e03082626b