PDF static analysis report

Static analysis result for SHA-256 6df3aac6df5eceb5…

SUSPICIOUS

PDF

33.8 KB Created: 2021-07-26 05:11:10 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-16
MD5: 810870019e2df656db30346a6c208912 SHA-1: fb3928bbca82d5328d09244898ea0dc84353ddce SHA-256: 6df3aac6df5eceb57cf633dcbda5b6558d0d027066a242247a53c9ef2cc57324
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains multiple URLs and a call-to-action phrase, strongly suggesting it is a lure for downloading a malicious payload. The ML classifier also flagged this PDF with high confidence. The embedded URLs point to domains that appear to host further malicious content, likely a downloader or exploit.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9946

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.tw/app/431946152/free-robux-no-verification-needed-game-hack PDF link annotation
    • https://kierowcyhgv.uk/images/free-spins-and-coins-on-coin-master_GM406889139.pdfIn PDF document text
    • https://kierowcyhgv.uk/images/how-to-get-free-coins-on-coin-master_GM406889139.pdfIn PDF document text
    • https://kierowcyhgv.uk/images/free-robux-roblox-promo-codes_GM431946152.pdfIn PDF document text
    • https://kierowcyhgv.uk/images/roblox-password-hacker_GM431946152.pdfIn PDF document text
    • https://kierowcyhgv.uk/images/minecraft-svg-free_GM479516143.pdfIn PDF document text
    • https://kierowcyhgv.uk/images/how-to-get-tiktok-famous-free_GM835599320.pdfIn PDF document text
    • https://kierowcyhgv.uk/images/free-robux-codes-2021_GM431946152.pdfIn PDF document text
    • https://kierowcyhgv.uk/images/rbx-free-robux_GM431946152.pdfIn PDF document text
    • https://kierowcyhgv.uk/images/free-roblox-accounts-with-robux-that-work-not-banned_GM431946152.pdfIn PDF document text
    • https://kierowcyhgv.uk/images/coin-master-free-spins-and-coins-daily_GM406889139.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
font_00_sfnt_off00002c78.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x2C78 22856 bytes
SHA-256: 92f076353f2ac2be689b5a79e216255d0ee7d63e0f5159e590aa69cfc92a248e
font_01_sfnt_off00006010.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x6010 18960 bytes
SHA-256: f84c00a5f4de0f0f56267fefbe81f6503166d680d0fb608a7d78e26982bbbcac

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