PDF static analysis report

Static analysis result for SHA-256 10e1726c24a4835c…

SUSPICIOUS

PDF

36.4 KB Created: 2021-05-17 03:06:02 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: cfdf8d917ed5a40b0b2bc0cc1452b72c SHA-1: dd0200244c4836faaada82aa02ec07f41411316e SHA-256: 10e1726c24a4835cc4132ad3d986dd1a843a992bc042f5c3faa4891425f0c072
52 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF file contains a fake CAPTCHA heuristic, indicating an attempt to trick the user into interacting with the document. It also includes an external URI pointing to a suspicious domain, likely intended to host a malicious payload or phishing content. The document body text and embedded artifacts suggest a lure related to 'Coin Master' game cheats.

Machine Learning

  • Nyx PDF Classifier clean score 0.0312

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/406889139/coin-master-gold-cards-free-link-game-hack PDF link annotation
    • 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
stream_003_off000033ff.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x33FF 24952 bytes
SHA-256: ce65223d7b1675f8041b13caec8a4ce15067f0c9c5e99acb83497437a4c1fe51
font_01_sfnt_off00006d61.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x6D61 18128 bytes
SHA-256: 3c7d889e052bb081026c5a88f6ee2afe5bc892e32bf973502febc93f4313d009

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