PDF static analysis report

Static analysis result for SHA-256 d1fc0c8652873758…

SUSPICIOUS

PDF

32.6 KB Created: 2021-07-19 07:10:19 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: a6551eaa515593139aff642f340cc4fd SHA-1: a6bcf24881b07d61bedc5c18978f207a44776f3e SHA-256: d1fc0c8652873758192aa5812f532467bbf2711f281bab794c35d2c82d40ceca
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains embedded URLs and text that promote a "Coin Master Hacks" generator, aiming to trick users into downloading further content. The ML classifier strongly flagged this PDF as malicious, and the presence of multiple suspicious URLs reinforces this assessment. Although no scripts were explicitly extracted, the PDF structure and embedded URIs suggest a potential for JavaScript execution or redirection to malicious sites.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9900

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/406889139/coin-master-hacks-game-hack PDF link annotation
    • http://steklofara.com.ua/images/minecraft-education-free_GM479516143.pdfIn PDF document text
    • http://steklofara.com.ua/images/minecraft-bedrock-edition-free_GM479516143.pdfIn PDF document text
    • http://steklofara.com.ua/images/how-to-get-free-robux-without-doing-anything_GM431946152.pdfIn PDF document text
    • http://steklofara.com.ua/images/minecraft-java-edition-redeem-code-free-2021_GM479516143.pdfIn PDF document text
    • http://steklofara.com.ua/images/how-to-get-free-coins-on-tiktok_GM835599320.pdfIn PDF document text
    • http://steklofara.com.ua/images/roblox-land-free-robux_GM431946152.pdfIn PDF document text
    • http://steklofara.com.ua/images/get-free-spins-coin-master_GM406889139.pdfIn PDF document text
    • http://steklofara.com.ua/images/free-minecraft-premium-account_GM479516143.pdfIn PDF document text
    • http://steklofara.com.ua/images/how-to-get-free-robux-hack_GM431946152.pdfIn PDF document text
    • http://steklofara.com.ua/images/free-robux-script_GM431946152.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
stream_002_off00002bfb.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x2BFB 22808 bytes
SHA-256: c36fbf6fdcfb58449382d524ebb6d408b5bd94e488bf36b9f5d0a6df7163621e
font_01_sfnt_off00005efc.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x5EFC 17716 bytes
SHA-256: c15a8689411d8cca9ab0759ab4c496fe9b4353d676dd738e300719e9588112ed

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