PDF static analysis report

Static analysis result for SHA-256 7af90827d9ef0d91…

SUSPICIOUS

PDF

33.9 KB Created: 2021-07-19 05:21:40 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: 931ea8256585cf92771b9e03f931f0dd SHA-1: 527276c405f65426dbefa9a05d23a39433e75766 SHA-256: 7af90827d9ef0d9192d9d33cbe3c210e98ffccbd468cabcbc9dd3448f1a41a81
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains embedded links and a visual call-to-action button, luring the user to click on a URL promising free Robux. The primary URL, http://netcdn.tw/app/431946152/blox.pink-free-robux-game-hack, is suspicious and likely leads to a malicious download or phishing page. The document's structure and content suggest a social engineering attempt to trick users into visiting a potentially harmful site.

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/blox.pink-free-robux-game-hack PDF link annotation
    • https://lestnicamoskva.ru/images/free-minecraft-alts_GM479516143.pdfIn PDF document text
    • https://lestnicamoskva.ru/images/minecraft-mobile-free_GM479516143.pdfIn PDF document text
    • https://lestnicamoskva.ru/images/how-to-get-robux-for-free-2021_GM431946152.pdfIn PDF document text
    • https://lestnicamoskva.ru/images/hack-tiktok-fans-free_GM835599320.pdfIn PDF document text
    • https://lestnicamoskva.ru/images/free-views-tiktok_GM835599320.pdfIn PDF document text
    • https://lestnicamoskva.ru/images/minecraft-java-edition-download-free_GM479516143.pdfIn PDF document text
    • https://lestnicamoskva.ru/images/coin-master-hack_GM406889139.pdfIn PDF document text
    • https://lestnicamoskva.ru/images/how-do-i-get-minecraft-for-free_GM479516143.pdfIn PDF document text
    • https://lestnicamoskva.ru/images/is-it-possible-to-get-free-robux_GM431946152.pdfIn PDF document text
    • https://lestnicamoskva.ru/images/robux-com-free_GM431946152.pdfIn PDF document text
    • http://en.wikipedia.org/wiki/MIT_LicenseIn PDF document text

Related samples 3

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_off00002c5a.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x2C5A 23268 bytes
SHA-256: 0c9cc7f8b2c4064fd70cde4838b452380b343e9f95b23a349bc927f3e1ea64d3
font_01_sfnt_off0000611c.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x611C 18804 bytes
SHA-256: 72e57b16c606111617af2f15f11cc1f5f936a03279de35537c1ac55cfa660f76

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