PDF static analysis report

Static analysis result for SHA-256 e96726c4bcb3f3c8…

SUSPICIOUS

PDF

34.6 KB Created: 2021-07-20 08:40:17 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-16
MD5: b49b242cd713f07180264cc39f73d801 SHA-1: 15e427b89bf0599db217490ed30ae9dcfdb8177d SHA-256: e96726c4bcb3f3c835a868cd6f3cae5948e7164a03a5c0147294166052d2e4b1
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains a lure promising free Robux and includes a call-to-action button, directing users to download potentially malicious content from external URLs. The ML classifier strongly flagged this PDF as malicious, and the presence of multiple suspicious URLs reinforces the likelihood of a downloader or exploit delivery mechanism. No scripts were extracted, but the document's structure and embedded URIs suggest it's designed to trick users into downloading a second-stage payload.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9955

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-human-verification-or-survey-or-download-2021-game-hack PDF link annotation
    • http://www.jetape.com.br/ckfinder/userfiles/files/master-coin-free-spin_GM406889139.pdfIn PDF document text
    • http://www.jetape.com.br/ckfinder/userfiles/files/how-to-get-free-robux-on-phone_GM431946152.pdfIn PDF document text
    • http://www.jetape.com.br/ckfinder/userfiles/files/free-roblox-accounts-with-robux_GM431946152.pdfIn PDF document text
    • http://www.jetape.com.br/ckfinder/userfiles/files/free-followers-on-tiktok_GM835599320.pdfIn PDF document text
    • http://www.jetape.com.br/ckfinder/userfiles/files/minecraft-pe-015-0-apk-free-download_GM479516143.pdfIn PDF document text
    • http://www.jetape.com.br/ckfinder/userfiles/files/minecraft-hacks-wurst_GM479516143.pdfIn PDF document text
    • http://www.jetape.com.br/ckfinder/userfiles/files/how-to-hack-someones-roblox-account_GM431946152.pdfIn PDF document text
    • http://www.jetape.com.br/ckfinder/userfiles/files/free-coins-on-coin-master_GM406889139.pdfIn PDF document text
    • http://www.jetape.com.br/ckfinder/userfiles/files/how-to-get-free-robux-without-verifying_GM431946152.pdfIn PDF document text
    • http://www.jetape.com.br/ckfinder/userfiles/files/get-free-spins-coin-master_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_off00002bd3.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x2BD3 22936 bytes
SHA-256: 3dad38ba7ddf29d945e3c17f46016ecd0bd25a69f5e1f137f097622a61273f57
font_01_sfnt_off00005f2c.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x5F2C 20324 bytes
SHA-256: 5d7f2428bf08817dbcdfe1d5528c8dcb28ce5c0c08c46aaf938c12d13e1f276b

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