PDF static analysis report

Static analysis result for SHA-256 bec43faa75469c2c…

SUSPICIOUS

PDF

31.6 KB Created: 2021-07-30 08:58:17 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: 8326aaf5d4f8e0756c070e6ce29f314e SHA-1: c3eab8c95ff88f09b4633e69098cacb9faeabc87 SHA-256: bec43faa75469c2cb3578452fe153f0699aafb07efe4ac12b0efd6ce01c27f83
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains multiple embedded URLs and a prominent call-to-action related to 'Free Robux', indicating a phishing or scam attempt. The ML classifier also flagged this PDF as malicious. The document's content and embedded links suggest it is designed to trick users into downloading a potentially malicious second-stage payload.

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/431946152/free-robux-game-hack PDF link annotation
    • http://shapemybrows.id/images/minecraft-for-ipad-free_GM479516143.pdfIn PDF document text
    • http://shapemybrows.id/images/how-to-free-robux_GM431946152.pdfIn PDF document text
    • http://shapemybrows.id/images/how-to-download-minecraft-for-free-on-iphone_GM479516143.pdfIn PDF document text
    • http://shapemybrows.id/images/coin-master-15-free-spin-link-of-last-5-days_GM406889139.pdfIn PDF document text
    • http://shapemybrows.id/images/tiktok-likes-free_GM835599320.pdfIn PDF document text
    • http://shapemybrows.id/images/how-to-play-minecraft-for-free_GM479516143.pdfIn PDF document text
    • http://shapemybrows.id/images/free-tiktok-likes-app_GM835599320.pdfIn PDF document text
    • http://shapemybrows.id/images/free-minecraft-skin-maker_GM479516143.pdfIn PDF document text
    • http://shapemybrows.id/images/minecraft-skins-free-girl_GM479516143.pdfIn PDF document text
    • http://shapemybrows.id/images/robux-matchcomfree-robux_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
font_00_sfnt_off000029b7.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x29B7 21876 bytes
SHA-256: d8c4b3ee1f6a3f747224041373ffefe6a2c124d06d7a147fb1598ce48e52fdb2
font_01_sfnt_off000059ca.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x59CA 18200 bytes
SHA-256: af0a6f01588019b38fd5688102a8ebe17e4b5155afa3360a762aee3dff872896

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