PDF static analysis report

Static analysis result for SHA-256 76cc2c318a65af66…

SUSPICIOUS

PDF

39.4 KB Created: 2021-05-17 06:47:20 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-16
MD5: b79dd93a77be3558a218852afa692165 SHA-1: 57202a84cc256fa5340f2d0b5263d4298fd33232 SHA-256: 76cc2c318a65af6666d16610dba4e30dc07f902ea7fdd811a9325a3c60e6daad
52 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains a lure for free Robux, directing users to a suspicious URL for download. The presence of embedded URLs and the heuristic indicating a password-protected archive lure suggests an attempt to trick the user into downloading and potentially executing a malicious payload. While no scripts were directly extracted, the document structure and external URL point towards a phishing or malware distribution attempt.

Machine Learning

  • Nyx PDF Classifier clean score 0.0334

Heuristics 4

  • Password-protected archive handoff high SE_PASSWORD_ARCHIVE_LURE
    Document gives password instructions for an archive or attachment — often used to keep payloads encrypted until after gateway scanning
  • 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/431946152/how-to-get-free-robux-no-scam-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
font_00_sfnt_off00003375.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x3375 30264 bytes
SHA-256: c12d3a74bbce74c948de0a1bfd5b45ed97b8e7c74315a117245f1a74e570627d
font_01_sfnt_off00007797.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x7797 18768 bytes
SHA-256: d1f42346170e568709c452458a32d8325f9466b63e26828f6615071549d089d8

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