PDF static analysis report

Static analysis result for SHA-256 3ad4d3a29f445aed…

SUSPICIOUS

PDF

32.5 KB Created: 2021-07-19 22:50:50 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: 0da2a21ab640a2bbb74e3546a4aa7d99 SHA-1: e9a8deedfc05be5327358486bdeb901d4bee1518 SHA-256: 3ad4d3a29f445aede75b5a64312fcd286f9190ce442a3fc9d9a556175734fa3e
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains a lure for 'Free Robux' and includes multiple embedded URLs pointing to potentially malicious sites. The ML classifier flagged this PDF with high confidence, suggesting malicious intent. The presence of external URIs and the call-to-action phrase indicate a phishing or scam attempt designed to redirect users to download further content or visit malicious websites.

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/get-free-robux-now-game-hack PDF link annotation
    • http://greenpalm.com.tw/uploads/ckfinder/userfiles/files/robuxlove-net-free-robux_GM431946152.pdfIn PDF document text
    • http://greenpalm.com.tw/uploads/ckfinder/userfiles/files/earn-free-robux-for-roblox_GM431946152.pdfIn PDF document text
    • http://greenpalm.com.tw/uploads/ckfinder/userfiles/files/coin-master-free-spins-link-2021_GM406889139.pdfIn PDF document text
    • http://greenpalm.com.tw/uploads/ckfinder/userfiles/files/coin-master-free-spins-link-2021-today_GM406889139.pdfIn PDF document text
    • http://greenpalm.com.tw/uploads/ckfinder/userfiles/files/roblox-mobile-hack_GM431946152.pdfIn PDF document text
    • http://greenpalm.com.tw/uploads/ckfinder/userfiles/files/coin-master-links-free-spins_GM406889139.pdfIn PDF document text
    • http://greenpalm.com.tw/uploads/ckfinder/userfiles/files/free-24-7-minecraft-server_GM479516143.pdfIn PDF document text
    • http://greenpalm.com.tw/uploads/ckfinder/userfiles/files/minecraft-bedrock-server-hosting-free_GM479516143.pdfIn PDF document text
    • http://greenpalm.com.tw/uploads/ckfinder/userfiles/files/tiktok-for-free_GM835599320.pdfIn PDF document text
    • http://greenpalm.com.tw/uploads/ckfinder/userfiles/files/free-spin-link-for-coin-master-game_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_off00002bf0.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x2BF0 22052 bytes
SHA-256: e1565ace852350cc24495f38d2c57a8de1a183d53a7df8cd4b17d58a93de0941
font_01_sfnt_off00005c68.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x5C68 18468 bytes
SHA-256: 952cd73f503fc30f976e7becd71335f77916a99414e1f81ed868d11088280245

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