PDF static analysis report

Static analysis result for SHA-256 42ca323c03ffe2d6…

SUSPICIOUS

PDF

47.2 KB Created: 2021-06-08 10:53:00 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: bc774f69fcf2b95cb337acdf8d50b5e0 SHA-1: 5271bcb8f0382cda2ba28bcbe3b4463f44b5fb7a SHA-256: 42ca323c03ffe2d6fc6bf3991a96af550c5c4994d339f77fb335bd15b38cf7e0
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains multiple embedded URLs that lead to pages offering game cheats and hacks, suggesting a phishing or malware distribution attempt. The ML classifier strongly flagged this PDF as malicious, and the presence of external URIs further supports this. Although no scripts were directly extracted, the document's structure and embedded links indicate it is designed to trick users into downloading potentially harmful files.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9769

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 https://netcdn.tw/app/431946152/free-naruto-shirt-roblox-game-hack PDF link annotation
    • http://studio-dentistico-fiume.com/files/hack-coin-master-apk-358_GM406889139.pdfIn PDF document text
    • https://www.studio-dentistico-fiume.com/files/coin-master-gold-cards-hack_GM406889139.pdfIn PDF document text
    • http://studio-dentistico-fiume.com/files/https-web-roblox-com-robux-free_GM431946152.pdfIn PDF document text
    • http://studio-dentistico-fiume.com/files/free-coins-on-coin-master_GM406889139.pdfIn PDF document text
    • https://www.studio-dentistico-fiume.com/files/how-to-use-scripts-in-roblox-hack_GM431946152.pdfIn PDF document text
    • https://www.studio-dentistico-fiume.com/files/minecraft-free-online-games_GM479516143.pdfIn PDF document text
    • https://www.studio-dentistico-fiume.com/files/coin-master-pc-hack-download_GM406889139.pdfIn PDF document text
    • http://studio-dentistico-fiume.com/files/free-minecraft-java-edition-codes_GM479516143.pdfIn PDF document text
    • http://studio-dentistico-fiume.com/files/how-to-hack-someones-roblox-account_GM431946152.pdfIn PDF document text
    • http://studio-dentistico-fiume.com/files/minecraft-net-free_GM479516143.pdfIn PDF document text
    • http://studio-dentistico-fiume.com/files/how-to-hack-roblox-accounts_GM431946152.pdfIn PDF document text
    • http://studio-dentistico-fiume.com/files/free-robux-sites-that-work_GM431946152.pdfIn PDF document text
    • http://studio-dentistico-fiume.com/files/100-free-spins-coin-master_GM406889139.pdfIn PDF document text
    • http://studio-dentistico-fiume.com/files/free-spins-and-coins-coin-master-facebook_GM406889139.pdfIn PDF document text
    • http://studio-dentistico-fiume.com/files/coin-master-free-spin-and-coin_GM406889139.pdfIn PDF document text
    • http://studio-dentistico-fiume.com/files/hack-de-coin-master_GM406889139.pdfIn PDF document text
    • https://www.studio-dentistico-fiume.com/files/how-to-get-free-robux-no-verification_GM431946152.pdfIn PDF document text
    • http://studio-dentistico-fiume.com/files/free-robux-site_GM431946152.pdfIn PDF document text
    • https://www.studio-dentistico-fiume.com/files/free-hair-roblox_GM431946152.pdfIn PDF document text
    • http://studio-dentistico-fiume.com/files/robux-no-verification_GM431946152.pdfIn PDF document text
    • http://en.wikipedia.org/wiki/MIT_LicenseIn PDF document text

Extracted artifacts 3

Files carved from inside the sample during analysis.

FilenameKindSourceSize
stream_004_off00005267.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x5267 24356 bytes
SHA-256: a53e1de39edb7fba41766226697c154df88f41092533f5acf0ad519fd68ec5b3
font_01_sfnt_off00008a56.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x8A56 2940 bytes
SHA-256: eb230542719c96b42e3fd8bb01e35f13ebd5f02629049da3a58e7fd7607bf48a
font_02_sfnt_off00009466.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x9466 18708 bytes
SHA-256: 3fa15527c982d766e22324793af336c42b26ec94f97baf101c97ad65f23ec1e0