PDF static analysis report

Static analysis result for SHA-256 cb062481dc5fe80a…

SUSPICIOUS

PDF

34.5 KB Created: 2021-07-19 13:41:29 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: ed400bfd31c1b7406d2660c095513154 SHA-1: ace530cb34c17d561957c3e5cad1d77509e4b321 SHA-256: cb062481dc5fe80a98bca7f4231ba9d4a23e8337974a85141e998cfd0cf9e718
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains embedded URLs and text that lure the user to click on a link promising free Robux. The ML classifier strongly indicated maliciousness, and the presence of multiple suspicious URLs suggests a phishing or scam attempt. While no scripts were explicitly extracted, the PDF structure and embedded URIs are indicative of malicious intent, likely to redirect users to a credential harvesting or malware distribution site.

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/how-do-u-get-free-robux-2021-game-hack PDF link annotation
    • http://www.comitatoiseo.org/images/minecraft-redeem-code-free_GM479516143.pdfIn PDF document text
    • http://www.comitatoiseo.org/images/how-to-get-free-robux-for-kids_GM431946152.pdfIn PDF document text
    • http://www.comitatoiseo.org/images/coin-master-free-spins-link-2021_GM406889139.pdfIn PDF document text
    • http://www.comitatoiseo.org/images/free-robux-without-human-verification_GM431946152.pdfIn PDF document text
    • http://www.comitatoiseo.org/images/how-to-get-minecraft-realms-for-free_GM479516143.pdfIn PDF document text
    • http://www.comitatoiseo.org/images/coin-master-hack-https-coinms-net_GM406889139.pdfIn PDF document text
    • http://www.comitatoiseo.org/images/free-minecraft-games-for-kids_GM479516143.pdfIn PDF document text
    • http://www.comitatoiseo.org/images/minecraft-bedrock-edition-free_GM479516143.pdfIn PDF document text
    • http://www.comitatoiseo.org/images/free-robux-no-human-verification-or-survey-2021_GM431946152.pdfIn PDF document text
    • http://www.comitatoiseo.org/images/classic-minecraft-net-hacks_GM479516143.pdfIn PDF document text
    • https://www.roblox.com/.IIn 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_off00002e73.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x2E73 23180 bytes
SHA-256: 25d34191f5d2e9f170e94014ff7646bc5f718b0fee15614c91ec75181ffd4acb
font_01_sfnt_off0000624e.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x624E 19040 bytes
SHA-256: 14ed63897d8c38c9b74f4ae6c685ddc963b8153977262fdb6411d06658c720a7

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