PDF static analysis report

Static analysis result for SHA-256 4904b91efbd3efd0…

SUSPICIOUS

PDF

33.9 KB Created: 2021-06-19 14:05:00 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: d1931b761693b84bdb2bfd897d8b33ec SHA-1: d181067d5bf87c23a88dfee39966f33d89dc456c SHA-256: 4904b91efbd3efd017573cf5808a88e83f0fd9de1e7aeb7b1ff919fc54eb175b
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains numerous URLs pointing to sites offering game hacks and cheats, including a prominent link to 'how-to-get-a-star-code-roblox-hack-game-hack'. The ML classifier strongly flagged this PDF as malicious, and the presence of external URIs suggests an attempt to redirect the user to a malicious download or exploit. No scripts were extracted, but the overall pattern indicates a lure for potentially harmful software.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9980

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.co/app/431946152/how-to-get-a-star-code-roblox-hack-game-hack PDF link annotation
    • http://zercalo.org/images/roblox-jailbreak-hack-unjailbreak-script_GM431946152.pdfIn PDF document text
    • http://zercalo.org/images/free-roblox-accounts-generator_GM431946152.pdfIn PDF document text
    • http://zercalo.org/images/robux-hack-real-no-human-verification_GM431946152.pdfIn PDF document text
    • http://zercalo.org/images/free-minecraft-accounts-2021_GM479516143.pdfIn PDF document text
    • http://zercalo.org/images/how-to-get-free-robux-2021-easy_GM431946152.pdfIn PDF document text
    • http://zercalo.org/images/free-unlimited-coin-master-400-spin-link_GM406889139.pdfIn PDF document text
    • http://zercalo.org/images/www-free-robux_GM431946152.pdfIn PDF document text
    • http://zercalo.org/images/free-robux-generator-2021-no-human-verification_GM431946152.pdfIn PDF document text
    • http://zercalo.org/images/microsoft-free-robux_GM431946152.pdfIn PDF document text
    • http://zercalo.org/images/toolbox-mod_GM479516143.pdfIn PDF document text
    • http://zercalo.org/images/como-hackear-roblox-2021-en-pc_GM431946152.pdfIn PDF document text
    • http://zercalo.org/images/wwwcoin-master-hack-apk_GM406889139.pdfIn PDF document text
    • http://zercalo.org/images/hack-roblox-hack-free_GM431946152.pdfIn PDF document text
    • http://zercalo.org/images/free-minecraft-servers-to-join_GM479516143.pdfIn PDF document text
    • http://zercalo.org/images/jj-roblox-hack_GM431946152.pdfIn PDF document text
    • http://zercalo.org/images/how-to-get-2021-robux-for-free_GM431946152.pdfIn PDF document text
    • http://zercalo.org/images/free-robux-real_GM431946152.pdfIn PDF document text
    • http://zercalo.org/images/how-to-hack-a-roblox-account-password-2021_GM431946152.pdfIn PDF document text
    • http://zercalo.org/images/how-to-hack-coin-master-ios-2021_GM406889139.pdfIn PDF document text
    • http://zercalo.org/images/roblox-com-free-play_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_off00002cc7.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x2CC7 22508 bytes
SHA-256: 0672713b72366d4af305466748108285fdde90a6749e8b1dcbd8de073955c930
font_01_sfnt_off00005f0a.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x5F0A 19096 bytes
SHA-256: 7fe7a1a73d4a08933f738d388e834624e0320483c5e81f638aaa1763a1483b57

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