PDF static analysis report

Static analysis result for SHA-256 b824c7e2e7381653…

SUSPICIOUS

PDF

38.1 KB Created: 2021-06-29 21:53:36 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: 80910eafbac11e9e355715635884857a SHA-1: 52fbd798a45fffe4bd5c8cf7381be45dbbc8f3bc SHA-256: b824c7e2e73816536c1ab36820e51b334f91be93ed502117c06dac19cea6d14e
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1204.002 Malicious Link

The PDF document contains a lure for free in-game currency, directing users to a suspicious URL. The ML classifier strongly flagged this PDF as malicious, and the presence of an external URI further supports a malicious intent to trick users into downloading a payload. The document body and embedded URI point to a scam related to obtaining free Robux.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9985

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-t9-get-free-robux-game-hack PDF link annotation
    • https://apply.skubi.eu.org/wp-content/uploads/fsqm-files/axe-hacks-in-roblox_GM431946152.pdfIn PDF document text
    • https://apply.skubi.eu.org/wp-content/uploads/fsqm-files/stickmasterluke-free-robux_GM431946152.pdfIn PDF document text
    • https://apply.skubi.eu.org/wp-content/uploads/fsqm-files/can-you-get-roblox-on-ps4-for-free_GM431946152.pdfIn PDF document text
    • https://apply.skubi.eu.org/wp-content/uploads/fsqm-files/dinosaur-simulator-roblox-hack_GM431946152.pdfIn PDF document text
    • https://apply.skubi.eu.org/wp-content/uploads/fsqm-files/roblox-sk8r-game-kicked-me-for-no-cheating_GM431946152.pdfIn PDF document text
    • https://apply.skubi.eu.org/wp-content/uploads/fsqm-files/csgo-hack-script-roblox_GM431946152.pdfIn PDF document text
    • https://apply.skubi.eu.org/wp-content/uploads/fsqm-files/is-it-easy-to-hack-on-roblox_GM431946152.pdfIn PDF document text
    • https://apply.skubi.eu.org/wp-content/uploads/fsqm-files/how-to-hack-roblox-2021-xbox-one_GM431946152.pdfIn PDF document text
    • https://apply.skubi.eu.org/wp-content/uploads/fsqm-files/roblox-hack-adopt-me-2021-codes_GM431946152.pdfIn PDF document text
    • https://apply.skubi.eu.org/wp-content/uploads/fsqm-files/boxing-simulator-2-roblox-hack_GM431946152.pdfIn PDF document text
    • https://apply.skubi.eu.org/wp-content/uploads/fsqm-files/free-robux-no-password-or-username-may_GM431946152.pdfIn PDF document text
    • https://apply.skubi.eu.org/wp-content/uploads/fsqm-files/roblox-jailbreak-free-keycard_GM431946152.pdfIn PDF document text
    • https://apply.skubi.eu.org/wp-content/uploads/fsqm-files/how-to-get-free-godly-roblox-mm2-2021_GM431946152.pdfIn PDF document text
    • https://apply.skubi.eu.org/wp-content/uploads/fsqm-files/hack-for-pet-simulator-roblox_GM431946152.pdfIn PDF document text
    • https://apply.skubi.eu.org/wp-content/uploads/fsqm-files/free-superhero-package-roblox_GM431946152.pdfIn PDF document text
    • https://apply.skubi.eu.org/wp-content/uploads/fsqm-files/roblox-script-executor-free-sk8r_GM431946152.pdfIn PDF document text
    • https://apply.skubi.eu.org/wp-content/uploads/fsqm-files/free-robux-no-verification-2021-ios_GM431946152.pdfIn PDF document text
    • https://apply.skubi.eu.org/wp-content/uploads/fsqm-files/free-denis-shirt-roblox_GM431946152.pdfIn PDF document text
    • https://apply.skubi.eu.org/wp-content/uploads/fsqm-files/roblox-games-that-give-free-clothes_GM431946152.pdfIn PDF document text
    • https://apply.skubi.eu.org/wp-content/uploads/fsqm-files/how-to-hack-roblox-accounts-2021-easy_GM431946152.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_off00003c26.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x3C26 23104 bytes
SHA-256: 088587a3fc9bb44599336062e93698a521502fcf218105b067ef88bf5d3c48f8
font_01_sfnt_off00006fd3.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x6FD3 19148 bytes
SHA-256: 6e15c10988cd99a73abf24f83cf1a6dc3a9ef1d442fd9c98f828472a82dd4657

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