PDF static analysis report

Static analysis result for SHA-256 a103f4fcf5c5f9f1…

SUSPICIOUS

PDF

33.8 KB Created: 2021-07-22 06:12:25 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-25
MD5: ea5eeec40d0e9f6afda22e820b46f769 SHA-1: 1cc8d64a581595895d81230b2f7974a453883cc0 SHA-256: a103f4fcf5c5f9f1e8dfb7e804829bbbb65ba98849e82abc3a3616f452102da3
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

This PDF document was flagged as suspicious by an ML classifier. The file presents a deceptive download button. Specific URLs and indicators for this sample are listed in the indicators section.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9946

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/robloxmatch.com-free-robux-game-hack PDF link annotation
    • http://digilibfisip.uwks.ac.id/repository/free-minecraft-maps_GM479516143.pdfIn PDF document text
    • http://digilibfisip.uwks.ac.id/repository/roblox-robux-hack_GM431946152.pdfIn PDF document text
    • http://digilibfisip.uwks.ac.id/repository/minecraft-education-edition-free_GM479516143.pdfIn PDF document text
    • http://digilibfisip.uwks.ac.id/repository/blox-fish-free-robux_GM431946152.pdfIn PDF document text
    • http://digilibfisip.uwks.ac.id/repository/minecraft-bedrock-server-hosting-free_GM479516143.pdfIn PDF document text
    • http://digilibfisip.uwks.ac.id/repository/free-minecraft-account-generator_GM479516143.pdfIn PDF document text
    • http://digilibfisip.uwks.ac.id/repository/how-to-get-free-robux-no-human-verification-2021_GM431946152.pdfIn PDF document text
    • http://digilibfisip.uwks.ac.id/repository/roblox-free-robux-generator_GM431946152.pdfIn PDF document text
    • http://digilibfisip.uwks.ac.id/repository/minecraft-pe-free-apk_GM479516143.pdfIn PDF document text
    • http://digilibfisip.uwks.ac.id/repository/coin-master-free-coins-2021_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_off00002d11.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x2D11 22660 bytes
SHA-256: 79d10321a854cb2bd1897d6f43d55fdedfd6b8508cbd2dbbf324d93e06511ddc
font_01_sfnt_off00005fae.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x5FAE 19100 bytes
SHA-256: 320d93f3b8ec418dafe56a0ab761e37d2656ce3fae295c57a773b93fd475c835

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