PDF static analysis report

Static analysis result for SHA-256 3025b126951b912f…

SUSPICIOUS

PDF

34.7 KB Created: 2021-07-03 21:52:26 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: 5dc9b4efbc37ba8a13ce0016463f6128 SHA-1: 734d2f9c1fc3aae97571d727073ceac00afc77fa SHA-256: 3025b126951b912f8a49b7c313ef2cc56dd7421b69a7554ad0f2b5f7174315b8
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains a clear lure for 'Free Robux' and an embedded URL pointing to a suspicious domain. The ML classifier also flagged the PDF as malicious. While no scripts were directly extracted, the presence of an external URI and the nature of the lure suggest an attempt to redirect users to a malicious site, likely for credential harvesting or malware distribution.

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.tw/app/431946152/how-to-get-free-robux-on-roblox-mobile-2021-game-hack PDF link annotation
    • http://library.patria-artha.ac.id/repository/coin-master-free-food-for-pet_GM406889139.pdfIn PDF document text
    • http://library.patria-artha.ac.id/repository/coin-master-free-cards-link-2021_GM406889139.pdfIn PDF document text
    • http://library.patria-artha.ac.id/repository/100-free-spins-for-coin-master-2021_GM406889139.pdfIn PDF document text
    • http://library.patria-artha.ac.id/repository/earn-robux-for-roblox_GM431946152.pdfIn PDF document text
    • http://library.patria-artha.ac.id/repository/minecraft-java-edition-key-free_GM479516143.pdfIn PDF document text
    • http://library.patria-artha.ac.id/repository/free-robux-2021-no-verification_GM431946152.pdfIn PDF document text
    • http://library.patria-artha.ac.id/repository/hack-de-robux-2021-funcionando_GM431946152.pdfIn PDF document text
    • http://library.patria-artha.ac.id/repository/get-robux-for-free-2021_GM431946152.pdfIn PDF document text
    • http://library.patria-artha.ac.id/repository/free-level-7-executor-roblox-2021_GM431946152.pdfIn PDF document text
    • http://library.patria-artha.ac.id/repository/free-spins-for-coin-master_GM406889139.pdfIn PDF document text
    • http://library.patria-artha.ac.id/repository/roblox-hacks-mrantifun_GM431946152.pdfIn PDF document text
    • http://library.patria-artha.ac.id/repository/how-to-call-roblox-for-free-robux_GM431946152.pdfIn PDF document text
    • http://library.patria-artha.ac.id/repository/coin-master-free-chip_GM406889139.pdfIn PDF document text
    • http://library.patria-artha.ac.id/repository/how-to-sell-a-clothes-roblox-free_GM431946152.pdfIn PDF document text
    • http://library.patria-artha.ac.id/repository/www-free-robux-com_GM431946152.pdfIn PDF document text
    • http://library.patria-artha.ac.id/repository/free-robux-generator-2021-no-human-verification_GM431946152.pdfIn PDF document text
    • http://library.patria-artha.ac.id/repository/is-minecraft-earth-free_GM479516143.pdfIn PDF document text
    • http://library.patria-artha.ac.id/repository/free-robux-without-any-human-verification_GM431946152.pdfIn PDF document text
    • http://library.patria-artha.ac.id/repository/no-scam-free-robux_GM431946152.pdfIn PDF document text
    • http://library.patria-artha.ac.id/repository/free-roblox-today_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_off00002ffa.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x2FFA 22200 bytes
SHA-256: 85d77338fe657ba12c397fee0726f2b719ebe770994f5eda02bfb79b821493fa
font_01_sfnt_off000060e5.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x60E5 19588 bytes
SHA-256: 7c2e4e66fb76876eb19f9ae411d66e365693fda174c49f528bba2067450da8ad

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