PDF static analysis report

Static analysis result for SHA-256 f74d10c24781a44b…

SUSPICIOUS

PDF

35.5 KB Created: 2021-06-28 19:50:28 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-16
MD5: 418a601b299f63e2aaba72ab65181099 SHA-1: 7b1a1ad560c704b38350bc903fbf66df417d51e4 SHA-256: f74d10c24781a44b4d15295d0322cd330cbe14b95db458dc87220da52d453011
42 Risk Score

Malware Insights

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

The PDF document contains multiple embedded URLs and a prominent external URI pointing to a download site, disguised as a 'Free Robux' offer. The ML classifier strongly flagged this PDF as malicious, indicating a high likelihood of it being used for malware distribution or phishing. The presence of a visual download button further supports the lure.

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/free-robux-quick-and-easy-2021-game-hack PDF link annotation
    • http://lib.fisipumt.ac.id/repository/minecraft-pe-apk-free-download_GM479516143.pdfIn PDF document text
    • http://lib.fisipumt.ac.id/repository/i-got-hacked-on-roblox_GM431946152.pdfIn PDF document text
    • http://lib.fisipumt.ac.id/repository/how-to-get-assasin-vip-for-free-roblox_GM431946152.pdfIn PDF document text
    • http://lib.fisipumt.ac.id/repository/accounts-for-roblox-free-and-nothing-on-them_GM431946152.pdfIn PDF document text
    • http://lib.fisipumt.ac.id//repository/roblox-com-free-robux_GM431946152.pdfIn PDF document text
    • http://lib.fisipumt.ac.id/repository/how-to-make-good-roblox-thumbnails-for-youtube-free_GM431946152.pdfIn PDF document text
    • http://lib.fisipumt.ac.id/repository/was-roblox-hacked-once_GM431946152.pdfIn PDF document text
    • http://lib.fisipumt.ac.id/repository/how-to-get-free-faces-promocodes-on-roblox_GM431946152.pdfIn PDF document text
    • http://lib.fisipumt.ac.id/repository/best-free-spins-for-coin-master_GM406889139.pdfIn PDF document text
    • http://lib.fisipumt.ac.id//repository/roblox-premium-free_GM431946152.pdfIn PDF document text
    • http://lib.fisipumt.ac.id//repository/free-robux-mobile_GM431946152.pdfIn PDF document text
    • http://lib.fisipumt.ac.id/repository/hack-coin-master-apk-358_GM406889139.pdfIn PDF document text
    • http://lib.fisipumt.ac.id//repository/free-spins-for-coin-master-hack_GM406889139.pdfIn PDF document text
    • http://lib.fisipumt.ac.id/repository/games-that-give-you-free-robux_GM431946152.pdfIn PDF document text
    • http://lib.fisipumt.ac.id/repository/how-to-get-free-robux-2021-may_GM431946152.pdfIn PDF document text
    • http://lib.fisipumt.ac.id//repository/google-how-do-you-get-free-robux_GM431946152.pdfIn PDF document text
    • http://lib.fisipumt.ac.id/repository/free-printable-roblox-activities_GM431946152.pdfIn PDF document text
    • http://lib.fisipumt.ac.id/repository/robux-earner_GM431946152.pdfIn PDF document text
    • http://lib.fisipumt.ac.id//repository/mcpe-hack-client_GM479516143.pdfIn PDF document text
    • http://lib.fisipumt.ac.id//repository/coin-master-hack-download_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_off00002fec.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x2FEC 22764 bytes
SHA-256: 1f97efa77a412e2c8f8e0e0daac57a98668436bc46da6a3fa1f6abbd5fe73933
font_01_sfnt_off000062d8.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x62D8 19920 bytes
SHA-256: 2d27c692648a537c1f85da3892dc265758edb46e8fc8a632982ea19001cb4aec

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