PDF static analysis report

Static analysis result for SHA-256 dda8eb936f1d2fb0…

SUSPICIOUS

PDF

35.8 KB Created: 2021-06-25 14:38:07 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-17
MD5: 9197748497c432bc383e3a17a36f9fbd SHA-1: 178a2978204d3de51a9f9d716536b5c090427d59 SHA-256: dda8eb936f1d2fb0fc8bb4d0a78bd39c0e7330cec97e981c17dd225f44be2d24
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF contains numerous links and references to 'free Robux', 'hacks', and game exploits, strongly suggesting a lure for users to download malicious content. The ML classifier also flagged this PDF with high confidence. While no scripts were explicitly extracted, the presence of embedded URLs and the document's theme indicate a phishing or social engineering attempt to trick users into downloading a second-stage payload.

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-dont-earn-game-hack PDF link annotation
    • https://digilib.stimlog.ac.id/repository/grabpoints-robux_GM431946152.pdfIn PDF document text
    • https://digilib.stimlog.ac.id/repository/free-robux-generator-get-your-free-robux_GM431946152.pdfIn PDF document text
    • https://digilib.stimlog.ac.id/repository/coin-master-online-free-spin_GM406889139.pdfIn PDF document text
    • https://digilib.stimlog.ac.id/repository/roblox-wikipedia-free-encyclopedia_GM431946152.pdfIn PDF document text
    • https://digilib.stimlog.ac.id/repository/robux-redeem_GM431946152.pdfIn PDF document text
    • https://digilib.stimlog.ac.id/repository/roblox-free-swords_GM431946152.pdfIn PDF document text
    • https://digilib.stimlog.ac.id/repository/hack-into-roblox-account_GM431946152.pdfIn PDF document text
    • https://digilib.stimlog.ac.id/repository/minecraft-switch-free_GM479516143.pdfIn PDF document text
    • https://digilib.stimlog.ac.id/repository/hacks-for-roblox-mobile_GM431946152.pdfIn PDF document text
    • https://digilib.stimlog.ac.id/repository/phantom-forces-roblox-hack-aimbot_GM431946152.pdfIn PDF document text
    • https://digilib.stimlog.ac.id/repository/free-robux-generator-for-xbox-one-no-verification_GM431946152.pdfIn PDF document text
    • http://digilib.stimlog.ac.id/repository/coin-master-hack-apk-35-33_GM406889139.pdfIn PDF document text
    • https://digilib.stimlog.ac.id/repository/roblox-hide-and-seek-hacks_GM431946152.pdfIn PDF document text
    • https://digilib.stimlog.ac.id/repository/free-bc-accounts-roblox-2021_GM431946152.pdfIn PDF document text
    • https://digilib.stimlog.ac.id/repository/pig-master-free-coins-and-spins_GM406889139.pdfIn PDF document text
    • https://digilib.stimlog.ac.id/repository/nuevo-robux-hack-2021-funcionando-robux-gratis_GM431946152.pdfIn PDF document text
    • https://digilib.stimlog.ac.id/repository/how-to-get-free-coins-in-coin-master_GM406889139.pdfIn PDF document text
    • https://digilib.stimlog.ac.id/repository/pubg-uc-key_GM1330123889.pdfIn PDF document text
    • https://digilib.stimlog.ac.id/repository/free-roblox-gift-card-codes-2021-unused_GM431946152.pdfIn PDF document text
    • https://digilib.stimlog.ac.id/repository/how-to-get-free-admin-on-roblox-life-in-paradise_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_off000032cc.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x32CC 23516 bytes
SHA-256: df9941e6b4bdd613b29bfab8911dce7bac867e4e398a409372174dbaedea9888
font_01_sfnt_off0000670a.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x670A 18988 bytes
SHA-256: ce38615569291302fcac2bd9af46104b705f6e9edb228e2c6785cbe1f02db85b

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