PDF static analysis report

Static analysis result for SHA-256 fdb5cbcfb9587e6f…

SUSPICIOUS

PDF

35.6 KB Created: 2021-07-05 11:43:55 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: a2e64bff611b89b57c9b4de5a94f5885 SHA-1: 11a1f6440a660797ab6a43e41ce337ec6672479e SHA-256: fdb5cbcfb9587e6f4733fa40f90f3b17a4174d9223a50b3d63bb3c037b3cb027
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains numerous URLs and a call-to-action phrase, strongly suggesting a phishing or scam attempt. The ML classifier also flagged this PDF as malicious with high confidence. The primary URL, http://netcdn.tw/app/431946152/free-robux-no-verify-2021-game-hack, indicates a lure for free in-game currency, likely leading to a malware download or scam. No scripts were extracted from this sample.

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/free-robux-no-verify-2021-game-hack PDF link annotation
    • http://lc.pustaka.unand.ac.id/repository/free-robux-promo-codes_GM431946152.pdfIn PDF document text
    • http://lc.pustaka.unand.ac.id/repository/coin-master-hack-2021_GM406889139.pdfIn PDF document text
    • http://lc.pustaka.unand.ac.id/repository/free-robux-websites-no-human-verification_GM431946152.pdfIn PDF document text
    • http://lc.pustaka.unand.ac.id/repository/coin-master-claim-spins_GM406889139.pdfIn PDF document text
    • http://lc.pustaka.unand.ac.id/repository/http-bit-ly-coin-master-hack_GM406889139.pdfIn PDF document text
    • http://lc.pustaka.unand.ac.id/repository/how-to-get-free-unlimited-coins-in-coin-master_GM406889139.pdfIn PDF document text
    • http://lc.pustaka.unand.ac.id/repository/free-coin-master-spins-link_GM406889139.pdfIn PDF document text
    • http://lc.pustaka.unand.ac.id/repository/how-to-hack-roblox-for-free-stuff_GM431946152.pdfIn PDF document text
    • http://lc.pustaka.unand.ac.id/repository/hack-exploit-roblox-2021_GM431946152.pdfIn PDF document text
    • http://lc.pustaka.unand.ac.id/repository/free-robux-hack-generator-no-human-verification_GM431946152.pdfIn PDF document text
    • http://lc.pustaka.unand.ac.id/repository/spin-coin-master-hack_GM406889139.pdfIn PDF document text
    • http://lc.pustaka.unand.ac.id/repository/getrobux-ninja_GM431946152.pdfIn PDF document text
    • http://lc.pustaka.unand.ac.id/repository/how-to-get-free-roebucks-without-verification_GM431946152.pdfIn PDF document text
    • http://lc.pustaka.unand.ac.id/repository/best-free-minecraft-hacked-client_GM479516143.pdfIn PDF document text
    • http://lc.pustaka.unand.ac.id/repository/roblox-hack-generator_GM431946152.pdfIn PDF document text
    • http://lc.pustaka.unand.ac.id/repository/how-to-get-free-robux-on-android_GM431946152.pdfIn PDF document text
    • http://lc.pustaka.unand.ac.id/repository/roblox-milenario-headphones-free_GM431946152.pdfIn PDF document text
    • http://lc.pustaka.unand.ac.id/repository/blox-rewards_GM431946152.pdfIn PDF document text
    • http://lc.pustaka.unand.ac.id/repository/coin-master-daily-free-spins-link-today-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_off00003377.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x3377 22160 bytes
SHA-256: 1ea2d4f8a9451b7402640d1adc2a2c786564fdafd21b248580abc5cd55a7a52a
font_01_sfnt_off00006474.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x6474 19552 bytes
SHA-256: e09a116ef2773d205446325b2d9f1a936106eb792045e06ccc5d6ea31c8b4aca

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