PDF static analysis report

Static analysis result for SHA-256 302df6f2e844b1ae…

SUSPICIOUS

PDF

33.8 KB Created: 2021-07-21 05:57:34 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: 51dd129edb5ba04c81fe81babcae4a4e SHA-1: c9e97e6b4298fbbcefd7be374dc6d959f47c2931 SHA-256: 302df6f2e844b1ae67eeec9aa37428e1f18d8789de67de0f3f32c31bc7151146
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains an external URI pointing to a site offering 'free Robux', a common lure for malicious downloads. The ML classifier also flagged this PDF with high confidence. While no scripts were explicitly extracted, the presence of embedded URLs and the nature of the lure suggest an attempt to trick the user into downloading a second-stage payload, likely disguised as a game hack or cheat.

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/free-robux-games-on-roblox-game-hack PDF link annotation
    • https://digilib-bing.stkip-pgri-sumbar.ac.id/repository/coin-master-free-spins-for-today_GM406889139.pdfIn PDF document text
    • https://digilib-bing.stkip-pgri-sumbar.ac.id/repository/how-to-get-free-robux-hack_GM431946152.pdfIn PDF document text
    • https://digilib-bing.stkip-pgri-sumbar.ac.id/repository/how-to-get-free-robux-without-verification_GM431946152.pdfIn PDF document text
    • https://digilib-bing.stkip-pgri-sumbar.ac.id/repository/free-robux-no-verify_GM431946152.pdfIn PDF document text
    • https://digilib-bing.stkip-pgri-sumbar.ac.id/repository/claim-free-robux_GM431946152.pdfIn PDF document text
    • https://digilib-bing.stkip-pgri-sumbar.ac.id/repository/roblox-fly-hack_GM431946152.pdfIn PDF document text
    • https://digilib-bing.stkip-pgri-sumbar.ac.id/repository/coin-master-free-daily-spins-and-coins_GM406889139.pdfIn PDF document text
    • https://digilib-bing.stkip-pgri-sumbar.ac.id/repository/free-robux-no-offers_GM431946152.pdfIn PDF document text
    • https://digilib-bing.stkip-pgri-sumbar.ac.id/repository/how-to-start-a-minecraft-server-for-free_GM479516143.pdfIn PDF document text
    • https://digilib-bing.stkip-pgri-sumbar.ac.id/repository/coin-master-free-spins-link-blogspot-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_off00002d81.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x2D81 22724 bytes
SHA-256: cb407ac7f827f6faa7aa8b16efb1278744ee2b9eb8a90647898e5d71afd08fcd
font_01_sfnt_off000060ba.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x60BA 18760 bytes
SHA-256: 65395852f51328f21020b285fd6331685a38244f4ff4cff0d8f1f88ee3e20e2d

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