PDF static analysis report

Static analysis result for SHA-256 078ff2de350d804e…

SUSPICIOUS

PDF

36.3 KB Created: 2021-06-22 04:18:05 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-10-01
MD5: 0de0919d0e9eb90eaf51319338e5b0d0 SHA-1: 42a235a56391358c1cebf34ce36853610140545a SHA-256: 078ff2de350d804ed9117cdfee599024988b39a1468ba20a712d1068fb9782b3
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

This PDF document was flagged as suspicious by an ML classifier. The file presents a deceptive download button. Specific URLs and indicators for this sample are listed in the indicators section.

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/roblox-steve PDF link annotation
    • https://www.nara.org.uk/uploads/files/files/free-robux-generator-no-survey_GM431946152.pdfIn PDF document text
    • https://www.nara.org.uk/uploads/files/files/minecraft-free-download-chromebook_GM479516143.pdfIn PDF document text
    • https://www.nara.org.uk/uploads/files/files/coin-master-free-spins-cheat_GM406889139.pdfIn PDF document text
    • https://www.nara.org.uk/uploads/files/files/easy-how-to-get-free-robux_GM431946152.pdfIn PDF document text
    • https://www.nara.org.uk/uploads/files/files/hacking-code-roblox_GM431946152.pdfIn PDF document text
    • https://www.nara.org.uk/uploads/files/files/how-to-hack-roblox-accounts_GM431946152.pdfIn PDF document text
    • https://www.nara.org.uk/uploads/files/files/reddit-coin-master-free-spins_GM406889139.pdfIn PDF document text
    • https://www.nara.org.uk/uploads/files/files/coin-master-game-free_GM406889139.pdfIn PDF document text
    • https://www.nara.org.uk/uploads/files/files/coin-master-free-in-app-purchases-jailbreak_GM406889139.pdfIn PDF document text
    • https://www.nara.org.uk/uploads/files/files/free-spins-for-coin-master-ios_GM406889139.pdfIn PDF document text
    • https://www.nara.org.uk/uploads/files/files/dungeon-quest-hacks-download-roblox_GM431946152.pdfIn PDF document text
    • https://www.nara.org.uk/uploads/files/files/free-robux-no-verification-no-download-2021_GM431946152.pdfIn PDF document text
    • https://www.nara.org.uk/uploads/files/files/coin-master-free-spins-hack-apk-download_GM406889139.pdfIn PDF document text
    • https://www.nara.org.uk/uploads/files/files/roblox-no-download-hack_GM431946152.pdfIn PDF document text
    • https://www.nara.org.uk/uploads/files/files/robux-gift-card-free_GM431946152.pdfIn PDF document text
    • https://www.nara.org.uk/uploads/files/files/how-to-earn-robux-for-free-2021_GM431946152.pdfIn PDF document text
    • https://www.nara.org.uk/uploads/files/files/earn-robux-by-watching-ads_GM431946152.pdfIn PDF document text
    • https://www.nara.org.uk/uploads/files/files/freerobux-hack-us_GM431946152.pdfIn PDF document text
    • https://www.nara.org.uk/uploads/files/files/robux-money_GM431946152.pdfIn PDF document text
    • https://www.nara.org.uk/uploads/files/files/how-can-you-get-free-robux_GM431946152.pdfIn PDF document text
    • http://en.wikipedia.org/wiki/MIT_LicenseIn PDF document text

Extracted artifacts 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off0000339b.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x339B 23380 bytes
SHA-256: c834eedf856c9b9f2c21db4920d6d0a07e54b77585a6e100c2e1ae5a41a6de4e
font_01_sfnt_off000067ec.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x67EC 19380 bytes
SHA-256: 4bf5d97b1c90168c92f3491b0a343c84ae4ff84484b1a453a16beeeafccbea8f