PDF static analysis report

Static analysis result for SHA-256 aec8cd79d4da2269…

SUSPICIOUS

PDF

34.6 KB Created: 2021-06-26 11:23:03 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-16
MD5: 8b2a980d60fcd278f5c52963cb92fe86 SHA-1: 5a0c0013bcf9ad8ee69ec30fb346cfadc4855e76 SHA-256: aec8cd79d4da2269ee5e95c0c689ba991ff79ba41f4ecb90a63b269cad93f801
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains numerous embedded URLs and a document body that explicitly advertises free Robux and Coin Master hacks, indicating a lure for potentially malicious downloads. The ML classifier strongly flagged this PDF as malicious, supporting the assessment that it is designed to trick users into visiting these URLs. While no scripts were directly extracted, the presence of external URIs and the document's content suggest an attempt to deliver 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/groups-that-give-you-free-robux-instantly-game-hack PDF link annotation
    • http://digilib.iailm.ac.id//repository/hacking-apps-for-roblox_GM431946152.pdfIn PDF document text
    • http://digilib.iailm.ac.id/repository/download-hacked-games-coin-master_GM406889139.pdfIn PDF document text
    • http://digilib.iailm.ac.id/repository/robux-online_GM431946152.pdfIn PDF document text
    • http://digilib.iailm.ac.id/repository/roblox-cheat-trainer-2021_GM431946152.pdfIn PDF document text
    • http://digilib.iailm.ac.id/repository/coins-master_GM406889139.pdfIn PDF document text
    • http://digilib.iailm.ac.id/repository/coin-master-viking-quest-hack_GM406889139.pdfIn PDF document text
    • http://digilib.iailm.ac.id//repository/free-robux-now_GM431946152.pdfIn PDF document text
    • http://digilib.iailm.ac.id//repository/coin-master-spin-hack_GM406889139.pdfIn PDF document text
    • http://digilib.iailm.ac.id/repository/roblox-texting-simulator-hack-script_GM431946152.pdfIn PDF document text
    • http://digilib.iailm.ac.id/repository/coin-master-mod-apk-unlimited-spin-download-free-full-version_GM406889139.pdfIn PDF document text
    • http://digilib.iailm.ac.id/repository/free-cracked-minecraft-server-hosting_GM479516143.pdfIn PDF document text
    • http://digilib.iailm.ac.id//repository/free-robux-no-verification_GM431946152.pdfIn PDF document text
    • http://digilib.iailm.ac.id//repository/free-robux-sites-2021_GM431946152.pdfIn PDF document text
    • http://digilib.iailm.ac.id/repository/how-to-recover-roblox-account-that-was-hacked_GM431946152.pdfIn PDF document text
    • http://digilib.iailm.ac.id//repository/free-robux-giveaway_GM431946152.pdfIn PDF document text
    • http://digilib.iailm.ac.id//repository/robux-match_GM431946152.pdfIn PDF document text
    • http://digilib.iailm.ac.id/repository/how-to-get-minecraft-for-free-on-mobile_GM479516143.pdfIn PDF document text
    • http://digilib.iailm.ac.id/repository/roblox-phantom-forces-hack_GM431946152.pdfIn PDF document text
    • http://digilib.iailm.ac.id/repository/minecraft-for-chromebook-free_GM479516143.pdfIn PDF document text
    • http://digilib.iailm.ac.id//repository/minecraft-free-apk_GM479516143.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_off00002e74.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x2E74 22292 bytes
SHA-256: 04c058a205d68ad71a546d7d4494ddb96a888de08f8613ba7be3c68f6de9a855
font_01_sfnt_off00005fde.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x5FDE 19812 bytes
SHA-256: ad6c46332f13bedbd792a5e436e462d4a8e53f4ff5cc40e5ec5d7fa9c078b89d

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