PDF static analysis report

Static analysis result for SHA-256 bddd566e2c238167…

SUSPICIOUS

PDF

48.5 KB Created: 2021-06-10 21:27:24 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: 827251f444a97b7c72276ad50082e486 SHA-1: 6d96e1ef6aee9b738d6e62bdf12d8fecd81a3e73 SHA-256: bddd566e2c238167f0058df1a82476794e2c46e5b7537172f7f438a00c97df5c
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains a lure related to 'free hair' for Roblox, directing users to a suspicious URL. The ML classifier strongly flagged this PDF as malicious. While no scripts were explicitly extracted, the presence of embedded URLs and the nature of the lure suggest an attempt to redirect users to a malicious site, likely for credential harvesting or malware distribution.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9796

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 https://netcdn.tw/app/431946152/how-to-get-free-hair-roblox-game-hack PDF link annotation
    • http://kids-academy.pl/images/tiktok-free-views_GM835599320.pdfIn PDF document text
    • http://kids-academy.pl/images/robux-games_GM431946152.pdfIn PDF document text
    • http://kids-academy.pl/images/script-cheat-roblox-mad-city_GM431946152.pdfIn PDF document text
    • http://kids-academy.pl/images/free-robux-quiz_GM431946152.pdfIn PDF document text
    • http://kids-academy.pl/images/coin-master-free-2021-spin-link_GM406889139.pdfIn PDF document text
    • http://kids-academy.pl/images/robux-hacks-2021_GM431946152.pdfIn PDF document text
    • http://kids-academy.pl/images/pet-ranch-simulator-roblox-cheats_GM431946152.pdfIn PDF document text
    • http://kids-academy.pl/images/best-free-railway-games-on-roblox_GM431946152.pdfIn PDF document text
    • http://kids-academy.pl/images/getrobux-info_GM431946152.pdfIn PDF document text
    • http://kids-academy.pl/images/free-robux-with-proof_GM431946152.pdfIn PDF document text
    • http://kids-academy.pl/images/free-robux-without-downloading-apps_GM431946152.pdfIn PDF document text
    • http://kids-academy.pl/images/simplysarc_GM479516143.pdfIn PDF document text
    • http://kids-academy.pl/images/free-robux-no-gift-card_GM431946152.pdfIn PDF document text
    • http://kids-academy.pl/images/minecraft-xbox-free_GM479516143.pdfIn PDF document text
    • http://kids-academy.pl/images/get-robux-today_GM431946152.pdfIn PDF document text
    • http://kids-academy.pl/images/free-disney-plus-accounts-tiktok_GM835599320.pdfIn PDF document text
    • http://kids-academy.pl/images/coin-master-hack-apk-online_GM406889139.pdfIn PDF document text
    • http://kids-academy.pl/images/mcpe-master-hack-unlimited-coins_GM406889139.pdfIn PDF document text
    • http://kids-academy.pl/images/how-to-get-minecraft-for-free-on-mobile_GM479516143.pdfIn PDF document text
    • http://kids-academy.pl/images/how-can-you-get-free-robux_GM431946152.pdfIn PDF document text
    • http://en.wikipedia.org/wiki/MIT_LicenseIn PDF document text

Extracted artifacts 3

Files carved from inside the sample during analysis.

FilenameKindSourceSize
stream_004_off000052dd.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x52DD 26292 bytes
SHA-256: 6d972af3dec8474d0273c2a225f028f02a62dbb90c39b0b2c10dadc9aaf20dfd
font_01_sfnt_off00008d67.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x8D67 3884 bytes
SHA-256: 40b61f8938bd710dc29dc58ba3fde91c245a6a69596ec569b4d27c769ca417cf
font_02_sfnt_off00009a0f.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x9A0F 18564 bytes
SHA-256: 5f4748e383913bfdcafe7a68cd1d228459f3965edfae22686caa6ddebadb3a45