PDF static analysis report

Static analysis result for SHA-256 0b686f000908ecb7…

SUSPICIOUS

PDF

44.8 KB Created: 2021-06-10 11:27:09 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: b0a8cd22479d5972bb1f7ac2c454b823 SHA-1: 4fd85996ec3b58a824bd8adb52525c4a07598264 SHA-256: 0b686f000908ecb7839e801da16a822205ceb3da5c04d277965057b06ca60672
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains numerous embedded URLs and a prominent external URI pointing to a site offering 'free login roblox game hack'. The ML classifier also flagged this PDF as malicious. The document body, though heavily obfuscated, contains text related to game hacks and download lures, suggesting a social engineering attempt to trick users into downloading a payload. No scripts were extracted from this sample.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9865

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/free-login-roblox-game-hack PDF link annotation
    • http://opac.kolejkrim.edu.my/repository/how-to-hack-roblox-games_GM431946152.pdfIn PDF document text
    • http://opac.kolejkrim.edu.my/repository/free-coins-coin-master-link_GM406889139.pdfIn PDF document text
    • http://opac.kolejkrim.edu.my/repository/free-robux-without-downloading-apps_GM431946152.pdfIn PDF document text
    • http://opac.kolejkrim.edu.my/repository/will-minecraft-dungeons-be-free_GM479516143.pdfIn PDF document text
    • http://opac.kolejkrim.edu.my/repository/free-coin-master-gifts_GM406889139.pdfIn PDF document text
    • http://opac.kolejkrim.edu.my/repository/minecraft-mod-updater_GM479516143.pdfIn PDF document text
    • http://opac.kolejkrim.edu.my/repository/pokemon-go-free-40k_GM1094591345.pdfIn PDF document text
    • http://opac.kolejkrim.edu.my/repository/flip-master-coins-hack_GM406889139.pdfIn PDF document text
    • http://opac.kolejkrim.edu.my/repository/websites-that-give-free-robux_GM431946152.pdfIn PDF document text
    • http://opac.kolejkrim.edu.my/repository/how-to-get-minecraft-windows-10-for-free-2021_GM479516143.pdfIn PDF document text
    • http://opac.kolejkrim.edu.my/repository/link-for-free-spins-on-coin-master_GM406889139.pdfIn PDF document text
    • http://opac.kolejkrim.edu.my/repository/wurst-115_GM479516143.pdfIn PDF document text
    • http://opac.kolejkrim.edu.my/repository/coin-master-spin-hack-trick_GM406889139.pdfIn PDF document text
    • http://opac.kolejkrim.edu.my/repository/free-robux-no-verification-no-download_GM431946152.pdfIn PDF document text
    • http://opac.kolejkrim.edu.my/repository/fast-car-roblox-for-free_GM431946152.pdfIn PDF document text
    • http://opac.kolejkrim.edu.my/repository/coin-master-free-coins-cheat_GM406889139.pdfIn PDF document text
    • http://opac.kolejkrim.edu.my/repository/free-free-robux_GM431946152.pdfIn PDF document text
    • http://opac.kolejkrim.edu.my/repository/minecraft-java-edition-download-free_GM479516143.pdfIn PDF document text
    • http://opac.kolejkrim.edu.my/repository/get-gold-coin-master-village-hack_GM406889139.pdfIn PDF document text
    • http://opac.kolejkrim.edu.my/repository/roblox-ftw_GM431946152.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
stream_004_off00005251.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x5251 25416 bytes
SHA-256: 15bde60827e8d6e1f85ec36390188add1c89c584dafcbde51e101b031f2252d8
font_01_sfnt_off00008c2e.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x8C2E 18356 bytes
SHA-256: 954a21ad548837f633d064e11cc2c0ea2d185e332f0fb9ff6c174ce263bef6f7

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