PDF static analysis report

Static analysis result for SHA-256 6c80499509a294cc…

SUSPICIOUS

PDF

35.1 KB Created: 2021-07-02 06:04:54 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-16
MD5: fcc34317e3ec1183f0154a497c70f933 SHA-1: 2b2b27efe17eae8216e4bb62e7717f732d44c591 SHA-256: 6c80499509a294cc9dd2ba50100d5a7056964a3cd4b3ad9a91ac95916568e9d3
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1203 Exploitation for Client Execution

The PDF document contains numerous URLs promoting free in-game currency for popular games, suggesting a phishing or scam attempt. The ML classifier strongly flagged this PDF as malicious, and the presence of external URIs indicates a potential download or redirection to a malicious site. The document body, though partially corrupted, contains keywords related to 'free Robux' and 'hacks', reinforcing the lure.

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/how-to-free-robux-on-roblox-game-hack PDF link annotation
    • http://artistaone.co/userfiles/files/freerobux-hack-us_GM431946152.pdfIn PDF document text
    • http://artistaone.co/userfiles/files/free-robux-without-downloading-apps_GM431946152.pdfIn PDF document text
    • http://artistaone.co/userfiles/files/coin-master-free-spins-2021_GM406889139.pdfIn PDF document text
    • http://artistaone.co/userfiles/files/how-to-get-free-robux-without-getting-any-apps_GM431946152.pdfIn PDF document text
    • http://artistaone.co/userfiles/files/cheat-roblox-elemental-battlegrounds_GM431946152.pdfIn PDF document text
    • http://artistaone.co/userfiles/files/roblox-hack-2021-download_GM431946152.pdfIn PDF document text
    • http://artistaone.co/userfiles/files/is-kinetic-code-going-to-be-free-roblox_GM431946152.pdfIn PDF document text
    • http://artistaone.co/userfiles/files/music-id-roblox-hacker_GM431946152.pdfIn PDF document text
    • http://artistaone.co/userfiles/files/free-spins-on-coin-master-2021_GM406889139.pdfIn PDF document text
    • http://artistaone.co/userfiles/files/coin-master-game-hunters-club_GM406889139.pdfIn PDF document text
    • http://artistaone.co/userfiles/files/www-coin-master-hack_GM406889139.pdfIn PDF document text
    • http://artistaone.co/userfiles/files/free-robux-no-verification-2021-android_GM431946152.pdfIn PDF document text
    • http://artistaone.co/userfiles/files/how-to-download-minecraft-for-free-on-pc_GM479516143.pdfIn PDF document text
    • http://artistaone.co/userfiles/files/free-robux-generator-without-verification_GM431946152.pdfIn PDF document text
    • http://artistaone.co/userfiles/files/spam-click-free-robux-script-v3rmillion_GM431946152.pdfIn PDF document text
    • http://artistaone.co/userfiles/files/roblox-generator-no-human-verification_GM431946152.pdfIn PDF document text
    • http://artistaone.co/userfiles/files/robuxmatchcom-free-robux_GM431946152.pdfIn PDF document text
    • http://artistaone.co/userfiles/files/free-robux-generator-no-human-verification-2021_GM431946152.pdfIn PDF document text
    • http://artistaone.co/userfiles/files/como-hackear-coin-master_GM406889139.pdfIn PDF document text
    • http://artistaone.co/userfiles/files/get-minecraft-for-free_GM479516143.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_off0000315d.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x315D 22928 bytes
SHA-256: 978bbb77ada7b3a5b45cc7c77b328b411e4b607059152a99790329fdc7eaaaa8
font_01_sfnt_off00006482.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x6482 18956 bytes
SHA-256: 612a3f1f9c4b322d4516fdbe5ebaab5a6ba54114db193406ae70af0bcb0cee58