PDF static analysis report

Static analysis result for SHA-256 08cba1a4c7abd217…

SUSPICIOUS

PDF

45.1 KB Created: 2021-06-10 16:54:52 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-16
MD5: f13a8a9c4fed8168ba770033633cfad3 SHA-1: 32cee9ff66eae86a3325e9aec81da0e7ff202c5d SHA-256: 08cba1a4c7abd217e5621aed313e63080de8a3490dcb521d7c8ca2a377f17c90
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1204.002 Malicious Link

The PDF document contains multiple embedded URLs, with one prominent URL leading to a site offering 'free Robux' and game hacks. The ML classifier flagged this PDF as malicious with high confidence. The document body and extracted URLs suggest a social engineering lure to trick users into downloading potentially malicious files.

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/ooby-give-you-free-robux-husky-roblox-youtube-game-hack PDF link annotation
    • https://audev.com/images/roblox-premium-free_GM431946152.pdfIn PDF document text
    • https://audev.com/images/best-free-minecraft-server-hosting_GM479516143.pdfIn PDF document text
    • https://www.audev.com/images/robux-promode-hack_GM431946152.pdfIn PDF document text
    • https://www.audev.com/images/coin-master-free-spins-link-facebook-page_GM406889139.pdfIn PDF document text
    • https://www.audev.com/images/coin-master-free-spin-and-trading-group_GM406889139.pdfIn PDF document text
    • https://audev.com/images/real-coin-master-hacks_GM406889139.pdfIn PDF document text
    • https://audev.com/images/free-spin-in-coin-master_GM406889139.pdfIn PDF document text
    • https://audev.com/images/free-robux-no-verify-2021_GM431946152.pdfIn PDF document text
    • https://audev.com/images/how-to-hack-roblox-accounts_GM431946152.pdfIn PDF document text
    • https://www.audev.com/images/get-2021-free-robux-daily_GM431946152.pdfIn PDF document text
    • https://audev.com/images/earn-free-robux-on-roblox_GM431946152.pdfIn PDF document text
    • https://www.audev.com/images/hack-coin-master-game-download_GM406889139.pdfIn PDF document text
    • https://audev.com/images/free-roblox-boy-hair_GM431946152.pdfIn PDF document text
    • https://www.audev.com/images/how-to-host-a-minecraft-server-for-free_GM479516143.pdfIn PDF document text
    • https://audev.com/images/robux-in_GM431946152.pdfIn PDF document text
    • https://audev.com/images/free-robux-scams_GM431946152.pdfIn PDF document text
    • https://www.audev.com/images/free-coins-and-spins-in-coin-master_GM406889139.pdfIn PDF document text
    • https://www.audev.com/images/how-to-get-free-robux-on-mobile_GM431946152.pdfIn PDF document text
    • https://www.audev.com/images/websites-that-give-you-free-robux_GM431946152.pdfIn PDF document text
    • https://www.audev.com/images/coin-master-spin-hack-link_GM406889139.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
stream_004_off000052e7.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x52E7 24728 bytes
SHA-256: 9555427ec3cbac7a2adfd5e48b540503ab43eb821f7f3fab1f44c06fce0536d0
font_01_sfnt_off00008bf0.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x8BF0 18940 bytes
SHA-256: d8a615acd55d970707878349652d0b80229ca5c41feca695851af4b7b0e27b89