Malicious PDF — malware analysis report

Static analysis result for SHA-256 6d0b3e3d151094a7…

MALICIOUS

PDF

46.2 KB Created: 2021-06-02 07:27:22 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7)
MD5: b7eeb1af9cca3aa907d0cb714574b62b SHA-1: c3752a6e886bdf073f21f899f03dd5d6af2b1995 SHA-256: 6d0b3e3d151094a7e2abe8c0740860aa0e573f1720e9613e1a7386b0c98f8bd8
102 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF contains a large number of external links, many of which are SEO-optimized PDF slugs, suggesting a link farm designed to drive traffic to potentially malicious sites. The document body explicitly mentions a "Roblox Hack Generator" and includes a URL pointing to such a generator, indicating a lure for users seeking cheats or exploits. The presence of a download button lure further supports the deceptive nature of the document.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9864

Heuristics 4

  • Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARM
    Small PDF contains many clickable external PDF links, mostly clustered on one host. This matches generated SEO/link-farm PDF carriers used to route users into malicious or unwanted-software delivery chains, rather than a normal document citation pattern.
  • 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.xyz/app/431946152/roblox-hack-generator-no-survey-no-download-game-hack
    • http://www.dciprotection.ca/images/can-you-get-minecraft-windows-10-for-free_GM479516143.pdf
    • http://www.dciprotection.ca/images/free-spins-coin-master-blogspot_GM406889139.pdf
    • http://www.dciprotection.ca/images/coin-master-60-spins_GM406889139.pdf
    • http://www.dciprotection.ca/images/websites-that-give-free-robux_GM431946152.pdf
    • http://www.dciprotection.ca/images/free-robux-generator-no-human-verification-or-surveys_GM431946152.pdf
    • http://www.dciprotection.ca/images/coin-master-hack-https-coinms-net_GM406889139.pdf
    • http://www.dciprotection.ca/images/how-to-get-free-robux-easy_GM431946152.pdf
    • http://www.dciprotection.ca/images/robux-generator-that-works_GM431946152.pdf
    • http://www.dciprotection.ca/images/free-robux-by-watching-ads_GM431946152.pdf
    • http://www.dciprotection.ca/images/how-to-make-a-minecraft-server-for-free_GM479516143.pdf
    • http://www.dciprotection.ca/images/coin-master-hack-club_GM406889139.pdf
    • http://www.dciprotection.ca/images/rblx-city-free-robux_GM431946152.pdf
    • http://www.dciprotection.ca/images/coin-master-free-spins-link-2021_GM406889139.pdf
    • http://www.dciprotection.ca/images/what-are-points-for-in-roblox_GM431946152.pdf
    • http://www.dciprotection.ca/images/coin-master-free-spins-link-2021-no-verification_GM406889139.pdf
    • http://www.dciprotection.ca/images/minecraft-free-games-no-download_GM479516143.pdf
    • http://www.dciprotection.ca/images/hack-coin-master-apk-mod_GM406889139.pdf
    • http://www.dciprotection.ca/images/tiktok-fans-free_GM835599320.pdf
    • http://www.dciprotection.ca/images/minecraft-story-mode-free_GM479516143.pdf
    • http://www.dciprotection.ca/images/gaming-dunia-coin-master-free-spins_GM406889139.pdf
    • http://en.wikipedia.org/wiki/MIT_License

Extracted artifacts 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00005134.bin
e112338d8ca99f19a01d16015ea246c87745ef083f816420d1bbbae2afc8cbf5
pdf-font-stream PDF embedded font (sfnt) at offset 0x5134 27436 bytes
font_01_sfnt_off00008ee6.bin
2a49f42e6ebe5f3e7ff6bf34e4b82a4580775d9f7d874ea7104fc7d9df24213e
pdf-font-stream PDF embedded font (sfnt) at offset 0x8EE6 19224 bytes