Malicious PDF — malware analysis report

Static analysis result for SHA-256 46c29f1e1c3af675…

MALICIOUS

PDF

33.8 KB Created: 2021-06-21 08:42:49 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7)
MD5: 9337de6ccc90973a49a679f92a4f4bb3 SHA-1: 730b02cb35ed6ec582ca5b12427aab28007ed8a6 SHA-256: 46c29f1e1c3af675afac55a7551fd469cee1da16704f7cd29f79b570e1e85c58
102 Risk Score

Malware Insights

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

This PDF document contains a large number of links to external websites, many of which are related to scams for in-game items like Robux and Coin Master spins. The presence of a "CLICK HERE TO ACCESS ROBUX GENERATOR 4!" call-to-action and the ML classifier's high confidence score indicate a malicious intent to redirect users to potentially harmful or fraudulent content. The document's structure and content strongly suggest a phishing or scamming attempt.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9980

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 http://netcdn.co/app/431946152/hack-des-robux-game-hack
    • http://babbibooth.com/images/cheap-robux-scam-free_GM431946152.pdf
    • http://babbibooth.com/images/how-to-get-free-skins-in-minecraft_GM479516143.pdf
    • http://babbibooth.com/images/coin-master-guide-to-free-spins-and-rewards_GM406889139.pdf
    • http://babbibooth.com/images/coin-master-heaven-free-spins-today_GM406889139.pdf
    • http://babbibooth.com/images/coin-master-hack-app-download-free_GM406889139.pdf
    • http://babbibooth.com/images/game-hunters-coin-master-free-spins_GM406889139.pdf
    • http://babbibooth.com/images/earn-free-robux-today_GM431946152.pdf
    • http://babbibooth.com/images/coin-master-heaven-free-spins-link-2021_GM406889139.pdf
    • http://babbibooth.com/images/pokemon-go-free-vs-premium_GM1094591345.pdf
    • http://babbibooth.com/images/how-to-get-free-coins-on-coin-master_GM406889139.pdf
    • http://babbibooth.com/images/hack-coin-master-app-ios_GM406889139.pdf
    • http://babbibooth.com/images/tiktok-free-followers-instantly_GM835599320.pdf
    • http://babbibooth.com/images/roblox-when-will-bloxburg-be-free_GM431946152.pdf
    • http://babbibooth.com/images/how-to-get-any-roblox-game-pass-for-free-2021_GM431946152.pdf
    • http://babbibooth.com/images/can-you-ever-get-free-robux_GM431946152.pdf
    • http://babbibooth.com/images/roblox-blackhawk-rescue-mission-2-hack_GM431946152.pdf
    • http://babbibooth.com/images/coin-master-free-link_GM406889139.pdf
    • http://babbibooth.com/images/commands-for-free-admin-roblox_GM431946152.pdf
    • http://babbibooth.com/images/coin-master-spins-for-free_GM406889139.pdf
    • http://babbibooth.com/images/coin-master-hack-2021_GM406889139.pdf
    • http://en.wikipedia.org/wiki/MIT_License

Extracted artifacts 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00002d2a.bin
bdeaf38e934dffafeeb53ef8410c1dc35239d9cc51193bb4b33ca08897b3af60
pdf-font-stream PDF embedded font (sfnt) at offset 0x2D2A 22608 bytes
font_01_sfnt_off00005f58.bin
c219ac9f4b0a575333ba7d99127efef4d712ca6399b2fe9f681dae8cadfa681a
pdf-font-stream PDF embedded font (sfnt) at offset 0x5F58 18888 bytes