PDF malware analysis — malicious · 96423588ad84f0fe

MALICIOUS

PDF

34.4 KB Created: 2021-07-03 10:48:34 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7)

MD5: 96beba64468e1a134b44bd38ba34b21e SHA-1: 9ad0413273fdb2f31b982c646698fea7c110ce29 SHA-256: 96423588ad84f0fe9382e7774d05bc3582d77f879fed897287e55a288ce24ea6

102 Risk Score

Malware Insights

MITRE ATT&CK

T1566.001 Spearphishing Attachment T1204.002 Malicious Link

The PDF document contains numerous embedded URLs that are part of a link farm, aiming to trick users into downloading content related to game hacks and cheats. The ML classifier strongly indicated maliciousness, and the presence of a 'download button' heuristic further supports a malicious workflow. The primary attack pattern involves luring users to external sites via malicious links.

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/rroblox-robux-hack-2021-game-hack
- http://lib.kunci.or.id/repository/how-to-hack-a-account-on-roblox-2021-no-logou_GM431946152.pdf
- http://lib.kunci.or.id/repository/free-coins-for-coin-master-blogger_GM406889139.pdf
- http://lib.kunci.or.id/repository/coin-master-daily-free-spins-link-today-2021_GM406889139.pdf
- http://lib.kunci.or.id/repository/what-is-a-free-robux-code_GM431946152.pdf
- http://lib.kunci.or.id/repository/how-you-get-free-robux_GM431946152.pdf
- http://lib.kunci.or.id/repository/hack-robux_GM431946152.pdf
- http://lib.kunci.or.id/repository/free-robux-only-pc_GM431946152.pdf
- http://lib.kunci.or.id/repository/free-coins-on-coin-master_GM406889139.pdf
- http://lib.kunci.or.id/repository/2021-free-robux-hacks-without-human-verification_GM431946152.pdf
- http://lib.kunci.or.id/repository/download-roblox-free-on-computer_GM431946152.pdf
- http://lib.kunci.or.id/repository/roblox-hack_GM431946152.pdf
- http://lib.kunci.or.id/repository/how-to-get-free-robux-with-no-verification_GM431946152.pdf
- http://lib.kunci.or.id/repository/what-are-some-websites-to-get-free-robux_GM431946152.pdf
- http://lib.kunci.or.id/repository/how-to-hack-into-a-full-server-on-roblox_GM431946152.pdf
- http://lib.kunci.or.id/repository/roblox-hacks-pc-2021_GM431946152.pdf
- http://lib.kunci.or.id/repository/new-roblox-exploit-hack-proxo_GM431946152.pdf
- http://lib.kunci.or.id/repository/coin-master-free-gifts_GM406889139.pdf
- http://lib.kunci.or.id/repository/roblox-script-hack_GM431946152.pdf
- http://lib.kunci.or.id/repository/fly-hack-roblox-fe2_GM431946152.pdf
- http://lib.kunci.or.id/repository/roblox-fantastic-frontier-hack_GM431946152.pdf
- http://en.wikipedia.org/wiki/MIT_License

Extracted artifacts 2

Files carved from inside the sample during analysis.

Filename	Kind	Source	Size
`font_00_sfnt_off00002e7d.bin` `0c3ca7d11250507fb2969d3577b4de108f1ce057bf56861c0bc76d781ac10eb5`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x2E7D	22488 bytes
`font_01_sfnt_off00006093.bin` `9fafdc741730aac3736433d3c5578f1412c3b6c25dc9f2dd291268ed5150f2cf`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x6093	19200 bytes

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