PDF malware analysis — malicious · 25d62abc3fcbf10b

MALICIOUS

PDF

44.6 KB Created: 2021-06-03 07:32:05 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7)

MD5: 23e8ffec94a2df31e02b297ab46015e8 SHA-1: aa2d17650e5163ac0eac3c444bbc7194239f94f7 SHA-256: 25d62abc3fcbf10b47c4c1e38cd99797756dfe9529f16467a9d39766720fbc29

82 Risk Score

Malware Insights

MITRE ATT&CK

T1566.001 Spearphishing Attachment T1204.002 Malicious File

The PDF document contains heuristics indicating it is malicious and uses social engineering to trick users. It presents a lure for free games or in-game currency, directing users to install a browser extension or update, which is a common method for malware installation. The embedded URLs likely lead to the download of a malicious payload.

Machine Learning

Nyx PDF Classifier malicious score 0.9865

Heuristics 4

Browser extension / update installation lure high SE_BROWSER_INSTALL_LURE

Document tells the user to install a browser extension, plugin, viewer, or browser update to view content — a common social-engineering path for credential theft and malware installation
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.online/app/431946152/free-games-like-roblox-game-hack
- http://lib.fekon.untad.ac.id/repository/robux-hack-me_GM431946152.pdf
- http://lib.fekon.untad.ac.id/repository/free-coin-master-spins-2021_GM406889139.pdf
- http://lib.fekon.untad.ac.id/repository/coin-master-2021-free-spins_GM406889139.pdf
- http://lib.fekon.untad.ac.id/repository/free-unlimited-robux_GM431946152.pdf
- http://lib.fekon.untad.ac.id/repository/coin-master-unlimited-spin-hack-apk_GM406889139.pdf
- http://lib.fekon.untad.ac.id/repository/coin-master-daily-free-spins-and-coins_GM406889139.pdf
- http://lib.fekon.untad.ac.id/repository/get-free-robux-info_GM431946152.pdf
- http://lib.fekon.untad.ac.id/repository/coin-master-online-hack_GM406889139.pdf
- http://lib.fekon.untad.ac.id/repository/free-spins-coin-master-2021_GM406889139.pdf
- http://lib.fekon.untad.ac.id/repository/how-to-get-free-robux-as-a-kid_GM431946152.pdf
- http://lib.fekon.untad.ac.id/repository/roblox-fun-com-free-robux_GM431946152.pdf
- http://lib.fekon.untad.ac.id/repository/free-spins-coin-master-hack-2021_GM406889139.pdf
- http://lib.fekon.untad.ac.id/repository/coin-master-hack-programers_GM406889139.pdf
- http://lib.fekon.untad.ac.id/repository/coin-master-real-hack_GM406889139.pdf
- http://lib.fekon.untad.ac.id/repository/coinmaster-fan-page_GM406889139.pdf
- http://lib.fekon.untad.ac.id/repository/free-coin-master-spins-no-human-verification_GM406889139.pdf
- http://lib.fekon.untad.ac.id/repository/free-robux-hack-generator_GM431946152.pdf
- http://lib.fekon.untad.ac.id/repository/tiktok-free-likes_GM835599320.pdf
- http://lib.fekon.untad.ac.id/repository/free-spins-coin-master-cheats_GM406889139.pdf
- http://lib.fekon.untad.ac.id/repository/free-vip-server-roblox_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_off000051e7.bin` `491a25341690adc4a8fba2a5777051aecdb7c0581af3b439fd6f36aab41076cd`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x51E7	24972 bytes
`font_01_sfnt_off00008a58.bin` `c52aceaf3bf2f28584fb8940f828c012a6342ba7c3f090d8a14e40bb36c01879`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x8A58	18724 bytes

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