PDF malware analysis — malicious · 6e2ed8daa5478b6a

MALICIOUS

PDF

33.7 KB Created: 2021-07-02 03:56:41 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7)

MD5: 54b9958bc894af1b2f89976fb535f6d3 SHA-1: e140a8fb35385fd2b4e49306f7226f9219b92817 SHA-256: 6e2ed8daa5478b6aa75709a1b4a1497b41e052192899c31a96fa66c133d9c796

102 Risk Score

Malware Insights

MITRE ATT&CK

T1566.001 Spearphishing Attachment

The PDF document contains numerous links to external websites, many of which are presented as 'SEO link farms' and promise free in-game currency for popular games. The presence of a download button lure and the ML classifier's high confidence score indicate a malicious intent to redirect users to potentially harmful content or downloads. The document's structure and content strongly suggest a phishing or scam 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/earth-free-robux-game-hack
- https://www.modestuae.com/uploaded_files/userfiles/files/sites-to-get-free-robux_GM431946152.pdf
- https://www.modestuae.com/uploaded_files/userfiles/files/moonactive-coin-master-free-spins-link_GM406889139.pdf
- https://www.modestuae.com/uploaded_files/userfiles/files/how-to-get-free-robux-august-14-2021_GM431946152.pdf
- https://www.modestuae.com/uploaded_files/userfiles/files/free-robux-promo-code-generator-2021_GM431946152.pdf
- https://www.modestuae.com/uploaded_files/userfiles/files/ho9w-to-hack-roblox-with-any-player_GM431946152.pdf
- https://www.modestuae.com/uploaded_files/userfiles/files/apps-to-get-free-robux_GM431946152.pdf
- https://www.modestuae.com/uploaded_files/userfiles/files/mcpe-hack-client_GM479516143.pdf
- https://www.modestuae.com/uploaded_files/userfiles/files/coin-master-free-spins-link-2021-app_GM406889139.pdf
- https://www.modestuae.com/uploaded_files/userfiles/files/roblox-fun-com-free-robux_GM431946152.pdf
- https://www.modestuae.com/uploaded_files/userfiles/files/coin-master-daily-free-spins-2021_GM406889139.pdf
- https://www.modestuae.com/uploaded_files/userfiles/files/minecraft-that-you-can-play-for-free_GM479516143.pdf
- https://www.modestuae.com/uploaded_files/userfiles/files/how-to-get-free-robux-not-a-scam_GM431946152.pdf
- https://www.modestuae.com/uploaded_files/userfiles/files/comment-avoir-des-robux-hack_GM431946152.pdf
- https://www.modestuae.com/uploaded_files/userfiles/files/roblox-free-zombie-face_GM431946152.pdf
- https://www.modestuae.com/uploaded_files/userfiles/files/coin-master-freebies-2021_GM406889139.pdf
- https://www.modestuae.com/uploaded_files/userfiles/files/what-are-points-for-in-roblox_GM431946152.pdf
- https://www.modestuae.com/uploaded_files/userfiles/files/coin-master-apk-hack-download_GM406889139.pdf
- https://www.modestuae.com/uploaded_files/userfiles/files/roblox-no-download-hack_GM431946152.pdf
- https://www.modestuae.com/uploaded_files/userfiles/files/coin-master-free-spins-hack-download_GM406889139.pdf
- https://www.modestuae.com/uploaded_files/userfiles/files/download-pokemon-go-free_GM1094591345.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_off00002f53.bin` `89d4c4cfa7a8fdc7d2826f21ff7127ba2aca6cfcd8cfa98cc79545c702dca3f4`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x2F53	21588 bytes
`font_01_sfnt_off00005efc.bin` `aa8c00812ee233177dc7563a4df425c55a8452ae07f251b145da5c8b13a356a3`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x5EFC	18988 bytes

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