PDF malware analysis — malicious · ac49389d92692c9c

MALICIOUS

PDF

34.3 KB Created: 2021-06-30 07:39:47 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7)

MD5: 716cf35d0c4b6b86a1e76fe7ad65a564 SHA-1: 965a540353db8b42ca546ed9d7662bf44f2b983a SHA-256: ac49389d92692c9ce1ab9ab27137811968df2c2c8f62abd37dee2f314b38581a

102 Risk Score

Malware Insights

MITRE ATT&CK

T1566.001 Spearphishing Attachment T1204.002 Malicious Link

The PDF document contains numerous external links, many of which are hosted on goldeneye-group.com and point to files related to game hacking and free currency. The primary URL, http://netcdn.co/app/431946152/how-to-hack-free-roblox-game-hack, suggests a lure for downloading malicious content. The ML classifier strongly flagged this PDF as malicious, supporting the assessment of a malicious link farm designed to distribute further malware or scams.

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/how-to-hack-free-roblox-game-hack
- https://www.goldeneye-group.com/uploaded_files/userfiles/files/wurst-18_GM479516143.pdf
- https://www.goldeneye-group.com/uploaded_files/userfiles/files/free-robux-generator-2021-no-human-verification-or-survey_GM431946152.pdf
- https://www.goldeneye-group.com/uploaded_files/userfiles/files/how-do-we-hack-on-roblox_GM431946152.pdf
- https://www.goldeneye-group.com/uploaded_files/userfiles/files/ww-robux_GM431946152.pdf
- https://www.goldeneye-group.com/uploaded_files/userfiles/files/free-robux-gift-card-pins_GM431946152.pdf
- https://www.goldeneye-group.com/uploaded_files/userfiles/files/how-to-get-any-hat-on-roblox-for-free-2021_GM431946152.pdf
- https://www.goldeneye-group.com/uploaded_files/userfiles/files/www-roblox-com-robux-free_GM431946152.pdf
- https://www.goldeneye-group.com/uploaded_files/userfiles/files/free-robux-no-verification-no-survey_GM431946152.pdf
- https://www.goldeneye-group.com/uploaded_files/userfiles/files/coin-master-free-spins-facebook_GM406889139.pdf
- https://www.goldeneye-group.com/uploaded_files/userfiles/files/roblox-reversed-reality-hack_GM431946152.pdf
- https://www.goldeneye-group.com/uploaded_files/userfiles/files/roblox-password-cracker-free-download_GM431946152.pdf
- https://www.goldeneye-group.com/uploaded_files/userfiles/files/coin-master-free-spins-link-today_GM406889139.pdf
- https://www.goldeneye-group.com/uploaded_files/userfiles/files/get-free-robux-generator_GM431946152.pdf
- https://www.goldeneye-group.com/uploaded_files/userfiles/files/t0pk3k-roblox-hack_GM431946152.pdf
- https://www.goldeneye-group.com/uploaded_files/userfiles/files/codes-for-free-money-on-roblox-ultimate-driving_GM431946152.pdf
- https://www.goldeneye-group.com/uploaded_files/userfiles/files/robux-generator-no-survey_GM431946152.pdf
- https://www.goldeneye-group.com/uploaded_files/userfiles/files/coin-master-spin-link-2021_GM406889139.pdf
- https://www.goldeneye-group.com/uploaded_files/userfiles/files/master-coin-free-spin-daily_GM406889139.pdf
- https://www.goldeneye-group.com/uploaded_files/userfiles/files/get-free-gold-cards-in-coin-master_GM406889139.pdf
- https://www.goldeneye-group.com/uploaded_files/userfiles/files/mcpe-hacks_GM479516143.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_off00002f2d.bin` `15f91f48dccbfdda2822b34d5c11fb2bb7cb2f750ec9df8c4411ea3ec32b5425`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x2F2D	22440 bytes
`font_01_sfnt_off0000614c.bin` `2ef3cd4ddf1e90cccb976b8e320d3b9f0bd090d08e0dcf7fe8ddb42352f5a34a`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x614C	18984 bytes

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