MALICIOUS
142
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a large number of external links, many of which are structured as SEO-optimized PDF links, suggesting a link farm. The presence of a fake CAPTCHA heuristic indicates a social engineering attempt to trick the user into interacting with the document. The ML classifier also flagged this PDF as malicious with high confidence. While no scripts were explicitly extracted, the PDF structure and heuristics strongly suggest it's designed to redirect users to malicious or scam-related websites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9969
Heuristics 5
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Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARMSmall 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.
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Fake CAPTCHA / human verification prompt high SE_FAKE_CAPTCHADocument displays a fake CAPTCHA or human-verification prompt — used to trick users into running commands or pressing keyboard shortcuts
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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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External URI info PDF_URIPDF contains an external URL action
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Embedded URL info EMBEDDED_URLOne 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.xyz/app/431946152/roblox-avatar-com-game-hack
- http://skwolcott.com/images/best-way-to-get-robux_GM431946152.pdf
- http://skwolcott.com/images/websites-to-get-free-robux_GM431946152.pdf
- http://skwolcott.com/images/coin-master-hack-blog_GM406889139.pdf
- http://skwolcott.com/images/games-for-robux_GM431946152.pdf
- http://skwolcott.com/images/coin-master-hack-tool-access-online-generator_GM406889139.pdf
- http://skwolcott.com/images/toolbox-for-minecraft-pe-mod-apk_GM479516143.pdf
- http://skwolcott.com/images/coin-master-link_GM406889139.pdf
- http://skwolcott.com/images/spin-hack-for-coin-master_GM406889139.pdf
- http://skwolcott.com/images/coin-master-free-spins-generator-no-human-verification_GM406889139.pdf
- http://skwolcott.com/images/free-spins-coin-master-ios-2021_GM406889139.pdf
- http://skwolcott.com/images/offers-to-complete-and-get-free-spins-in-coin-master_GM406889139.pdf
- http://skwolcott.com/images/how-to-earn-free-stars-on-coin-master_GM406889139.pdf
- http://skwolcott.com/images/free-robux-no-verification-needed_GM431946152.pdf
- http://skwolcott.com/images/free-robux-on-phone_GM431946152.pdf
- http://skwolcott.com/images/robux-only_GM431946152.pdf
- http://skwolcott.com/images/how-to-make-a-free-server-in-minecraft-java_GM479516143.pdf
- http://skwolcott.com/images/hack-xp-net-coin-master_GM406889139.pdf
- http://skwolcott.com/images/coin-master-free-spins-and-coins-today-gift-reward_GM406889139.pdf
- http://skwolcott.com/images/free-robux-games-on-roblox_GM431946152.pdf
- http://skwolcott.com/images/free-spins-coin-master-october-17-2021_GM406889139.pdf
- http://en.wikipedia.org/wiki/MIT_License
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
stream_003_off00004934.bin869c11d94a036b608efc87aeec954e484cdcec6c528f08f3aed3b74102de5bc3 |
decompressed-pdf-stream | PDF FlateDecoded stream at offset 0x4934 | 26644 bytes |
font_01_sfnt_off0000861f.bin0bfbb41744fd3891f32c18381ea8358331ecc6352836a5a8663314898f67b625 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x861F | 18492 bytes |
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