MALICIOUS
142
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 User Execution: Malicious File
The PDF document contains numerous embedded links and a fake CAPTCHA lure, designed to trick users into clicking through to external sites. The primary URL, https://netcdn.tw/app/431946152/free-download-noclip-roblox-game-hack, and several others hosted on ebook.itn.ac.id, suggest a campaign focused on distributing game-related cheats or hacks, which often serve as a vector for malware. The ML classifier also flagged this PDF as malicious.
Machine Learning
- Nyx PDF Classifier malicious score 0.9864
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.tw/app/431946152/free-download-noclip-roblox-game-hack
- http://ebook.itn.ac.id/repository/roblox-hair-for-free_GM431946152.pdf
- http://ebook.itn.ac.id/repository/best-free-minecraft-server-hosting_GM479516143.pdf
- http://ebook.itn.ac.id/repository/coin-master-level-4_GM406889139.pdf
- http://ebook.itn.ac.id/repository/free-robux-no-human-verification-and-no-survey_GM431946152.pdf
- http://ebook.itn.ac.id/repository/coin-master-hackcom-xyz_GM406889139.pdf
- http://ebook.itn.ac.id/repository/get-free-spins-link-in-coin-master_GM406889139.pdf
- http://ebook.itn.ac.id/repository/how-to-get-free-robux-in-2021_GM431946152.pdf
- http://ebook.itn.ac.id/repository/coin-master-free-spin-game_GM406889139.pdf
- http://ebook.itn.ac.id/repository/free-robux-generator-no-human-verification-or-surveys_GM431946152.pdf
- http://ebook.itn.ac.id/repository/minecraft-free-games-no-download_GM479516143.pdf
- http://ebook.itn.ac.id/repository/how-to-get-minecraft-java-edition-for-free_GM479516143.pdf
- http://ebook.itn.ac.id/repository/roblox-gang_GM431946152.pdf
- http://ebook.itn.ac.id/repository/free-robux-com-roblox_GM431946152.pdf
- http://ebook.itn.ac.id/repository/how-to-hack-coins-in-mcpe-master_GM406889139.pdf
- http://ebook.itn.ac.id/repository/coin-master-free-spins-link-today-ios_GM406889139.pdf
- http://ebook.itn.ac.id/repository/how-to-hack-a-roblox-account-easy_GM431946152.pdf
- http://ebook.itn.ac.id/repository/how-can-you-get-robux_GM431946152.pdf
- http://ebook.itn.ac.id/repository/free-robux-codes-2021_GM431946152.pdf
- http://ebook.itn.ac.id/repository/blogger-coin-master-free-spins_GM406889139.pdf
- http://ebook.itn.ac.id/repository/minecraft-pe-016-0-apk-download-free_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_off00005098.bincee94d1645afa6fae30621c2b2c0709918ff005c7f54bf0f25cdc586e2c5f49b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5098 | 27112 bytes |
font_01_sfnt_off00008ce7.bin4e499ed5ee9782489f2b0f2e5ae1be127beee352f856d2880146875fbbfe58ae |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8CE7 | 18976 bytes |
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