MALICIOUS
82
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious File
The sample is a PDF document that displays a fake CAPTCHA or human verification prompt, a common lure for users seeking game cheats or hacks. It contains an embedded URI pointing to a URL that offers a 'roblox-robux-hack-generator-download-game-hack', strongly suggesting the document's purpose is to facilitate the download of potentially malicious software. The ML classifier also flagged this PDF with high confidence.
Machine Learning
- Nyx PDF Classifier malicious score 0.9980
Heuristics 4
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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 http://netcdn.co/app/431946152/roblox-robux-hack-generator-download-game-hack
- https://www.cow-style.com.tw/upload/files/pokemon-go-joystick-ios-2021-free_GM1094591345.pdf
- https://www.cow-style.com.tw/upload/files/minecraft-apk-114_GM479516143.pdf
- https://www.cow-style.com.tw/upload/files/roblox-apocalypse-rising-hack_GM431946152.pdf
- https://www.cow-style.com.tw/upload/files/codes-for-roblox-to-get-free-robux_GM431946152.pdf
- https://www.cow-style.com.tw/upload/files/how-to-create-a-minecraft-server-for-free_GM479516143.pdf
- https://www.cow-style.com.tw/upload/files/coin-master-35-2-hack_GM406889139.pdf
- https://www.cow-style.com.tw/upload/files/free-robux-no-survey_GM431946152.pdf
- https://www.cow-style.com.tw/upload/files/how-do-you-get-free-robux-without-doing-anything_GM431946152.pdf
- https://www.cow-style.com.tw/upload/files/xray-mod-minecraft-114_GM479516143.pdf
- https://www.cow-style.com.tw/upload/files/free-coin-master-account_GM406889139.pdf
- https://www.cow-style.com.tw/upload/files/free-robux-hack-2021_GM431946152.pdf
- https://www.cow-style.com.tw/upload/files/free-robux-glitch-2021_GM431946152.pdf
- https://www.cow-style.com.tw/upload/files/robux-free-com_GM431946152.pdf
- https://www.cow-style.com.tw/upload/files/earn-free-robux-by-installing-apps_GM431946152.pdf
- https://www.cow-style.com.tw/upload/files/free-robux-generator-no-download-no-surveys-2021_GM431946152.pdf
- https://www.cow-style.com.tw/upload/files/hacker-minecraft-song_GM479516143.pdf
- https://www.cow-style.com.tw/upload/files/uprobuxcom-free-robux_GM431946152.pdf
- https://www.cow-style.com.tw/upload/files/pokmon-go-free-download-apk_GM1094591345.pdf
- https://www.cow-style.com.tw/upload/files/hacks-for-free-robux-2021_GM431946152.pdf
- https://www.cow-style.com.tw/upload/files/free-robux-no-human-verification-and-no-survey_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_off00003006.bin6734e1cb41e08b18a6e52f52f3a34615b277744701e9b2f57da21c3be90d7575 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x3006 | 22428 bytes |
font_01_sfnt_off000061d7.bin3f3e053a56c1dd7d326642687cae590a05098306bdd5d2814c3b8f5156e854d6 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x61D7 | 19404 bytes |
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