MALICIOUS
82
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The document presents a fake CAPTCHA to trick the user into interacting with a malicious link, likely for downloading a secondary payload. The embedded URLs and the document body content strongly suggest a lure related to game hacks or in-game currency. No scripts were extracted, limiting further analysis of execution flow.
Machine Learning
- Nyx PDF Classifier malicious score 0.9432
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 https://netcdn.xyz/app/406889139/free-daily-spins-from-coin-master-game-hack
- http://winnerwater.com.tw/image/data/files/coin-master-real-hack_GM406889139.pdf
- http://winnerwater.com.tw/image/data/files/free-robux-generator-without-verification_GM431946152.pdf
- http://winnerwater.com.tw/image/data/files/coin-master-free-spins-app-for-iphone_GM406889139.pdf
- http://winnerwater.com.tw/image/data/files/how-to-buy-robux-for-free_GM431946152.pdf
- http://winnerwater.com.tw/image/data/files/give-me-robux-now_GM431946152.pdf
- http://winnerwater.com.tw/image/data/files/roblox-fun-com-free-robux_GM431946152.pdf
- http://winnerwater.com.tw/image/data/files/getrobux-come_GM431946152.pdf
- http://winnerwater.com.tw/image/data/files/coin-master_GM406889139.pdf
- http://winnerwater.com.tw/image/data/files/best-minecraft-hacked-client_GM479516143.pdf
- http://winnerwater.com.tw/image/data/files/are-pubg-uc-cheap_GM1330123889.pdf
- http://winnerwater.com.tw/image/data/files/coin-master-hack-2021-android-apk_GM406889139.pdf
- http://winnerwater.com.tw/image/data/files/free-robux-no-verification-no-survey_GM431946152.pdf
- http://winnerwater.com.tw/image/data/files/coin-master-free-spin-whatsapp-group_GM406889139.pdf
- http://winnerwater.com.tw/image/data/files/i-robux_GM431946152.pdf
- http://winnerwater.com.tw/image/data/files/free-roblox-girl-hair-not-a-model_GM431946152.pdf
- http://winnerwater.com.tw/image/data/files/coin-master-hack-apk-facebook-login_GM406889139.pdf
- http://winnerwater.com.tw/image/data/files/robux-generator-without-human-verification_GM431946152.pdf
- http://winnerwater.com.tw/image/data/files/games-that-give-free-robux_GM431946152.pdf
- http://winnerwater.com.tw/image/data/files/roblox-avatar-girl_GM431946152.pdf
- http://winnerwater.com.tw/image/data/files/free-spins-and-coins-coin-master_GM406889139.pdf
- http://en.wikipedia.org/wiki/MIT_License
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
stream_003_off00004a7b.binc608188c15f707471916b612284d48bf37a26a545d07f42f2de0ac74f7a4aae4 |
decompressed-pdf-stream | PDF FlateDecoded stream at offset 0x4A7B | 25660 bytes |
font_01_sfnt_off00008682.bin10d025f04f706eb71cdda4f99784df1b9ccb52e48080e43095e0398eaef6f132 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8682 | 2880 bytes |
font_02_sfnt_off0000906d.bin83a1403c7ea81f16df60b15bd3ed63af058033cc9f39ccf30f75695a9a8bc87e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x906D | 18568 bytes |
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