MALICIOUS
250
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF document contains a high-confidence heuristic indicating it's a fake CAPTCHA or human verification prompt, designed to trick users into running commands or pressing keyboard shortcuts. It also links to a 'free generator / game hack' lure, which is a common social engineering tactic to install malware or steal credentials. The document body, though heavily obfuscated, contains a URL that aligns with these lures.
Machine Learning
- Nyx PDF Classifier clean score 0.0118
Heuristics 7
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PDF links to a 'free generator / game hack' redirector critical PDF_GAME_HACK_REDIRECT_LUREPDF's clickable action targets a redirector of the form /app/<id>/<slug>-game-hack — the landing-page shape of a large SEO 'free spins / generator / game hack' lure family that funnels victims through rotating disposable hosts to a malware/scam payload. The multi-link variants also trip ML/link-farm rules; this catches the single-link variants that otherwise score clean. CRITICAL on its own: the /app/<id>/<slug>-game-hack path shape is unambiguous scam infra, and the host rotates so a host-list match can't be relied on.
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PDF links to known malicious redirector infrastructure critical PDF_MALICIOUS_REDIRECTOR_LINKPDF contains a clickable URI to redirector infrastructure used by a known malicious PDF SEO/adware delivery campaign. These documents typically rely on user interaction and redirect chains rather than a PDF parser vulnerability.
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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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Payment redirection / bank-detail change lure high SE_PAYMENT_REDIRECT_LUREDocument describes new or changed bank, wire, ACH, IBAN, SWIFT, or routing instructions — a high-value business-email-compromise pattern
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Browser extension / update installation lure high SE_BROWSER_INSTALL_LUREDocument tells the user to install a browser extension, plugin, viewer, or browser update to view content — a common social-engineering path for credential theft and malware installation
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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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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.tw/app/1094591345/pokemon-go-free-60fps-game-hack In PDF document text
- https://ambasador.md/ckfinder/userfiles/files/coin-master-spin-link-today-2021_GM406889139.pdfIn PDF document text
- https://ambasador.md/ckfinder/userfiles/files/blackberry-roblox-jailbreak-hack_GM431946152.pdfIn PDF document text
- https://ambasador.md/ckfinder/userfiles/files/youtube-roblox-cheat-engine-arcane-adventures_GM431946152.pdfIn PDF document text
- https://ambasador.md/ckfinder/userfiles/files/free-robux-by-watching-ads_GM431946152.pdfIn PDF document text
- https://ambasador.md/ckfinder/userfiles/files/free-robux-codes-not-used_GM431946152.pdfIn PDF document text
- https://ambasador.md/ckfinder/userfiles/files/all-new-free-roblox-accounts-biz_GM431946152.pdfIn PDF document text
- https://ambasador.md/ckfinder/userfiles/files/coin-master-free-spins-link-31-march-2021_GM406889139.pdfIn PDF document text
- https://ambasador.md/ckfinder/userfiles/files/how-to-hack-a-minecraft-server-and-make-yourself-op_GM479516143.pdfIn PDF document text
- https://ambasador.md/ckfinder/userfiles/files/roblox-gamepass-script-hack_GM431946152.pdfIn PDF document text
- https://ambasador.md/ckfinder/userfiles/files/aternos-free-minecraft-server_GM479516143.pdfIn PDF document text
- https://ambasador.md/ckfinder/userfiles/files/free-roblox-executor_GM431946152.pdfIn PDF document text
- https://ambasador.md/ckfinder/userfiles/files/how-to-get-free-robux-on-phone_GM431946152.pdfIn PDF document text
- https://ambasador.md/ckfinder/userfiles/files/does-roblox-hacks-your-bank-account_GM431946152.pdfIn PDF document text
- https://ambasador.md/ckfinder/userfiles/files/coinmaster-hack_GM406889139.pdfIn PDF document text
- https://ambasador.md/ckfinder/userfiles/files/how-to-hack-knifes-in-assassin-roblox_GM431946152.pdfIn PDF document text
- https://ambasador.md/ckfinder/userfiles/files/cerberus-free-roblox_GM431946152.pdfIn PDF document text
- https://ambasador.md/ckfinder/userfiles/files/free-robux-quiz_GM431946152.pdfIn PDF document text
- https://ambasador.md/ckfinder/userfiles/files/download-roblox-robux-hack-v-35_GM431946152.pdfIn PDF document text
- https://ambasador.md/ckfinder/userfiles/files/free-spins-coin-master-without-survey_GM406889139.pdfIn PDF document text
- https://ambasador.md/ckfinder/userfiles/files/real-free-robux-generator_GM431946152.pdfIn PDF document text
- http://en.wikipedia.org/wiki/MIT_LicenseIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
stream_023_off0003226d.bin |
decompressed-pdf-stream | PDF FlateDecoded stream at offset 0x3226D | 25576 bytes |
SHA-256: 9dd0da86616d36fba7ea935a074ad081d8ffddfdac8e6e965eab7f34f65e6c28 |
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font_01_sfnt_off00035e6d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x35E6D | 18872 bytes |
SHA-256: ba747df3559852be5c39156d194b87e69737480a1b28c958ad6035f3fe50e0f9 |
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