MALICIOUS
160
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF document contains multiple links and a call-to-action button designed to lure the user to click on a URL that redirects to malicious infrastructure. The primary redirect URL, http://netcdn.tw/app/431946152/free-robux-website-game-hack, is associated with known malicious redirectors. While no scripts were explicitly extracted, the PDF structure and embedded links suggest an attempt to exploit user interest in free game-related items to deliver a payload or phish for credentials.
Machine Learning
- Nyx PDF Classifier malicious score 0.9955
Heuristics 4
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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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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/431946152/free-robux-website-game-hack In PDF document text
- https://zephyrtoys.com/assets/ckfinder/userfiles/files/free-minecraft-alts_GM479516143.pdfIn PDF document text
- https://zephyrtoys.com/assets/ckfinder/userfiles/files/free-spin-link-for-coin-master-game_GM406889139.pdfIn PDF document text
- https://zephyrtoys.com/assets/ckfinder/userfiles/files/how-to-get-free-tiktok-followers_GM835599320.pdfIn PDF document text
- https://zephyrtoys.com/assets/ckfinder/userfiles/files/roblox-hack_GM431946152.pdfIn PDF document text
- https://zephyrtoys.com/assets/ckfinder/userfiles/files/rbl-gg-free-robux_GM431946152.pdfIn PDF document text
- https://zephyrtoys.com/assets/ckfinder/userfiles/files/robux-free-2021_GM431946152.pdfIn PDF document text
- https://zephyrtoys.com/assets/ckfinder/userfiles/files/free-robux-roblox-promo-codes_GM431946152.pdfIn PDF document text
- https://zephyrtoys.com/assets/ckfinder/userfiles/files/how-to-play-minecraft-for-free_GM479516143.pdfIn PDF document text
- https://zephyrtoys.com/assets/ckfinder/userfiles/files/free-disney-plus-accounts-tiktok_GM835599320.pdfIn PDF document text
- https://zephyrtoys.com/assets/ckfinder/userfiles/files/how-do-u-get-free-robux-2021_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 |
|---|---|---|---|
font_00_sfnt_off00002fce.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x2FCE | 22892 bytes |
SHA-256: 5f1369a543c1ca313f6aa8c8c31b17a9d51d507dd43766bc92f7f2a0660dc909 |
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font_01_sfnt_off000063aa.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x63AA | 18620 bytes |
SHA-256: 1505002d6ea1bdfb5df8555ad3fb0955e96c48ae23d69b78f4b624628793cc75 |
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