MALICIOUS
160
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF document contains multiple links, including one to a known malicious redirector infrastructure at http://netcdn.co/app/431946152/free-shirt-design-roblox-game-hack. This redirector is presented as a lure for 'free generators' or 'game hacks', suggesting a phishing or scam attempt. The ML classifier also strongly indicated maliciousness. No scripts were extracted, but the embedded URLs and the nature of the lure point to a social engineering attack.
Machine Learning
- Nyx PDF Classifier malicious score 0.9824
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.co/app/431946152/free-shirt-design-roblox-game-hack In PDF document text
- https://www.dahu-villa.com.tw/upload/files/minecraft-hack-app_GM479516143.pdfIn PDF document text
- https://www.dahu-villa.com.tw/upload/files/free-robux-by-watching-ads_GM431946152.pdfIn PDF document text
- https://www.dahu-villa.com.tw/upload/files/free-roblox-groups-with-funds_GM431946152.pdfIn PDF document text
- https://www.dahu-villa.com.tw/upload/files/roblox-old-avatar_GM431946152.pdfIn PDF document text
- https://www.dahu-villa.com.tw/upload/files/coin-master-hack-online-without-human-verification_GM406889139.pdfIn PDF document text
- https://www.dahu-villa.com.tw/upload/files/free-spin-coin-master-link-2021_GM406889139.pdfIn PDF document text
- https://www.dahu-villa.com.tw/upload/files/free-roblox-boy-hair_GM431946152.pdfIn PDF document text
- https://www.dahu-villa.com.tw/upload/files/free-minecraft-account-generator_GM479516143.pdfIn PDF document text
- https://www.dahu-villa.com.tw/upload/files/roblox-fly-hack_GM431946152.pdfIn PDF document text
- https://www.dahu-villa.com.tw/upload/files/free-camera-roblox_GM431946152.pdfIn PDF document text
- https://www.dahu-villa.com.tw/upload/files/roblox-hack-2021-no-survey-no-password_GM431946152.pdfIn PDF document text
- https://www.dahu-villa.com.tw/upload/files/free-roblox-gift-cards-april-2021_GM431946152.pdfIn PDF document text
- https://www.dahu-villa.com.tw/upload/files/free-robux-generator_GM431946152.pdfIn PDF document text
- https://www.dahu-villa.com.tw/upload/files/how-to-get-free-robux-without-paying_GM431946152.pdfIn PDF document text
- https://www.dahu-villa.com.tw/upload/files/minecraft-net-free_GM479516143.pdfIn PDF document text
- https://www.dahu-villa.com.tw/upload/files/free-robux-no-verification-no-survey_GM431946152.pdfIn PDF document text
- https://www.dahu-villa.com.tw/upload/files/free-pet-food-for-coin-master_GM406889139.pdfIn PDF document text
- https://www.dahu-villa.com.tw/upload/files/robux-hack-apk-pc_GM431946152.pdfIn PDF document text
- https://www.dahu-villa.com.tw/upload/files/free-2021-robux_GM431946152.pdfIn PDF document text
- https://www.dahu-villa.com.tw/upload/files/get-free-food-in-coin-master_GM406889139.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_off00002ab0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x2AB0 | 22088 bytes |
SHA-256: d0fe1a3923954f4a547fe549f159b94cd9ba2e7a66116f55c72213f93a456116 |
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font_01_sfnt_off00005b45.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5B45 | 19208 bytes |
SHA-256: aea3bc1d66990070812df36ea5578c87dd25bcea1d95e6d7b45bb0a5dd976c3b |
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