MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF document contains embedded links that lure users with promises of free game items and redirects them to malicious infrastructure. The primary URL identified is http://netcdn.tw/app/479516143/minecraft-free-no-virus-game-hack, which is flagged as a known malicious redirector. While no scripts were explicitly extracted, the PDF structure and embedded URLs strongly suggest a phishing or social engineering attack aimed at driving traffic to potentially harmful sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9994
Heuristics 3
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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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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/479516143/minecraft-free-no-virus-game-hack In PDF document text
- https://www.ruchya.com.tw/upload/files/get-free-spins-coin-master-2021_GM406889139.pdfIn PDF document text
- https://www.ruchya.com.tw/upload/files/free-coin-master-spins-2021_GM406889139.pdfIn PDF document text
- https://www.ruchya.com.tw/upload/files/robux-free-c_GM431946152.pdfIn PDF document text
- https://www.ruchya.com.tw/upload/files/free-roblox-vip-server-for-lab-experiment_GM431946152.pdfIn PDF document text
- https://www.ruchya.com.tw/upload/files/how-to-get-minecraft-for-free-on-ps4-2021_GM479516143.pdfIn PDF document text
- https://www.ruchya.com.tw/upload/files/can-you-get-robux-for-free_GM431946152.pdfIn PDF document text
- https://www.ruchya.com.tw/upload/files/minecraft-ps4-free_GM479516143.pdfIn PDF document text
- https://www.ruchya.com.tw/upload/files/links-to-get-free-spins-on-coin-master_GM406889139.pdfIn PDF document text
- https://www.ruchya.com.tw/upload/files/real-free-robux-generator_GM431946152.pdfIn PDF document text
- https://www.ruchya.com.tw/upload/files/how-you-get-free-robux_GM431946152.pdfIn PDF document text
- https://www.ruchya.com.tw/upload/files/free-roblox-codes-for-robux-2021_GM431946152.pdfIn PDF document text
- https://www.ruchya.com.tw/upload/files/coin-master-free-spins-2021_GM406889139.pdfIn PDF document text
- https://www.ruchya.com.tw/upload/files/shadow-raid-cheats-roblox_GM431946152.pdfIn PDF document text
- https://www.ruchya.com.tw/upload/files/free-things-on-roblox_GM431946152.pdfIn PDF document text
- https://www.ruchya.com.tw/upload/files/roblox-skins-boy-free_GM431946152.pdfIn PDF document text
- https://www.ruchya.com.tw/upload/files/robux-generator-no-human-verification-or-survey_GM431946152.pdfIn PDF document text
- https://www.ruchya.com.tw/upload/files/roblox-gift-card-for-free_GM431946152.pdfIn PDF document text
- https://www.ruchya.com.tw/upload/files/roblox-grand-blox-auto-5-lights-cheats_GM431946152.pdfIn PDF document text
- https://www.ruchya.com.tw/upload/files/earn-free-robux-on-roblox_GM431946152.pdfIn PDF document text
- https://www.ruchya.com.tw/upload/files/roblox-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 |
|---|---|---|---|
font_00_sfnt_off0000316c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x316C | 22484 bytes |
SHA-256: 9ba91d7acfe0b1898d727ec126ef4bd7e51506376125da7c7dc870587abb2da1 |
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font_01_sfnt_off00006366.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6366 | 18272 bytes |
SHA-256: bf996c983106b115fd3bd2435b69e5e984477bc90884b46e6e1560a3bcd683fa |
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