MALICIOUS
160
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF document contains multiple links to redirector infrastructure, masquerading as game hacks and generators for popular games like Coin Master and Roblox. The primary link, http://netcdn.tw/app/406889139/free-spin-link-of-coin-master-game-hack, is flagged as malicious. While no scripts were explicitly extracted, the PDF structure and embedded links suggest a social engineering attack designed to lead users to potentially malicious websites. The ML classifier also strongly indicated maliciousness.
Machine Learning
- Nyx PDF Classifier malicious score 0.9980
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/406889139/free-spin-link-of-coin-master-game-hack In PDF document text
- http://church01.jworld.i-powers.com.tw/webdata/ckfinder/public/userfiles/files/roblox-hack-free-robux-website_GM431946152.pdfIn PDF document text
- http://church01.jworld.i-powers.com.tw/webdata/ckfinder/public/userfiles/files/roblox-wall-hacking-2021_GM431946152.pdfIn PDF document text
- http://church01.jworld.i-powers.com.tw/webdata/ckfinder/public/userfiles/files/free-minecraft-account-and-password-generator_GM479516143.pdfIn PDF document text
- http://church01.jworld.i-powers.com.tw/webdata/ckfinder/public/userfiles/files/add-robux_GM431946152.pdfIn PDF document text
- http://church01.jworld.i-powers.com.tw/webdata/ckfinder/public/userfiles/files/como-generar-coin-master-free-spins_GM406889139.pdfIn PDF document text
- http://church01.jworld.i-powers.com.tw/webdata/ckfinder/public/userfiles/files/free-robux-for-kids-that-can-hack-it_GM431946152.pdfIn PDF document text
- http://church01.jworld.i-powers.com.tw/webdata/ckfinder/public/userfiles/files/how-to-trade-for-free-on-roblox_GM431946152.pdfIn PDF document text
- http://church01.jworld.i-powers.com.tw/webdata/ckfinder/public/userfiles/files/coin-master-card-hack_GM406889139.pdfIn PDF document text
- http://church01.jworld.i-powers.com.tw/webdata/ckfinder/public/userfiles/files/coin-master-free-spin-link-app_GM406889139.pdfIn PDF document text
- http://church01.jworld.i-powers.com.tw/webdata/ckfinder/public/userfiles/files/how-to-get-free-robux-no-human-verification-2021_GM431946152.pdfIn PDF document text
- http://church01.jworld.i-powers.com.tw/webdata/ckfinder/public/userfiles/files/coin-master-hackcom-xyz_GM406889139.pdfIn PDF document text
- http://church01.jworld.i-powers.com.tw/webdata/ckfinder/public/userfiles/files/free-robux-quickly_GM431946152.pdfIn PDF document text
- http://church01.jworld.i-powers.com.tw/webdata/ckfinder/public/userfiles/files/minecraft-free-edition_GM479516143.pdfIn PDF document text
- http://church01.jworld.i-powers.com.tw/webdata/ckfinder/public/userfiles/files/free-spin-coin-master-game_GM406889139.pdfIn PDF document text
- http://church01.jworld.i-powers.com.tw/webdata/ckfinder/public/userfiles/files/freerobuxhack-us-2021_GM431946152.pdfIn PDF document text
- http://church01.jworld.i-powers.com.tw/webdata/ckfinder/public/userfiles/files/get-free-dominus-on-roblox_GM431946152.pdfIn PDF document text
- http://church01.jworld.i-powers.com.tw/webdata/ckfinder/public/userfiles/files/ahjefhz-roblox-hack_GM431946152.pdfIn PDF document text
- http://church01.jworld.i-powers.com.tw/webdata/ckfinder/public/userfiles/files/how-to-get-free-robux-in-2021_GM431946152.pdfIn PDF document text
- http://church01.jworld.i-powers.com.tw/webdata/ckfinder/public/userfiles/files/hack-no-survey-roblox_GM431946152.pdfIn PDF document text
- http://church01.jworld.i-powers.com.tw/webdata/ckfinder/public/userfiles/files/300-free-spins-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 |
|---|---|---|---|
stream_002_off000031a6.bin |
decompressed-pdf-stream | PDF FlateDecoded stream at offset 0x31A6 | 23724 bytes |
SHA-256: 5f46394ce308b695f0fc5984d1ff43846e40adfe1905dcb566b7ba1393ae04c3 |
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font_01_sfnt_off000067a2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x67A2 | 18344 bytes |
SHA-256: 0f2d33dda11e71189f765515efb7c5f5639061ef869ee1e05892dc19524cfbd0 |
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