MALICIOUS
160
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF document contains multiple links that redirect to malicious infrastructure, specifically promoting 'free generators' and 'game hacks'. The primary lure appears to be a 'free Robux game hack' via the netcdn.tw domain. While no scripts were explicitly extracted, the PDF structure and embedded links strongly suggest a social engineering tactic to drive users to potentially harmful websites, likely for credential harvesting or further malware delivery.
Machine Learning
- Nyx PDF Classifier malicious score 0.9864
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 https://netcdn.tw/app/431946152/trrbx-site-free-robux-game-hack In PDF document text
- http://church01.jworld.i-powers.com.tw/webdata/ckfinder/public/userfiles/files/coin-master-apk-hack-3527_GM406889139.pdfIn PDF document text
- http://church01.jworld.i-powers.com.tw/webdata/ckfinder/public/userfiles/files/coin-master-apk_GM406889139.pdfIn PDF document text
- http://church01.jworld.i-powers.com.tw/webdata/ckfinder/public/userfiles/files/coin-master-gold-cards-free-2021_GM406889139.pdfIn PDF document text
- http://church01.jworld.i-powers.com.tw/webdata/ckfinder/public/userfiles/files/free-spin-app-for-coin-master_GM406889139.pdfIn PDF document text
- http://church01.jworld.i-powers.com.tw/webdata/ckfinder/public/userfiles/files/blue-hack-roblox_GM431946152.pdfIn PDF document text
- http://church01.jworld.i-powers.com.tw/webdata/ckfinder/public/userfiles/files/how-to-get-coin-master-card-free_GM406889139.pdfIn PDF document text
- http://church01.jworld.i-powers.com.tw/webdata/ckfinder/public/userfiles/files/roblox-how-to-get-shirt-for-free_GM431946152.pdfIn PDF document text
- http://church01.jworld.i-powers.com.tw/webdata/ckfinder/public/userfiles/files/free-minecraft-bedrock_GM479516143.pdfIn PDF document text
- http://church01.jworld.i-powers.com.tw/webdata/ckfinder/public/userfiles/files/but-link-says-free-robux_GM431946152.pdfIn PDF document text
- http://church01.jworld.i-powers.com.tw/webdata/ckfinder/public/userfiles/files/coin-master-free-coins-2021_GM406889139.pdfIn PDF document text
- http://church01.jworld.i-powers.com.tw/webdata/ckfinder/public/userfiles/files/abd-roblox_GM431946152.pdfIn PDF document text
- http://church01.jworld.i-powers.com.tw/webdata/ckfinder/public/userfiles/files/games-on-roblox-that-give-you-free-robux_GM431946152.pdfIn PDF document text
- http://church01.jworld.i-powers.com.tw/webdata/ckfinder/public/userfiles/files/hack-robux-2021_GM431946152.pdfIn PDF document text
- http://church01.jworld.i-powers.com.tw/webdata/ckfinder/public/userfiles/files/minecraft-pe-free-ios_GM479516143.pdfIn PDF document text
- http://church01.jworld.i-powers.com.tw/webdata/ckfinder/public/userfiles/files/roblox-hack-2021-may_GM431946152.pdfIn PDF document text
- http://church01.jworld.i-powers.com.tw/webdata/ckfinder/public/userfiles/files/free-spins-coins-coin-master_GM406889139.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/free-robux-co_GM431946152.pdfIn PDF document text
- http://church01.jworld.i-powers.com.tw/webdata/ckfinder/public/userfiles/files/robux-free-gift-card-org-hack_GM431946152.pdfIn PDF document text
- http://church01.jworld.i-powers.com.tw/webdata/ckfinder/public/userfiles/files/coin-master-facebook-hack_GM406889139.pdfIn PDF document text
- https://Buy.HoaxMC.comIn 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_004_off00005446.bin |
decompressed-pdf-stream | PDF FlateDecoded stream at offset 0x5446 | 26372 bytes |
SHA-256: 438a0bf102eda1ea377e2c76208385972f9f6af410767b4ffbdd669c51549a0d |
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font_01_sfnt_off00009158.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9158 | 18236 bytes |
SHA-256: 648e4560ec8c8a1c6c37be03cd152c8906cb7fb991e6ab9161e69bac7f6d229d |
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