MALICIOUS
200
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains multiple links to a redirector hosted at http://netcdn.co/app/431946152/free-roblox-groups-game-hack, which is associated with "game hack" lures and impersonates the Facebook brand. This strongly suggests a credential phishing or malware distribution attempt. No scripts were extracted, but the PDF structure and embedded URLs indicate a malicious intent to redirect the user to a potentially harmful site.
Machine Learning
- Nyx PDF Classifier malicious score 0.9969
Heuristics 5
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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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Brand-impersonation credential phishing lure high SE_BRAND_CREDENTIAL_PHISHDocument impersonates a well-known consumer brand and uses account-security / verification language ('unusual activity', 'account on hold', 'verify your account') to steer the reader to a credential-harvesting link. Corroborated by: call-to-action link host does not match the impersonated brand: http://netcdn.co/app/431946152/free-roblox-groups-game-hack.
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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-roblox-groups-game-hack In PDF document text
- https://www.hortonstmichaels.co.uk/admin/ckfinder/userfiles/files/apps-for-free-robux_GM431946152.pdfIn PDF document text
- https://www.hortonstmichaels.co.uk/admin/ckfinder/userfiles/files/robux-free-co_GM431946152.pdfIn PDF document text
- https://www.hortonstmichaels.co.uk/admin/ckfinder/userfiles/files/coin-master-hack-tool_GM406889139.pdfIn PDF document text
- https://www.hortonstmichaels.co.uk/admin/ckfinder/userfiles/files/promo-code-free-robux_GM431946152.pdfIn PDF document text
- https://www.hortonstmichaels.co.uk/admin/ckfinder/userfiles/files/coin-master-spins-hack-2021_GM406889139.pdfIn PDF document text
- https://www.hortonstmichaels.co.uk/admin/ckfinder/userfiles/files/how-to-get-free-skins-in-minecraft_GM479516143.pdfIn PDF document text
- https://www.hortonstmichaels.co.uk/admin/ckfinder/userfiles/files/free-roblox-followers-generator-2021_GM431946152.pdfIn PDF document text
- https://www.hortonstmichaels.co.uk/admin/ckfinder/userfiles/files/free-spins-and-coins-for-coin-master-game_GM406889139.pdfIn PDF document text
- https://www.hortonstmichaels.co.uk/admin/ckfinder/userfiles/files/hack-the-coin-master-game_GM406889139.pdfIn PDF document text
- https://www.hortonstmichaels.co.uk/admin/ckfinder/userfiles/files/coin-master-free-spin-and-coins-links-2021_GM406889139.pdfIn PDF document text
- https://www.hortonstmichaels.co.uk/admin/ckfinder/userfiles/files/coin-master-latest-mod-apk-free-download_GM406889139.pdfIn PDF document text
- https://www.hortonstmichaels.co.uk/admin/ckfinder/userfiles/files/how-to-hack-roblox-accounts-2021_GM431946152.pdfIn PDF document text
- https://www.hortonstmichaels.co.uk/admin/ckfinder/userfiles/files/minecraft-hack-2021_GM479516143.pdfIn PDF document text
- https://www.hortonstmichaels.co.uk/admin/ckfinder/userfiles/files/coin-master-free-spins-no-verification_GM406889139.pdfIn PDF document text
- https://www.hortonstmichaels.co.uk/admin/ckfinder/userfiles/files/free-roblox-followers_GM431946152.pdfIn PDF document text
- https://www.hortonstmichaels.co.uk/admin/ckfinder/userfiles/files/how-to-get-free-hats-on-roblox_GM431946152.pdfIn PDF document text
- https://www.hortonstmichaels.co.uk/admin/ckfinder/userfiles/files/free-robux-no-gift-card_GM431946152.pdfIn PDF document text
- https://www.hortonstmichaels.co.uk/admin/ckfinder/userfiles/files/roblox-promo-codes-2021-robux_GM431946152.pdfIn PDF document text
- https://www.hortonstmichaels.co.uk/admin/ckfinder/userfiles/files/coin-master-free-spins-link-today-facebook_GM406889139.pdfIn PDF document text
- https://www.hortonstmichaels.co.uk/admin/ckfinder/userfiles/files/how-to-get-free-spins-on-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_003_off00004b8e.bin |
decompressed-pdf-stream | PDF FlateDecoded stream at offset 0x4B8E | 25900 bytes |
SHA-256: 9b74050363911c080ecb10d8c32cd2367d55cba3cbad19791bbafe1836311a41 |
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font_01_sfnt_off0000867a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x867A | 18452 bytes |
SHA-256: 5ab3b1bc761bae8881b3a7a9efec32f1ce9d5d676a2d54eb78b3b64b52869ce3 |
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