MALICIOUS
160
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains embedded links and document body text that promote a 'Coin Master Hack Download' and link to a URL associated with malicious redirector infrastructure. This suggests an attempt to trick the user into downloading a secondary payload under the guise of a game cheat. The ML classifier also flagged this PDF as malicious.
Machine Learning
- Nyx PDF Classifier malicious score 0.9796
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.online/app/406889139/coin-master-hack-download-game-hack In PDF document text
- https://www.marshlands.staffs.sch.uk/admin/ckfinder/userfiles/files/play-minecraft-for-free_GM479516143.pdfIn PDF document text
- https://www.marshlands.staffs.sch.uk/admin/ckfinder/userfiles/files/free-attacks-on-coin-master_GM406889139.pdfIn PDF document text
- https://www.marshlands.staffs.sch.uk/admin/ckfinder/userfiles/files/free-minecraft-skins-pc_GM479516143.pdfIn PDF document text
- https://www.marshlands.staffs.sch.uk/admin/ckfinder/userfiles/files/daily-coin-master-free-spin-link_GM406889139.pdfIn PDF document text
- https://www.marshlands.staffs.sch.uk/admin/ckfinder/userfiles/files/what-is-wurst_GM479516143.pdfIn PDF document text
- https://www.marshlands.staffs.sch.uk/admin/ckfinder/userfiles/files/coin-master-free-spins-no-human-verification_GM406889139.pdfIn PDF document text
- https://www.marshlands.staffs.sch.uk/admin/ckfinder/userfiles/files/pokemon-go-free-pokecoins-no-human-verification_GM1094591345.pdfIn PDF document text
- https://www.marshlands.staffs.sch.uk/admin/ckfinder/userfiles/files/roblox-controversy_GM431946152.pdfIn PDF document text
- https://www.marshlands.staffs.sch.uk/admin/ckfinder/userfiles/files/free-robux-hacks-no-verification_GM431946152.pdfIn PDF document text
- https://www.marshlands.staffs.sch.uk/admin/ckfinder/userfiles/files/minecraft-bedrock-free-server-hosting_GM479516143.pdfIn PDF document text
- https://www.marshlands.staffs.sch.uk/admin/ckfinder/userfiles/files/coin-master-hack-unlimited-spins-and-coins-cheats_GM406889139.pdfIn PDF document text
- https://www.marshlands.staffs.sch.uk/admin/ckfinder/userfiles/files/free-spin-hack-coin-master-2021_GM406889139.pdfIn PDF document text
- https://www.marshlands.staffs.sch.uk/admin/ckfinder/userfiles/files/coin-master-heaven-free-spins-today_GM406889139.pdfIn PDF document text
- https://www.marshlands.staffs.sch.uk/admin/ckfinder/userfiles/files/free-100-robux_GM431946152.pdfIn PDF document text
- https://www.marshlands.staffs.sch.uk/admin/ckfinder/userfiles/files/coin-master-hacks-for-free-spins_GM406889139.pdfIn PDF document text
- https://www.marshlands.staffs.sch.uk/admin/ckfinder/userfiles/files/how-to-make-a-minecraft-server-for-free-java_GM479516143.pdfIn PDF document text
- https://www.marshlands.staffs.sch.uk/admin/ckfinder/userfiles/files/how-can-you-get-free-robux_GM431946152.pdfIn PDF document text
- https://www.marshlands.staffs.sch.uk/admin/ckfinder/userfiles/files/how-to-get-free-spins-on-coin-master-2021_GM406889139.pdfIn PDF document text
- https://www.marshlands.staffs.sch.uk/admin/ckfinder/userfiles/files/coin-master-free-spins-blogspot_GM406889139.pdfIn PDF document text
- https://www.marshlands.staffs.sch.uk/admin/ckfinder/userfiles/files/how-to-scam-on-roblox_GM431946152.pdfIn PDF document text
- http://en.wikipedia.org/wiki/MIT_LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
stream_004_off000055fd.bin |
decompressed-pdf-stream | PDF FlateDecoded stream at offset 0x55FD | 24576 bytes |
SHA-256: 7de40f3b3170c45ccd802b09f453629b8d4b7483c23a3b605c56a3f74e85e742 |
|||
font_01_sfnt_off00008e35.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8E35 | 4020 bytes |
SHA-256: dbaa9c12d07f3632734605f1d5d6dee3ad5af1f57488e46d95dab68b383f08c5 |
|||
font_02_sfnt_off00009bbd.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9BBD | 18296 bytes |
SHA-256: db56d9e3c11ec37843eb343cebe3e770d4a138f0c9ee08e97c7bb5af64d66a72 |
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