MALICIOUS
180
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains a malformed stream and links to known malicious redirector infrastructure, specifically advertising a "free generator / game hack". The ML classifier also flagged this PDF as malicious. The primary lure appears to be a scam related to in-game currency or hacks, designed to lead users to potentially malicious websites. No scripts were extracted, but the malformed stream suggests an attempt at exploitation.
Machine Learning
- Nyx PDF Classifier malicious score 0.9980
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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Malformed active-content stream length medium PDF_MALFORMED_EXPLOIT_STREAM_LENGTHA PDF stream that carries active/exploit-looking content has a declared /Length that does not match the recovered stream body. Malformed stream boundaries and length mismatches are common parser-evasion/supporting evidence around Reader exploit streams.
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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-robux-pins-game-hack In PDF document text
- https://nedowningbrochure.co.uk/admin/ckfinder/userfiles/files/try-minecraft-free_GM479516143.pdfIn PDF document text
- https://nedowningbrochure.co.uk/admin/ckfinder/userfiles/files/free-robux-generator-no-survey_GM431946152.pdfIn PDF document text
- https://nedowningbrochure.co.uk/admin/ckfinder/userfiles/files/coin-master-hack-activegamer_GM406889139.pdfIn PDF document text
- https://nedowningbrochure.co.uk/admin/ckfinder/userfiles/files/coinmaster-gps-user-review-coinmaster-coin-master-hack-pagedemo-index_GM406889139.pdfIn PDF document text
- https://nedowningbrochure.co.uk/admin/ckfinder/userfiles/files/robux-hack-no-human-verification_GM431946152.pdfIn PDF document text
- https://nedowningbrochure.co.uk/admin/ckfinder/userfiles/files/free-robux-websites-that-work_GM431946152.pdfIn PDF document text
- https://nedowningbrochure.co.uk/admin/ckfinder/userfiles/files/coin-master-free-spain_GM406889139.pdfIn PDF document text
- https://nedowningbrochure.co.uk/admin/ckfinder/userfiles/files/minecraft-116-apk-download_GM479516143.pdfIn PDF document text
- https://nedowningbrochure.co.uk/admin/ckfinder/userfiles/files/roblox-script-hacks_GM431946152.pdfIn PDF document text
- https://nedowningbrochure.co.uk/admin/ckfinder/userfiles/files/como-hackear-grand-crossing-2021-roblox_GM431946152.pdfIn PDF document text
- https://nedowningbrochure.co.uk/admin/ckfinder/userfiles/files/free-new-indominios-roblox-buble-sim_GM431946152.pdfIn PDF document text
- https://nedowningbrochure.co.uk/admin/ckfinder/userfiles/files/minecraft-free-no-virus_GM479516143.pdfIn PDF document text
- https://nedowningbrochure.co.uk/admin/ckfinder/userfiles/files/mc-hacks_GM479516143.pdfIn PDF document text
- https://nedowningbrochure.co.uk/admin/ckfinder/userfiles/files/free-roblox-items-codes_GM431946152.pdfIn PDF document text
- https://nedowningbrochure.co.uk/admin/ckfinder/userfiles/files/ways-to-earn-robux_GM431946152.pdfIn PDF document text
- https://nedowningbrochure.co.uk/admin/ckfinder/userfiles/files/free-robux-site_GM431946152.pdfIn PDF document text
- https://nedowningbrochure.co.uk/admin/ckfinder/userfiles/files/robux-sign_GM431946152.pdfIn PDF document text
- https://nedowningbrochure.co.uk/admin/ckfinder/userfiles/files/roblox-dominus-free_GM431946152.pdfIn PDF document text
- https://nedowningbrochure.co.uk/admin/ckfinder/userfiles/files/coinmaster-spin-ml-free_GM406889139.pdfIn PDF document text
- https://nedowningbrochure.co.uk/admin/ckfinder/userfiles/files/free-robux-generator-no-human-verification_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_off000030cc.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x30CC | 22256 bytes |
SHA-256: b71193f91ed50788384d9ed8731f3d7b247c33707c1279aad69d047d2288a752 |
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font_01_sfnt_off000061fe.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x61FE | 18992 bytes |
SHA-256: e2f6e7493aec948a310ee99e045c3bc4058c5863f97c0ca4c5f0464a4f6a53a8 |
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