MALICIOUS
200
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF document contains multiple links designed to lure users into clicking on what appears to be a free generator or game hack, impersonating Microsoft. These links redirect to malicious infrastructure, specifically the URL https://netcdn.xyz/app/431946152/robux-gift-card-free-game-hack. The presence of these lures and the redirection to known malicious sites strongly indicates a credential phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9971
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: https://netcdn.xyz/app/431946152/robux-gift-card-free-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 https://netcdn.xyz/app/431946152/robux-gift-card-free-game-hack In PDF document text
- http://collectionsuncovered.com/media/storage/editor/files/free-robux-kid-friendly-no-human-verification_GM431946152.pdfIn PDF document text
- http://collectionsuncovered.com/media/storage/editor/files/minecraft-hacks-for-2b2t_GM479516143.pdfIn PDF document text
- http://collectionsuncovered.com/media/storage/editor/files/ww-robux_GM431946152.pdfIn PDF document text
- http://collectionsuncovered.com/media/storage/editor/files/minecraft-dungeons-download-free_GM479516143.pdfIn PDF document text
- http://collectionsuncovered.com/media/storage/editor/files/how-to-get-free-coins-on-coin-master_GM406889139.pdfIn PDF document text
- http://collectionsuncovered.com/media/storage/editor/files/coin-master-spin-hack-2021_GM406889139.pdfIn PDF document text
- http://collectionsuncovered.com/media/storage/editor/files/free-robux-sites-2021_GM431946152.pdfIn PDF document text
- http://collectionsuncovered.com/media/storage/editor/files/free-roblox-accounts-with-robux-that-work-2021_GM431946152.pdfIn PDF document text
- http://collectionsuncovered.com/media/storage/editor/files/free-modded-minecraft-server-hosting_GM479516143.pdfIn PDF document text
- http://collectionsuncovered.com/media/storage/editor/files/free-robux-for-kids_GM431946152.pdfIn PDF document text
- http://collectionsuncovered.com/media/storage/editor/files/minecraft-free-download-android_GM479516143.pdfIn PDF document text
- http://collectionsuncovered.com/media/storage/editor/files/how-to-hack-any-roblox-account_GM431946152.pdfIn PDF document text
- http://collectionsuncovered.com/media/storage/editor/files/roblox-booga-booga-hack_GM431946152.pdfIn PDF document text
- http://collectionsuncovered.com/media/storage/editor/files/easy-roblox-today_GM431946152.pdfIn PDF document text
- http://collectionsuncovered.com/media/storage/editor/files/master-coin-master-free-spin_GM406889139.pdfIn PDF document text
- http://collectionsuncovered.com/media/storage/editor/files/free-coins-and-spins-2021_GM406889139.pdfIn PDF document text
- http://collectionsuncovered.com/media/storage/editor/files/get-coin-master-free-spin_GM406889139.pdfIn PDF document text
- http://collectionsuncovered.com/media/storage/editor/files/coin-master-hacksco_GM406889139.pdfIn PDF document text
- http://collectionsuncovered.com/media/storage/editor/files/roblox-assassin_GM431946152.pdfIn PDF document text
- http://collectionsuncovered.com/media/storage/editor/files/how-to-get-free-roblox-gift-cards_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 |
|---|---|---|---|
stream_003_off000049e2.bin |
decompressed-pdf-stream | PDF FlateDecoded stream at offset 0x49E2 | 24884 bytes |
SHA-256: 4721f37f973c682bb72d3a7df7dd25f966e917ff0b005a8938b8ba25522b960e |
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font_01_sfnt_off000082ee.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x82EE | 18640 bytes |
SHA-256: dc19c2dc7c571358abc7904f3409549de68542ff7a2dde77b507fd070c6276df |
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