MALICIOUS
160
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a lure for a 'free generator / game hack' which links to known malicious redirector infrastructure at http://netcdn.tw/app/431946152/free-robux-no-human-verification-or-survey-or-download-2021-game-hack. The document body and embedded links also point to various other URLs hosted on grandoazis.by, suggesting a phishing or scam campaign. No scripts were extracted, but the presence of malicious links and redirectors is a strong indicator of malicious intent.
Machine Learning
- Nyx PDF Classifier malicious score 0.9955
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 http://netcdn.tw/app/431946152/free-robux-no-human-verification-or-survey-or-download-2021-game-hack In PDF document text
- https://grandoazis.by:443/images/minecraft-font-free_GM479516143.pdfIn PDF document text
- https://grandoazis.by:443/images/free-minecraft-printables_GM479516143.pdfIn PDF document text
- https://grandoazis.by:443/images/free-robux-no-verification-2021-ios_GM431946152.pdfIn PDF document text
- https://grandoazis.by:443/images/master-coin-free-spin_GM406889139.pdfIn PDF document text
- https://grandoazis.by:443/images/buy-robux-free_GM431946152.pdfIn PDF document text
- https://grandoazis.by:443/images/how-to-create-a-minecraft-server-for-free_GM479516143.pdfIn PDF document text
- https://grandoazis.by:443/images/coin-master-free-spins-for-today_GM406889139.pdfIn PDF document text
- https://grandoazis.by:443/images/robux-free-online_GM431946152.pdfIn PDF document text
- https://grandoazis.by:443/images/how-to-get-minecraft-for-free-on-ps4_GM479516143.pdfIn PDF document text
- https://grandoazis.by:443/images/free-robux-no-verification-needed_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_off00002d9a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x2D9A | 22384 bytes |
SHA-256: 6d6da8edd71d093f33b0d91430522de429abd4971af71a9bb061d84d74a0589e |
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font_01_sfnt_off00005f2d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5F2D | 20324 bytes |
SHA-256: 5d7f2428bf08817dbcdfe1d5528c8dcb28ce5c0c08c46aaf938c12d13e1f276b |
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