MALICIOUS
170
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF file contains a link to a known malicious redirector disguised as a 'free generator / game hack'. It also displays a fake CAPTCHA to trick the user into interacting with the malicious link. The document body and embedded artifacts suggest a lure for game-related cheats, which is a common social engineering tactic.
Machine Learning
- Nyx PDF Classifier clean score 0.0265
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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Fake CAPTCHA / human verification prompt high SE_FAKE_CAPTCHADocument displays a fake CAPTCHA or human-verification prompt — used to trick users into running commands or pressing keyboard shortcuts
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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/rbxcity-free-robux-game-hack In 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_off0000321b.bin |
decompressed-pdf-stream | PDF FlateDecoded stream at offset 0x321B | 24636 bytes |
SHA-256: 65b4a3e7f4f3b4635c4819229a7d468794e8a9dd2e95c930ece11707bbdcec67 |
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font_01_sfnt_off000069e6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x69E6 | 18420 bytes |
SHA-256: f6fda3bfe323f9f0676c079c6b9141a3a072b0621584b37e36c0c9937e592518 |
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