MALICIOUS
160
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF document contains multiple links to malicious redirectors, specifically advertising 'free Robux' and 'game hacks'. The document body includes a call-to-action phrase and directs users to click a link for a 'ROBUX GENERATOR'. The presence of embedded URLs and the ML classifier's high confidence score indicate a malicious intent to redirect users to potentially harmful sites, likely for credential harvesting or further malware delivery.
Machine Learning
- Nyx PDF Classifier malicious score 0.9900
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-master-game-hack In PDF document text
- https://kldcardio.ru/images/free-roblox-accounts-with-robux-2021_GM431946152.pdfIn PDF document text
- https://kldcardio.ru/images/minecraft-hack-mod_GM479516143.pdfIn PDF document text
- https://kldcardio.ru/images/minecraft-education-free_GM479516143.pdfIn PDF document text
- https://kldcardio.ru/images/rblx-gg-free-robux_GM431946152.pdfIn PDF document text
- https://kldcardio.ru/images/how-to-get-tiktok-famous-free_GM835599320.pdfIn PDF document text
- https://kldcardio.ru/images/robux-free-c_GM431946152.pdfIn PDF document text
- https://kldcardio.ru/images/give-me-free-robux_GM431946152.pdfIn PDF document text
- https://kldcardio.ru/images/blox-fish-free-robux_GM431946152.pdfIn PDF document text
- https://kldcardio.ru/images/tiktok-free-views_GM835599320.pdfIn PDF document text
- https://kldcardio.ru/images/freer-pro-tiktok_GM835599320.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_off00002ab9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x2AB9 | 22008 bytes |
SHA-256: 3577d1eefab81ac16d747609d329803afd062fc8fc12d946aafc854c124668c7 |
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font_01_sfnt_off00005b06.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5B06 | 18728 bytes |
SHA-256: c36130a063a45563017e09323de84a52060dcd5c611ba01078cf3d59063abc1c |
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