MALICIOUS
260
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF document contains numerous links to external websites, including a known malicious redirector, under the guise of game hacks and free item generators. The document body and heuristics indicate a lure to trick users into clicking these links, likely to download malware or visit phishing sites. The presence of a fake CAPTCHA prompt further supports the malicious intent to deceive the user into executing further actions.
Machine Learning
- Nyx PDF Classifier malicious score 0.9769
Heuristics 6
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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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Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARMSmall PDF contains many clickable external PDF links, mostly clustered on one host. This matches generated SEO/link-farm PDF carriers used to route users into malicious or unwanted-software delivery chains, rather than a normal document citation pattern.
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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.tw/app/431946152/free-things-in-the-catalog-for-roblox-game-hack In PDF document text
- https://radiocaxias.com.br/portal/imagens/files/coin-master-free-spin-and-coins-links-home_GM406889139.pdfIn PDF document text
- https://radiocaxias.com.br/portal/imagens/files/minecraft-gun-games-free_GM479516143.pdfIn PDF document text
- https://radiocaxias.com.br/portal/imagens/files/free-apk-mods-coin-master_GM406889139.pdfIn PDF document text
- https://radiocaxias.com.br/portal/imagens/files/free-spin-and-coin-links_GM406889139.pdfIn PDF document text
- https://radiocaxias.com.br/portal/imagens/files/todays-free-spin-and-coin-links_GM406889139.pdfIn PDF document text
- https://radiocaxias.com.br/portal/imagens/files/2021-coin-master-hack-without-verification_GM406889139.pdfIn PDF document text
- https://radiocaxias.com.br/portal/imagens/files/is-it-possible-to-hack-coin-master_GM406889139.pdfIn PDF document text
- https://radiocaxias.com.br/portal/imagens/files/get-free-robux-gg_GM431946152.pdfIn PDF document text
- https://radiocaxias.com.br/portal/imagens/files/minecraft-114-download_GM479516143.pdfIn PDF document text
- https://radiocaxias.com.br/portal/imagens/files/where-to-get-robux_GM431946152.pdfIn PDF document text
- https://radiocaxias.com.br/portal/imagens/files/how-to-get-free-robux-on-mobile_GM431946152.pdfIn PDF document text
- https://radiocaxias.com.br/portal/imagens/files/how-to-get-more-followers-on-tiktok-free_GM835599320.pdfIn PDF document text
- https://radiocaxias.com.br/portal/imagens/files/minecraft-free-download-windows-10_GM479516143.pdfIn PDF document text
- https://radiocaxias.com.br/portal/imagens/files/coin-master-free-spins-generator-no-verification_GM406889139.pdfIn PDF document text
- https://radiocaxias.com.br/portal/imagens/files/roblox-zone-free-robux_GM431946152.pdfIn PDF document text
- https://radiocaxias.com.br/portal/imagens/files/coin-master-hack-programmers_GM406889139.pdfIn PDF document text
- https://radiocaxias.com.br/portal/imagens/files/minecraft-free-school_GM479516143.pdfIn PDF document text
- https://radiocaxias.com.br/portal/imagens/files/coin-master-el-tiger-card-free_GM406889139.pdfIn PDF document text
- https://radiocaxias.com.br/portal/imagens/files/coin-master-free-spins-cheat-codes_GM406889139.pdfIn PDF document text
- https://radiocaxias.com.br/portal/imagens/files/coin-master-free-spins-uk_GM406889139.pdfIn PDF document text
- http://en.wikipedia.org/wiki/MIT_LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
stream_004_off00004fa1.bin |
decompressed-pdf-stream | PDF FlateDecoded stream at offset 0x4FA1 | 25348 bytes |
SHA-256: 0514f210a9ce5ecb68bb67dc797f14634bcfab4897cfb3630ac628a4ac2aea67 |
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font_01_sfnt_off000089e5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x89E5 | 3884 bytes |
SHA-256: 40b61f8938bd710dc29dc58ba3fde91c245a6a69596ec569b4d27c769ca417cf |
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font_02_sfnt_off0000968c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x968C | 18856 bytes |
SHA-256: 5f35eb0c4a525053df815a203c6d5539d0a6524e84d965ec6a600a73173b4018 |
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