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 sites, many of which are SEO-optimized PDFs designed to lure users with promises of free game currency or hacks. The primary redirector URL, https://netcdn.xyz/app/431946152/free-robux-no-scam-game-hack, is flagged as malicious. The document also presents a fake CAPTCHA or human verification prompt, indicating a social engineering tactic to trick users into clicking links or performing actions. While no scripts were explicitly extracted, the PDF structure and embedded links strongly suggest a malicious workflow aimed at redirecting users to potentially harmful content or further exploitation.
Machine Learning
- Nyx PDF Classifier malicious score 0.8642
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.xyz/app/431946152/free-robux-no-scam-game-hack In PDF document text
- https://omhelsjehart.nu/images/coin-master-free-spins-link-2021-today_GM406889139.pdfIn PDF document text
- https://omhelsjehart.nu/images/how-to-get-free-robux-on-pc_GM431946152.pdfIn PDF document text
- https://omhelsjehart.nu/images/static-moonactive-net-free-spins_GM406889139.pdfIn PDF document text
- https://omhelsjehart.nu/images/hack-card-collection-coin-master_GM406889139.pdfIn PDF document text
- https://omhelsjehart.nu/images/how-to-hack-roblox-accounts_GM431946152.pdfIn PDF document text
- https://omhelsjehart.nu/images/hack-coin-master-free-spins_GM406889139.pdfIn PDF document text
- https://omhelsjehart.nu/images/free-spins-on-coin-master-2021_GM406889139.pdfIn PDF document text
- https://omhelsjehart.nu/images/coin-master-hack-apk-download-latest-version_GM406889139.pdfIn PDF document text
- https://omhelsjehart.nu/images/minecraft-for-laptop-free_GM479516143.pdfIn PDF document text
- https://omhelsjehart.nu/images/teach-me-to-hack_GM431946152.pdfIn PDF document text
- https://omhelsjehart.nu/images/apps-to-hack-coin-master_GM406889139.pdfIn PDF document text
- https://omhelsjehart.nu/images/free-robux-only-username-no-human-verification_GM431946152.pdfIn PDF document text
- https://omhelsjehart.nu/images/coin-master-free-spins-generator_GM406889139.pdfIn PDF document text
- https://omhelsjehart.nu/images/coin-master-free-spins-hack-apk-download_GM406889139.pdfIn PDF document text
- https://omhelsjehart.nu/images/how-to-get-free-robux-easy-on-phone_GM431946152.pdfIn PDF document text
- https://omhelsjehart.nu/images/coin-master-free-spin-no-offers_GM406889139.pdfIn PDF document text
- https://omhelsjehart.nu/images/link-for-free-spins-on-coin-master_GM406889139.pdfIn PDF document text
- https://omhelsjehart.nu/images/robuxmatch-com-free-robux_GM431946152.pdfIn PDF document text
- https://omhelsjehart.nu/images/free-minecraft-java-server_GM479516143.pdfIn PDF document text
- https://omhelsjehart.nu/images/wurst-client-18-9_GM479516143.pdfIn PDF document text
- http://en.wikipedia.org/wiki/MIT_LicenseIn PDF document text
Extracted artifacts 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
stream_003_off000048c7.bin |
decompressed-pdf-stream | PDF FlateDecoded stream at offset 0x48C7 | 25820 bytes |
SHA-256: e2afd32924cd24348a7fbe7b8767ec15846994f46314d047f2f271fa0e96b066 |
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font_01_sfnt_off000084c3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x84C3 | 2840 bytes |
SHA-256: 3fb127b764b9d10f5525bc4de5ec8316de704409ccb0cf21cff3ad8a30d11676 |
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font_02_sfnt_off00008e70.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8E70 | 5696 bytes |
SHA-256: 450e3ee45915afe13702bf1d587eb8b9ad88a8d2113419ac9f2fd116a828e139 |
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font_03_sfnt_off00009b81.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9B81 | 18500 bytes |
SHA-256: b3a5a2e86a30a2234a3ee6d3c2f7de48a52411aef28342c5883490dd6d64f819 |
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