MALICIOUS
160
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF document contains multiple links that redirect to malicious infrastructure, specifically promoting 'free generator' or 'game hack' lures. The primary malicious URL identified is https://netcdn.xyz/app/406889139/how-to-get-free-spins-in-coin-master-2021-game-hack. While no scripts were explicitly extracted, the PDF structure and heuristic firings indicate a malicious redirector designed to trick users into visiting potentially harmful sites, likely as part of a phishing or scam campaign.
Machine Learning
- Nyx PDF Classifier malicious score 0.9632
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 https://netcdn.xyz/app/406889139/how-to-get-free-spins-in-coin-master-2021-game-hack In PDF document text
- http://www.manchieu.vn/upload/editor/files/to-get-free-robux_GM431946152.pdfIn PDF document text
- http://www.manchieu.vn/upload/editor/files/free-coins-on-coin-master_GM406889139.pdfIn PDF document text
- http://www.manchieu.vn/upload/editor/files/master-coin-free-spin-daily_GM406889139.pdfIn PDF document text
- http://www.manchieu.vn/upload/editor/files/how-to-download-minecraft-for-free-on-mac_GM479516143.pdfIn PDF document text
- http://www.manchieu.vn/upload/editor/files/coin-master-free-pin_GM406889139.pdfIn PDF document text
- http://www.manchieu.vn/upload/editor/files/free-spins-for-coin-master-game_GM406889139.pdfIn PDF document text
- http://www.manchieu.vn/upload/editor/files/roblox-script-hacks_GM431946152.pdfIn PDF document text
- http://www.manchieu.vn/upload/editor/files/free-roblox-script-executor_GM431946152.pdfIn PDF document text
- http://www.manchieu.vn/upload/editor/files/minecraft-java-edition-download-free_GM479516143.pdfIn PDF document text
- http://www.manchieu.vn/upload/editor/files/rbx-roblox-robux_GM431946152.pdfIn PDF document text
- http://www.manchieu.vn/upload/editor/files/free-robux-not-fake_GM431946152.pdfIn PDF document text
- http://www.manchieu.vn/upload/editor/files/coin-master-34-6-hack_GM406889139.pdfIn PDF document text
- http://www.manchieu.vn/upload/editor/files/coin-master-hack-online-download_GM406889139.pdfIn PDF document text
- http://www.manchieu.vn/upload/editor/files/freespincoin-masterlinkdownload_GM406889139.pdfIn PDF document text
- http://www.manchieu.vn/upload/editor/files/free-roblox-groups_GM431946152.pdfIn PDF document text
- http://www.manchieu.vn/upload/editor/files/free-robux-gift-card-generator_GM431946152.pdfIn PDF document text
- http://www.manchieu.vn/upload/editor/files/coin-master-game-free-spin-download_GM406889139.pdfIn PDF document text
- http://www.manchieu.vn/upload/editor/files/minecraft-pe-server-hosting-free_GM479516143.pdfIn PDF document text
- http://www.manchieu.vn/upload/editor/files/coin-master-hack-apk-download_GM406889139.pdfIn PDF document text
- http://www.manchieu.vn/upload/editor/files/app-for-free-spins-on-coin-master_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_003_off00004a86.bin |
decompressed-pdf-stream | PDF FlateDecoded stream at offset 0x4A86 | 24100 bytes |
SHA-256: 3ff554990324a12bfc4801474f733103125d1ed94f12d2dddfce264ca982e081 |
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font_01_sfnt_off00008042.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8042 | 18452 bytes |
SHA-256: 614b442f464a30c8e1247073dd83761b8901fda729b002daf0f1775ab60cf60b |
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font_02_sfnt_off0000a2d8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA2D8 | 3264 bytes |
SHA-256: e32c06502c11b52acb5e814091c5fdbffd1e2a904ac7a9cfb8b5b180bd139088 |
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