MALICIOUS
220
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file contains multiple links to known malicious redirectors and a link farm, all themed around game hacks and free generators. The primary malicious URL identified is https://netcdn.online/app/406889139/coin-master-gold-cards-hack-english-game-hack, which is part of a lure to trick users into clicking through potentially harmful content. The document body, though partially corrupted, also contains this URL and other links to PDF files hosted on perpustakaan.bkkbnkaltim.id, suggesting a coordinated effort to drive traffic to malicious sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9797
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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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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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.online/app/406889139/coin-master-gold-cards-hack-english-game-hack In PDF document text
- http://perpustakaan.bkkbnkaltim.id/repository/how-to-make-a-group-on-roblox-for-free_GM431946152.pdfIn PDF document text
- http://perpustakaan.bkkbnkaltim.id/repository/free-spins-coin-master-links_GM406889139.pdfIn PDF document text
- http://perpustakaan.bkkbnkaltim.id/repository/coin-master-villages_GM406889139.pdfIn PDF document text
- http://perpustakaan.bkkbnkaltim.id/repository/how-to-get-free-spins-and-coins-in-coin-master_GM406889139.pdfIn PDF document text
- http://perpustakaan.bkkbnkaltim.id/repository/hack-coin-master-online_GM406889139.pdfIn PDF document text
- http://perpustakaan.bkkbnkaltim.id/repository/coin-master-unlimited-spin-link_GM406889139.pdfIn PDF document text
- http://perpustakaan.bkkbnkaltim.id/repository/how-to-change-your-username-on-roblox-for-free-2021_GM431946152.pdfIn PDF document text
- http://perpustakaan.bkkbnkaltim.id/repository/coin-master-online-hack-tool_GM406889139.pdfIn PDF document text
- http://perpustakaan.bkkbnkaltim.id/repository/pokemon-go-free-download_GM1094591345.pdfIn PDF document text
- http://perpustakaan.bkkbnkaltim.id/repository/rbxfree-com-free-robux_GM431946152.pdfIn PDF document text
- http://perpustakaan.bkkbnkaltim.id/repository/coin-master-game-hack-kaise-kare_GM406889139.pdfIn PDF document text
- http://perpustakaan.bkkbnkaltim.id/repository/how-to-get-free-clothes-on-roblox_GM431946152.pdfIn PDF document text
- http://perpustakaan.bkkbnkaltim.id/repository/coin-master-village-3_GM406889139.pdfIn PDF document text
- http://perpustakaan.bkkbnkaltim.id/repository/get-more-robux_GM431946152.pdfIn PDF document text
- http://perpustakaan.bkkbnkaltim.id/repository/minecraft-pe-apk-free-download_GM479516143.pdfIn PDF document text
- http://perpustakaan.bkkbnkaltim.id/repository/promo-code-free-robux_GM431946152.pdfIn PDF document text
- http://perpustakaan.bkkbnkaltim.id/repository/best-free-minecraft-hacked-client_GM479516143.pdfIn PDF document text
- http://perpustakaan.bkkbnkaltim.id/repository/free-roblox-hack-us_GM431946152.pdfIn PDF document text
- http://perpustakaan.bkkbnkaltim.id/repository/coin-master-spin-hack-trick_GM406889139.pdfIn PDF document text
- http://perpustakaan.bkkbnkaltim.id/repository/coin-master-hack-app-download-free_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_off00004f89.bin |
decompressed-pdf-stream | PDF FlateDecoded stream at offset 0x4F89 | 24288 bytes |
SHA-256: c606e62cb44455acea70add1ede62321791ff986657381f5ae028adefac58b99 |
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font_01_sfnt_off00008721.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8721 | 2820 bytes |
SHA-256: e5f6ec650849eefe6bc6a1649c2875ce35328d23e4196945bba66cc43e5a49d4 |
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font_02_sfnt_off000090bf.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x90BF | 18420 bytes |
SHA-256: c747b30c55f11957bbcc45eb80d86fe9f42e29935af208c56b804fb4c299f143 |
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