MALICIOUS
160
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF document contains multiple links to redirector infrastructure, specifically advertising 'free generator / game hack' lures. The primary malicious link identified is http://netcdn.tw/app/406889139/free-coin-master-spins-and-coins-game-hack, which is flagged as malicious. The document body also contains a call to action to 'CLICK HERE TO ACCESS COIN MASTER GENERATOR', reinforcing the lure. While no scripts were extracted, the embedded URLs and heuristic firings strongly indicate a social engineering attack designed to lead users to malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9942
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/406889139/free-coin-master-spins-and-coins-game-hack In PDF document text
- https://esl.ipb.ac.id/images/minecraft-free-ios-2021_GM479516143.pdfIn PDF document text
- https://esl.ipb.ac.id/images/free-robux-easy_GM431946152.pdfIn PDF document text
- https://esl.ipb.ac.id/images/roblox-com-free-robux_GM431946152.pdfIn PDF document text
- https://esl.ipb.ac.id/images/roblox-fly-hack_GM431946152.pdfIn PDF document text
- https://esl.ipb.ac.id/images/coin-master-free-spins-link_GM406889139.pdfIn PDF document text
- https://esl.ipb.ac.id/images/free-minecraft-accounts-2021_GM479516143.pdfIn PDF document text
- https://esl.ipb.ac.id/images/minecraft-pocket-edition-free_GM479516143.pdfIn PDF document text
- https://esl.ipb.ac.id/images/free-robux-generator-no-human-verification-2021_GM431946152.pdfIn PDF document text
- https://esl.ipb.ac.id/images/how-to-hack-robux_GM431946152.pdfIn PDF document text
- https://esl.ipb.ac.id/images/minecraft-free-ios_GM479516143.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_off00002dca.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x2DCA | 22932 bytes |
SHA-256: 32bec81c8247ba06af35a95cc01cde85085c566632665006aec33085298d0532 |
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font_01_sfnt_off00006160.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6160 | 18060 bytes |
SHA-256: 55f53c4f18bfaf59a8fbb6d381f980c96a3f4ad908aa3278e43a985984e68094 |
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