MALICIOUS
200
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF document contains a lure impersonating eBay, promising a "free generator / game hack" for Robux. This lure directs users to a malicious redirector infrastructure hosted at `netcdn.tw`. The presence of multiple links to potentially malicious domains and the ML classifier's high confidence score indicate a credential phishing or malware distribution attempt. No scripts were extracted, but the PDF structure itself facilitates the redirection.
Machine Learning
- Nyx PDF Classifier malicious score 0.9636
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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Brand-impersonation credential phishing lure high SE_BRAND_CREDENTIAL_PHISHDocument impersonates a well-known consumer brand and uses account-security / verification language ('unusual activity', 'account on hold', 'verify your account') to steer the reader to a credential-harvesting link. Corroborated by: call-to-action link host does not match the impersonated brand: https://netcdn.tw/app/431946152/how-to-cheat-robux-in-roblox-2021-game-hack.
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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/how-to-cheat-robux-in-roblox-2021-game-hack In PDF document text
- http://perpustakaan.man2kotaserang.sch.id//repository/free-robux-come_GM431946152.pdfIn PDF document text
- http://perpustakaan.man2kotaserang.sch.id/repository/dragon-ball-rage-roblox-hack-script_GM431946152.pdfIn PDF document text
- http://perpustakaan.man2kotaserang.sch.id/repository/free-spins-on-coin-master-link_GM406889139.pdfIn PDF document text
- http://perpustakaan.man2kotaserang.sch.id//repository/how-to-get-free-unlimited-robux_GM431946152.pdfIn PDF document text
- https://perpustakaan.man2kotaserang.sch.id/repository/roblox-unlimited-fps-hack_GM431946152.pdfIn PDF document text
- http://perpustakaan.man2kotaserang.sch.id/repository/robux-sign_GM431946152.pdfIn PDF document text
- http://perpustakaan.man2kotaserang.sch.id/repository/does-cheat-engine-wk-on-roblox-any-more_GM431946152.pdfIn PDF document text
- http://perpustakaan.man2kotaserang.sch.id/repository/roblox-pet-simolator-hacks_GM431946152.pdfIn PDF document text
- http://perpustakaan.man2kotaserang.sch.id//repository/hack-coin-master-for-free_GM406889139.pdfIn PDF document text
- http://perpustakaan.man2kotaserang.sch.id//repository/free-100-robux_GM431946152.pdfIn PDF document text
- http://perpustakaan.man2kotaserang.sch.id//repository/robux-now_GM431946152.pdfIn PDF document text
- http://perpustakaan.man2kotaserang.sch.id/repository/how-to-earn-free-spins-coin-master_GM406889139.pdfIn PDF document text
- http://perpustakaan.man2kotaserang.sch.id//repository/coin-master-free-spins-link-fb_GM406889139.pdfIn PDF document text
- http://perpustakaan.man2kotaserang.sch.id/repository/new-free-spins-coin-master_GM406889139.pdfIn PDF document text
- http://perpustakaan.man2kotaserang.sch.id/repository/coin-master-gift-hack_GM406889139.pdfIn PDF document text
- http://perpustakaan.man2kotaserang.sch.id/repository/free-roblox-robux-generator-2021-no-verification_GM431946152.pdfIn PDF document text
- http://perpustakaan.man2kotaserang.sch.id/repository/coin-master-hack-spins_GM406889139.pdfIn PDF document text
- http://perpustakaan.man2kotaserang.sch.id//repository/how-to-hack-mcpe-master-coins_GM406889139.pdfIn PDF document text
- http://perpustakaan.man2kotaserang.sch.id/repository/roblox-robux-generator-no-human-verification_GM431946152.pdfIn PDF document text
- http://perpustakaan.man2kotaserang.sch.id/repository/minecraft-windows-10-edition-free-with-java_GM479516143.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_off00005619.bin |
decompressed-pdf-stream | PDF FlateDecoded stream at offset 0x5619 | 26900 bytes |
SHA-256: 12a7a2f0550dd4f72059a1781b2f74090ac146ee92ec7de8739599f687e3c46b |
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font_01_sfnt_off0000947e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x947E | 8376 bytes |
SHA-256: 092b7a11ef2af93d0b61b37032e6f669359ea7bc5bcb682d43a712f599a5ca39 |
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font_02_sfnt_off0000af4d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xAF4D | 18988 bytes |
SHA-256: ea4344345edc45398d2e7fd4ef0c57c755c39374dbe7009b4445efabefa08f5b |
|||
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