MALICIOUS
160
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF document contains multiple links, including one to a known malicious redirector infrastructure at http://netcdn.tw/app/406889139/free-spins-coin-master-app-game-hack. The document body and embedded links suggest a lure for free game currency or hacks, a common social engineering tactic. The presence of embedded URLs and the ML classifier's high confidence score indicate a malicious intent to redirect users to potentially harmful sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9980
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-spins-coin-master-app-game-hack In PDF document text
- http://elibrary.smknesbu.sch.id/repository/get-free-robux-for-free_GM431946152.pdfIn PDF document text
- http://elibrary.smknesbu.sch.id/repository/how-to-cheat-in-roblox-mega-fun-obby_GM431946152.pdfIn PDF document text
- http://elibrary.smknesbu.sch.id/repository/hacker-un-compte-roblox_GM431946152.pdfIn PDF document text
- http://elibrary.smknesbu.sch.id/repository/robloxia-kid-free-robux_GM431946152.pdfIn PDF document text
- http://elibrary.smknesbu.sch.id/repository/is-there-a-way-to-get-free-robux_GM431946152.pdfIn PDF document text
- http://elibrary.smknesbu.sch.id/repository/coin-master-online-hack-download_GM406889139.pdfIn PDF document text
- http://elibrary.smknesbu.sch.id/repository/free-roblox-card-codes-june-2021_GM431946152.pdfIn PDF document text
- http://elibrary.smknesbu.sch.id/repository/how-to-get-free-robux-download-2021_GM431946152.pdfIn PDF document text
- http://elibrary.smknesbu.sch.id/repository/how-to-hack-jailbreak-roblox-ios_GM431946152.pdfIn PDF document text
- http://elibrary.smknesbu.sch.id/repository/penguin-roblox-free_GM431946152.pdfIn PDF document text
- http://elibrary.smknesbu.sch.id/repository/free-spin-link-coin-master-today_GM406889139.pdfIn PDF document text
- http://elibrary.smknesbu.sch.id/repository/free-robux-websites-2021_GM431946152.pdfIn PDF document text
- http://elibrary.smknesbu.sch.id/repository/how-to-hack-people-in-roblox_GM431946152.pdfIn PDF document text
- http://elibrary.smknesbu.sch.id/repository/daily-free-spins-coin-master-app_GM406889139.pdfIn PDF document text
- http://elibrary.smknesbu.sch.id/repository/descargar-hack-en-roblox_GM431946152.pdfIn PDF document text
- http://elibrary.smknesbu.sch.id/repository/coin-master-free-attack-link_GM406889139.pdfIn PDF document text
- http://elibrary.smknesbu.sch.id/repository/where-to-put-code-for-free-roblox_GM431946152.pdfIn PDF document text
- http://elibrary.smknesbu.sch.id/repository/free-robux-no-human-verification-or-survey-or-download_GM431946152.pdfIn PDF document text
- http://elibrary.smknesbu.sch.id/repository/links-to-get-free-spins-on-coin-master_GM406889139.pdfIn PDF document text
- http://elibrary.smknesbu.sch.id/repository/free-robux-while-in-game_GM431946152.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 |
|---|---|---|---|
stream_002_off000031d7.bin |
decompressed-pdf-stream | PDF FlateDecoded stream at offset 0x31D7 | 22604 bytes |
SHA-256: 4b25b8f351676fa55592059ade8185cb3c6a778af63262a647353fc005f56557 |
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font_01_sfnt_off0000642d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x642D | 18176 bytes |
SHA-256: e95ed07f9a3392ac9f393b6d3cafc9f79ae200f6e0f71949f87052ae7f0648e8 |
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