MALICIOUS
220
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains multiple links to websites that appear to be part of a lure for free game items, such as 'Robux' or 'spins'. One critical heuristic identified a link to known malicious redirector infrastructure. The document body, though partially garbled, contains text related to 'Free Robux Accounts' and a URL that matches the malicious redirector. This suggests the PDF is designed to drive traffic to malicious sites, likely for phishing or malware distribution.
Machine Learning
- Nyx PDF Classifier malicious score 0.9796
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/431946152/free-robux-accounts-game-hack In PDF document text
- http://perpustakaan.poltekkespangkalpinang.ac.id//repository/coin-master-free-spins-hack-2021_GM406889139.pdfIn PDF document text
- http://perpustakaan.poltekkespangkalpinang.ac.id/repository/coin-master-hack-1021_GM406889139.pdfIn PDF document text
- http://perpustakaan.poltekkespangkalpinang.ac.id/repository/free-robux-safe_GM431946152.pdfIn PDF document text
- http://perpustakaan.poltekkespangkalpinang.ac.id//repository/robuxmatchcom-free-robux_GM431946152.pdfIn PDF document text
- http://perpustakaan.poltekkespangkalpinang.ac.id//repository/how-to-get-to-village-3-in-coin-master_GM406889139.pdfIn PDF document text
- http://perpustakaan.poltekkespangkalpinang.ac.id//repository/coin-master-free-gold-cards-link_GM406889139.pdfIn PDF document text
- http://perpustakaan.poltekkespangkalpinang.ac.id//repository/free-spin-and-coin-blogspot_GM406889139.pdfIn PDF document text
- http://perpustakaan.poltekkespangkalpinang.ac.id/repository/coin-master-daily-free-spins-blog_GM406889139.pdfIn PDF document text
- http://perpustakaan.poltekkespangkalpinang.ac.id/repository/how-to-get-minecraft-for-free-on-xbox_GM479516143.pdfIn PDF document text
- http://perpustakaan.poltekkespangkalpinang.ac.id//repository/free-promo-codes-for-robux_GM431946152.pdfIn PDF document text
- http://perpustakaan.poltekkespangkalpinang.ac.id/repository/best-tricks-co-robux_GM431946152.pdfIn PDF document text
- http://perpustakaan.poltekkespangkalpinang.ac.id//repository/get-free-lives-on-coin-master_GM406889139.pdfIn PDF document text
- http://perpustakaan.poltekkespangkalpinang.ac.id//repository/free-robux-generator-no-human-verification-or-surveys_GM431946152.pdfIn PDF document text
- http://perpustakaan.poltekkespangkalpinang.ac.id/repository/how-to-play-minecraft-with-friends-for-free_GM479516143.pdfIn PDF document text
- http://perpustakaan.poltekkespangkalpinang.ac.id/repository/minecraft-server-hacks_GM479516143.pdfIn PDF document text
- http://perpustakaan.poltekkespangkalpinang.ac.id/repository/free-appsfor-coin-master-daily-rewards_GM406889139.pdfIn PDF document text
- http://perpustakaan.poltekkespangkalpinang.ac.id//repository/roblox-but_GM431946152.pdfIn PDF document text
- http://perpustakaan.poltekkespangkalpinang.ac.id//repository/free-realistic-minecraft-texture-packs_GM479516143.pdfIn PDF document text
- http://perpustakaan.poltekkespangkalpinang.ac.id//repository/cm-spins_GM406889139.pdfIn PDF document text
- http://perpustakaan.poltekkespangkalpinang.ac.id//repository/free-robux-roblox-promo-codes_GM431946152.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_off00005072.bin |
decompressed-pdf-stream | PDF FlateDecoded stream at offset 0x5072 | 29744 bytes |
SHA-256: dec94287da7a926fd47e0f63c9b143d6017589c0a9c7b184e679aca8205a4af4 |
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font_01_sfnt_off000093b7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x93B7 | 2840 bytes |
SHA-256: 30dce2b9c1950da345d7fed8f00c38887adfa2f2ddecc31775af2315e819ac37 |
|||
font_02_sfnt_off00009d6a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9D6A | 18120 bytes |
SHA-256: ef72730342a71d63428e939ae8b3e53b657bfaebcd113dd5195284c27a8ef9c4 |
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