MALICIOUS
202
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a malicious redirector link disguised as a download button, intended to lure users to a malicious site. The document body also contains the malicious URL and references to downloading a light novel, likely a pretext for the malicious link. The PDF also hosts a large number of external links, many pointing to benign Shopify URLs, but the presence of the malicious redirector indicates a link farm for SEO poisoning or traffic generation.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 6
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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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Image lure linking to an SEO redirector (free-download phishing) high PDF_SEO_UTM_REDIRECTOR_LINKPDF embeds an image with little or no body text and a clickable link to a multi-word utm_term / FeedBurner-proxied SEO redirector — the 'free ebook / solution-manual / document download' phishing family that ranks for natural-language search queries and routes the user into a payload/redirect chain. The PDF carries no exploit; the risk is the linked destination. Flagged structurally (image lure + SEO redirector) so it does not depend on a ClamAV/ML signature, and regardless of how many filler text pages the lure carries.
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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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Object number defined twice with different bodies info PDF_DUPLICATE_OBJ_BODY_INCREMENTALThe same indirect object (N G) is defined more than once with different body bytes. First-wins and last-wins readers will resolve different content, which is a parser-confusion shape used by targeted PDFs. Body-only differences are common in benign incremental updates, so severity is raised only when the duplicate carries active content.
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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://ttraff.com/pify?keyword=arifureta+shokugyou+de+sekai+saikyou+light+novel+download+pdf In PDF document text
- http://files.houseonreddirtroad.com/uploads/1/3/1/4/131482937/vewakor.pdfIn PDF document text
- http://files.gregheckmann.com/uploads/1/3/1/4/131452811/sovirebituro-xibex-fovomereki-nipuwiwinefis.pdfIn PDF document text
- http://files.jdryart.com/uploads/1/3/0/8/130814226/xugin.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/6551/5933/files/eichmann_trial_transcript.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/0041/4883/files/55915393325.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/6038/8252/files/947121768.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/4751/7341/files/gekitab.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/2439/2087/files/clep_psychology_study_guide.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/1243/1770/files/jspdf_add_image_png_example.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0454/4040/1566/files/financial_accounting_jr_monga.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/4012/6614/files/ludiruxe.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0448/1276/3298/files/mapa_metro_oporto.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/4923/8178/files/946321678.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0447/4375/3877/files/tall_adirondack_chair_plans.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/6255/8874/files/22842400165.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/3893/1109/files/67126882315.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/7556/7777/files/fasimukojokumonirokiroko.pdfIn PDF document text
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00008261.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8261 | 6452 bytes |
SHA-256: a742cd62a013a19612a01ac6e42a87368fb56cf10f4f51a8dc91648a138fe739 |
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font_01_sfnt_off00009894.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9894 | 5608 bytes |
SHA-256: aef06467d9840fed40ead7cd5226e7b009d8510a2c0d16a7db016eb44134af5d |
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font_02_sfnt_off0000abca.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xABCA | 10088 bytes |
SHA-256: d2f93b28b02ef8da9f550fa494a28a0f6f627ed55b56ed0e3ca8c6d72f615887 |
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