MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains numerous links, including one pointing to a known malicious redirector at 'https://ttraff.cc/pify?keyword=arifureta+light+novel+volume+3+pdf'. The document body, though heavily obfuscated, also contains this URL and other links to what appear to be benign Shopify domains, suggesting a link farm or SEO poisoning tactic. The ML classifier strongly flagged this PDF as malicious, indicating a high likelihood of malicious intent. The primary attack vector appears to be luring users to malicious infrastructure via embedded links.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 5
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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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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.cc/pify?keyword=arifureta+light+novel+volume+3+pdf In PDF document text
- http://files.ratingsguru.net/uploads/1/3/2/6/132681460/d2213d68ffb40.pdfIn PDF document text
- http://nalupe.rocmrrc.com/uploads/1/3/1/3/131379678/7204060.pdfIn PDF document text
- http://novedo.toris-pinkribbonjourney.co.uk/uploads/1/3/2/6/132696111/489945e.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/1/0434/6583/4649/files/direct_tv_rebate_forms.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/1650/0886/files/14624978968.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/3925/0853/files/29170590846.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/6955/4332/files/kunufakulobakasovosoduxot.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/4060/2269/files/9th_grade_algebra_worksheets.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/3502/3770/files/body_beast_workout_sheets_improved.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/0364/0984/files/naturally_occurring_toxins_in_food.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/8845/4559/files/pananibufujetoxot.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/2024/7462/files/felodediniloguxenaludowir.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/1746/0120/files/how_to_combine_files_and_rearrange_pages.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/2722/4986/files/paradiso_perduto_libro.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/4504/4902/files/56226069961.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/8721/6293/files/77776658036.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_off0000bd06.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBD06 | 6372 bytes |
SHA-256: 93bc2d6789c379e2d604bbe4f9bf573c0b0ae5d01389b1f59295c1836d7eaa72 |
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font_01_sfnt_off0000d2ec.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD2EC | 5488 bytes |
SHA-256: 6a81bbf04266c136b3ab33afefd3a7a07afc9986cfcdbd400dd7245cd031842b |
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font_02_sfnt_off0000e574.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE574 | 10432 bytes |
SHA-256: e2a0e06bf576835b090726108bae50558f643373554743c931aac05d4f60d0e7 |
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