MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file contains a significant number of embedded links pointing to various Shopify-hosted PDF files, forming a link farm. One of the primary links directs to a known malicious redirector. This suggests the document's purpose is likely related to SEO manipulation or distributing further malicious content, rather than providing legitimate information.
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.ru/pify?keyword=paganini+caprice+24+violin+pdf In PDF document text
- http://files.heartofperfusion.com/uploads/1/3/1/4/131407284/ff69cf13cf6.pdfIn PDF document text
- http://gulerawo.westlakescampus.com/uploads/1/3/1/6/131607240/5323181.pdfIn PDF document text
- http://files.eagleforumoc.com/uploads/1/3/1/6/131636825/punubapovekatezajono.pdfIn PDF document text
- http://files.thbmed-rescue.co.uk/uploads/1/3/1/6/131606281/4116601.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.daltonmaag.com/In PDF document text
- https://cdn.shopify.com/s/files/1/0430/4253/7629/files/82035452983.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/6968/6431/files/tudik.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0445/1460/7263/files/11425882236.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/6863/7862/files/jevedubozivulogupon.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/6426/2818/files/kisekelodexobaxinavotuzi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/5032/6426/files/rujafazokuvujinuf.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/52733892229.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/4796/8149/files/mirak.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/2351/6323/files/sepenafesuxipewavasa.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/8218/6905/files/94908454581.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/9579/3557/files/54507701691.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
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000e14c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE14C | 5136 bytes |
SHA-256: 0280a1900f7a8f0dfe8268ffe2b90b678a7eeea11e603ac2c0aee2549611a3e6 |
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font_01_sfnt_off0000f2d4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF2D4 | 17176 bytes |
SHA-256: c22feff7bda7cfce05597868cc2eeaff328311e2abc9e2effeb19cc853c8bece |
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font_02_sfnt_off00012746.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12746 | 16120 bytes |
SHA-256: 2cfc97915d250804213c9b0e6ad261e0979cd38371fb36ec9174dea58a153a3e |
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font_03_sfnt_off00013c2d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13C2D | 4324 bytes |
SHA-256: 4fcfa7c68d76e23b667942a3ac892d2d5d88346478daafc61479ad4df4af3dd3 |
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