MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a large number of embedded links, many pointing to what appears to be a link farm designed for SEO manipulation. One prominent URL, https://ttraff.ru/pify?keyword=nikon+d5200+for+dummies+pdf, is flagged as a malicious redirector. The document body, though heavily obfuscated, also contains this URL, suggesting the primary purpose is to redirect users to malicious infrastructure.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 4
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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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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=nikon+d5200+for+dummies+pdf
- http://files.ghostinspectors.com/uploads/1/3/1/3/131398323/xowiwetiv-terafozuw.pdf
- http://files.capripta.com/uploads/1/3/0/9/130969717/zadizulupozu.pdf
- http://files.missdallasshop.com/uploads/1/3/1/4/131406036/3243678.pdf
- http://files.gresford.org.uk/uploads/1/3/0/7/130739022/nunivu.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0428/1024/5286/files/22211735593.pdf
- https://cdn.shopify.com/s/files/1/0431/6990/6844/files/5607792573.pdf
- https://cdn.shopify.com/s/files/1/0432/1617/5263/files/30254133869.pdf
- https://cdn.shopify.com/s/files/1/0431/2704/6298/files/ragiluxoxukit.pdf
- https://cdn.shopify.com/s/files/1/0434/7399/3890/files/5957595816.pdf
- https://cdn.shopify.com/s/files/1/0431/3153/5524/files/21559224197.pdf
- https://cdn.shopify.com/s/files/1/0431/6472/9512/files/58803005770.pdf
- https://cdn.shopify.com/s/files/1/0432/0156/0737/files/harbor_freight_multimeter_manual.pdf
- https://cdn.shopify.com/s/files/1/0434/6934/0822/files/89847367833.pdf
- https://cdn.shopify.com/s/files/1/0430/0147/9321/files/35942973839.pdf
- https://cdn.shopify.com/s/files/1/0435/9254/8515/files/pepiteb.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://scripts.sil.org/OFL
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00004c15.binbc4690fdb2b56fcc9ace7404fcba571cf8788f255c3356a5b99edc7bf64ccc37 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4C15 | 5376 bytes |
font_01_sfnt_off00005e5e.bin4b9e337ba9a4077fc17b91e8996b5603eac0be983ea1f8e65bedde3ba3fd2932 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5E5E | 9768 bytes |
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