MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1200 Hardware Add-in
The PDF file contains a significant number of embedded links, with one identified as a malicious redirector. The heuristic 'PDF_SEO_LINK_FARM' indicates a mass external PDF link farm, suggesting an attempt to manipulate search engine results or distribute content through numerous links. The primary malicious URL identified is https://ttraff.ru/pify?keyword=hipster+guide+chiang+mai, which is flagged as a malicious redirector. The document body contains garbled text along with the malicious URL and several benign Shopify URLs, indicating a likely attempt to lure users to malicious content.
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=hipster+guide+chiang+mai In PDF document text
- http://gagib.mimirmarketing.net/uploads/1/3/1/3/131380213/basimareg_sajukupi.pdfIn PDF document text
- http://mevuze.nanni.info/uploads/1/3/1/4/131453215/mogurivizorukivono.pdfIn PDF document text
- http://files.johanneimmis.com/uploads/1/3/0/9/130969837/nejadaviwab.pdfIn PDF document text
- http://files.balancedpets.ca/uploads/1/3/2/6/132682745/5990b46e.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/1/0434/8100/6244/files/notogowazofodidikixutib.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/7281/3211/files/fonirap.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/6329/5650/files/korn_alone_i_break.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/8933/0330/files/gufivimezisizifab.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/4365/8650/files/8026935992.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/6535/2093/files/gigapoj.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/7996/6628/files/wafijezam.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/5742/2229/files/misojini.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/5717/6986/files/fekunukexuvufu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0441/0513/8328/files/ronuxezogogevopamopabal.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/9403/2040/files/83996954330.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/8693/7253/files/candidase_de_repetio.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 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000743a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x743A | 5416 bytes |
SHA-256: 6e0365ecec04fc76722796710598feba9e8ea1bf4eaa92e80ad39b1eb450c1c2 |
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font_01_sfnt_off00008670.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8670 | 10940 bytes |
SHA-256: fa255735c07f74fe6c8f77417de7829c1e2860869e36cfcca9b550fc0b5bf124 |
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