MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.001 User Execution: Malicious Link
T1059.001 PowerShell
The PDF file contains numerous embedded links, with a critical heuristic firing indicating it's a malicious redirector link farm. The document body, though heavily obfuscated, suggests a lure related to financial documents. The primary malicious URL identified is 'https://ttraff.cc/pify?keyword=vanguard+emerging+markets+etf+fact+sheet', which is likely used to redirect users to further malicious content. The presence of many Shopify-hosted PDF links, some confirmed benign and others unknown, suggests an attempt to blend malicious content with seemingly legitimate resources.
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=vanguard+emerging+markets+etf+fact+sheet In PDF document text
- http://files.fortwayneago.com/uploads/1/3/2/6/132695408/kekuxudajosufebu.pdfIn PDF document text
- http://files.lacla.us/uploads/1/3/2/6/132680874/4308009.pdfIn PDF document text
- http://files.leadyouhomeoriginals.com/uploads/1/3/1/3/131398574/3da0840a.pdfIn PDF document text
- http://files.orielesteiner.com/uploads/1/3/1/4/131438418/19ca17a305b.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/1/0434/1799/3366/files/turofikivimizi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/8840/2839/files/74158849849.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/4533/6726/files/86991798657.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/9411/4465/files/rixivogo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/2846/1206/files/pekokesumapevibuvov.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/0134/8255/files/68196222865.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/6784/2465/files/kovavok.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/1316/8542/files/57849727198.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/7813/1611/files/vebilekekijuvamomum.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/5932/8662/files/kexurewinapavebefozo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/9920/2467/files/jibuzuluwe.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/3985/7563/files/xokuxedufasufewofe.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/0778/6657/files/memuwazewuremevo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/2117/2897/files/futarego.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_off000089a4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x89A4 | 5204 bytes |
SHA-256: f396aef70bdacb06d5017240327c9552201f86f969755b45fba242c9d8784ed1 |
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font_01_sfnt_off00009b25.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9B25 | 11164 bytes |
SHA-256: 1bcde0efd137ea468ebcd671ca40b98d90e80eb73f56e590c4ca0ebfbc4d3fdb |
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