MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a large number of embedded links, many pointing to Shopify domains hosting other PDFs, and one critical link to a known malicious redirector. This suggests an attempt to create a link farm or SEO spam, potentially leading users to malicious content. The ML classifier also strongly indicated maliciousness.
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.com/pify?keyword=tci+history+alive
- http://files.royalmarketingconcepts.com/uploads/1/3/1/3/131380741/997332.pdf
- http://files.horizonbrews.com/uploads/1/3/0/7/130775892/suminapu-subov-vugovebusasepew.pdf
- http://files.doubleglazinggosport.co.uk/uploads/1/3/1/3/131383837/260b57a5671d.pdf
- http://files.lifeandentertainment.com/uploads/1/3/2/6/132695329/4538649.pdf
- http://files.vonkaltbach.com/uploads/1/3/0/7/130739535/3199060.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0431/3353/4357/files/nuzuvezenaxusidezu.pdf
- https://cdn.shopify.com/s/files/1/0434/5397/2633/files/voxalipoke.pdf
- https://cdn.shopify.com/s/files/1/0433/7552/6051/files/89609332464.pdf
- https://cdn.shopify.com/s/files/1/0435/8370/1155/files/23264867480.pdf
- https://cdn.shopify.com/s/files/1/0434/8179/2664/files/1072579971.pdf
- https://cdn.shopify.com/s/files/1/0431/8383/3249/files/15779886045.pdf
- https://cdn.shopify.com/s/files/1/0430/6134/6466/files/93146921690.pdf
- https://cdn.shopify.com/s/files/1/0430/4830/4797/files/loselukifisek.pdf
- https://cdn.shopify.com/s/files/1/0428/5313/8588/files/62177533120.pdf
- https://cdn.shopify.com/s/files/1/0430/5187/6509/files/81283680533.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/30617095305.pdf
- https://cdn.shopify.com/s/files/1/0436/8809/9993/files/sorry_ciara_lyric.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_off00005d81.bind6d067ed027e7da06cb4386cd89bb38006b7c5432b2d86c780cb3e8ad929f998 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5D81 | 5000 bytes |
font_01_sfnt_off00006e89.binfb2f5d487eb58c1b40575b07db31e6b3c2bfed1162c9cd3e846cd01511e1cd6d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6E89 | 10460 bytes |
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