MALICIOUS
202
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a mass external link farm, with one URL pointing to a known malicious redirector. The document body, though obfuscated, contains keywords related to accounting and includes the malicious URL, suggesting a lure to a phishing or malware distribution site. The presence of numerous links to Shopify-hosted PDFs indicates an attempt to leverage legitimate platforms for SEO poisoning or to disguise malicious intent.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 6
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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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Fake invoice / payment lure low SE_INVOICE_LUREDocument contains invoice or payment language paired with an action verb — useful context when combined with link, macro, or attachment indicators
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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=accounting+adjusting+entries+examples+pdf In PDF document text
- http://files.sharonmckenzieartist.com/uploads/1/3/0/7/130738673/f3d4a.pdfIn PDF document text
- http://files.aulac-restaurant.com.au/uploads/1/3/1/4/131411542/2acfc37d.pdfIn PDF document text
- http://files.miltronicsinc.com/uploads/1/3/1/8/131857540/844106.pdfIn PDF document text
- http://vufevi.ajconsultingcompany.com/uploads/1/3/2/6/132682787/xogunofoxawefobure.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/1/0434/6265/6165/files/20652499137.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/9427/6264/files/color_by_number.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/8570/9987/files/70646417864.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/2022/1607/files/16524798515.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/3676/9437/files/list_of_ethnicities.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/6288/5541/files/megiburipatapufafe.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/5893/8531/files/mokofimepab.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0446/0825/8211/files/learn_binary_numbers.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/15074065918.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/7215/0947/files/gastroenteritis_diet_plan.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/6488/3355/files/pogozanopofevak.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/8301/3023/files/pontiac_head_code.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/3173/2125/files/sixeni.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/9706/2564/files/sarubasivavegekawes.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_off00006f8e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6F8E | 5608 bytes |
SHA-256: 79ec0d4804522fa258ce24e4f5979364fead016e1bf1514e51c8b699bfab146b |
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font_01_sfnt_off0000829a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x829A | 10448 bytes |
SHA-256: 640ef39d3f98a11c43a866dec7fc18be889a5b75859afdb37ebf29015aba1296 |
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