MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged by multiple critical heuristics indicating malicious redirector links and a link farm. The ML classifier also strongly indicated maliciousness. The document body contains a URL that points to a redirector, which is likely intended to lead the user to malicious content or a phishing page. The presence of numerous external links, many pointing to Shopify-hosted PDFs, suggests a tactic to manipulate search engine results or distribute further malicious content.
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=cc+algebra+1+chapter+2+answers
- http://files.localdmvhomes.com/uploads/1/3/0/8/130814232/6354617.pdf
- http://xozivuseb.coppercanyoncinches.com/uploads/1/3/0/8/130873949/8502391.pdf
- http://fifegom.oakgrovechristianschool.com/uploads/1/3/1/0/131070847/rokajuzofixemorarub.pdf
- http://sufaxofiw.thecountup.com/uploads/1/3/1/8/131856877/b8eaaf91f.pdf
- https://cdn.shopify.com/s/files/1/0432/5172/8546/files/difference_between_epidemic_and_endemic.pdf
- https://cdn.shopify.com/s/files/1/0434/3375/4785/files/bonovijosumoruleroda.pdf
- https://cdn.shopify.com/s/files/1/0450/4230/3140/files/centrelink_medical_certificate_su415.pdf
- https://cdn.shopify.com/s/files/1/0438/6163/9318/files/69725804544.pdf
- https://cdn.shopify.com/s/files/1/0432/8049/8852/files/how_to_build_self_confidence_at_work.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/datufezon.pdf
- https://cdn.shopify.com/s/files/1/0434/9090/2166/files/3ds_max_tutorials_ebook_download.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/zukax.pdf
- https://cdn.shopify.com/s/files/1/0432/9019/8180/files/ark_daytime_command.pdf
- https://cdn.shopify.com/s/files/1/0450/1169/7814/files/janejesibidikev.pdf
- https://cdn.shopify.com/s/files/1/0429/3859/7539/files/denatesulevudexijatudike.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/
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00004856.bin4661b834f5e03fcf21ec2285b0deec847e0ad959bd6e78ddb525802380e12d1e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4856 | 5516 bytes |
font_01_sfnt_off00005b1d.bine6a7e68c14de616c84ceac6e92b39206b0bcc2d69afb082f31679159fa78cd42 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5B1D | 10296 bytes |
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