MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded links, with one identified as a malicious redirector pointing to 'ttraff.com'. The document body, though heavily obfuscated, appears to be a lure related to a 'Manual subaru outback 2019 español'. The presence of a large number of external PDF links, many hosted on shopify.com, suggests a link farm or SEO manipulation tactic to distribute the malicious content. The ML classifier strongly indicates maliciousness.
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.com/wb?keyword=manual%20subaru%20outback%202019%20espa%C3%B1ol In PDF document text
- http://files.ddeacademy.com/uploads/1/3/1/8/131857476/55737269.pdfIn PDF document text
- http://files.tmichaelstone.com/uploads/1/3/1/8/131871952/09e21c4bc4086.pdfIn PDF document text
- http://files.silviareiche.com/uploads/1/3/1/1/131163683/vidiwenorewigi-biwapupupal-natufi.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/1/0434/5511/9520/files/41144547029.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/64989875230.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/8275/9836/files/13436297025.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/4145/5254/files/5648969571.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/2469/4939/files/fowofogasipoxesiduw.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0805/6740/files/16196074893.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/8148/2918/files/29620512804.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/3928/3608/files/xiludedabufodavosokaw.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0350/1989/files/25545774976.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/92161478626.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/0928/5024/files/ziluxefafuw.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/4021/1105/files/16709051725.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/7066/8453/files/repiwarufojizedo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0441/1247/8360/files/xirafilozusowasapulupo.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00009d28.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9D28 | 6800 bytes |
SHA-256: 952f63f3e513bf4d619162890a9caa9971e220fefef349a5474a615f7d0b56e3 |
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font_01_sfnt_off0000b46f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB46F | 5664 bytes |
SHA-256: 75082a856ed6cf624c0a074016b169d01f18fa17e9bad30ac90e431267638a19 |
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font_02_sfnt_off0000c777.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC777 | 10348 bytes |
SHA-256: 70172de86d19a66a2ee72456095d493f2ead749fb39958364f85fef43fb581b9 |
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