MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a large number of embedded links, many of which point to Shopify domains, but one critical link redirects to a known malicious redirector. The document body, though heavily obfuscated, contains a reference to the same malicious URL. This suggests a link-farming or redirection attack designed to lead users to malicious content.
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/pify?keyword=cambridge+primary+english+stage+6+pdf In PDF document text
- http://files.stamfordfootball.com/uploads/1/3/0/8/130813526/xuwav.pdfIn PDF document text
- http://files.mymedicinemama.com/uploads/1/3/2/8/132814958/femogajizelajes.pdfIn PDF document text
- http://files.sagebrushaviation.org/uploads/1/3/1/4/131483217/8d216.pdfIn PDF document text
- http://rivibod.dontmesswithcalifornia.com/uploads/1/3/1/3/131378780/dorobekenib-xizopuve-nenonobawoju-leditomurimoziz.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.daltonmaag.com/In PDF document text
- https://cdn.shopify.com/s/files/1/0431/0161/8327/files/inverter_welding_machine_circuit.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/2270/5063/files/blood_on_the_river.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0439/3032/1051/files/anestesia_general_farmacologia.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/2642/3701/files/xemix.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/9865/1288/files/97541544370.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/2707/1127/files/zivumugi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/0623/8626/files/58157783682.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/61066914906.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/2591/4262/files/cerebral_palsy_physical_therapy_exercises.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/8542/0949/files/88425957690.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/6133/0598/files/hp_compaq_elite_8300_sff_drivers.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/6764/5852/files/lipeduvubipivolerofa.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9455/7351/files/annuity_example_problems.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/7647/6311/files/pipabizamopulisus.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_off00006327.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6327 | 5552 bytes |
SHA-256: f67f047d3d7045d0d29865a7cc1229ff2390d3acdad4b28f70040009eb165111 |
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font_01_sfnt_off000075de.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x75DE | 10304 bytes |
SHA-256: 0f83632e0d6b8dae2b5b82e563af3cbc6c4b90f46e81fa069a0f20f03cda05db |
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font_02_sfnt_off0000990d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x990D | 4324 bytes |
SHA-256: d1f4a20f0e35a0564be54678b929bb8c711862c507f070c2b9a6abea8daf4378 |
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