MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1200 Hardware Add-in
T1059.001 PowerShell
The PDF contains a mass external link farm, with many links pointing to Shopify domains, likely for SEO manipulation. One critical heuristic indicates a PDF link to known malicious redirector infrastructure, specifically 'https://ttraff.ru/pify?keyword=600+pares+biomagneticos+pdf'. This suggests the primary goal is to redirect users to a malicious site. The ML classifier strongly supports the malicious nature of this PDF.
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.ru/pify?keyword=600+pares+biomagneticos+pdf In PDF document text
- http://files.graceandhopeconsulting.com/uploads/1/3/0/8/130874295/gotinen.pdfIn PDF document text
- http://files.neckerscompany.com/uploads/1/3/0/7/130775245/43dc0e64b33cd29.pdfIn PDF document text
- http://files.hogwartsoffairhope.com/uploads/1/3/0/7/130740465/nejesaniri-metutavadadifin-kuripinufabov-wekuse.pdfIn PDF document text
- http://lasaweko.nativitiesfromaroundtheworld.com/uploads/1/3/1/3/131380005/gawoborago_nibozawolamuxow_ravezimigeval_totad.pdfIn PDF document text
- http://files.mccarneymusicstudio.com/uploads/1/3/1/4/131438299/pilikedox.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/1/0428/9835/8432/files/mozesuseb.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/6150/2362/files/bogamagilometamofipuvawi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/2702/9400/files/xekixebadelakukorupureju.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/8264/5665/files/gofen.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/5836/3544/files/laxarusewitexitosowixo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/1734/6965/files/25377077497.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/9524/4441/files/bls_training_manual.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/8515/1897/files/etika_budaya_jawa.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/0732/7899/files/arm_cortex_m3_c_programming_tutorial.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/7399/3890/files/55341071481.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/7099/7151/files/zofemuporivuwite.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/5911/8229/files/prefixes_and_suffixes_list_cambridge.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/0787/7017/files/2020_agenda_for_sustainable_development_goals.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_off0001c05d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1C05D | 5784 bytes |
SHA-256: 335e862a4eed35c141302b5c63e6435f849f1aee0685de2c58683a6cdcdd3213 |
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font_01_sfnt_off0001d3de.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1D3DE | 14828 bytes |
SHA-256: 659cb0042aada06a32144883b0dc31f91ffda41b4cbee01163a7442c91df389d |
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