MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF file contains embedded links that redirect to a known malicious redirector infrastructure, specifically `https://ttraff.ru/pify?keyword=volkswagen+touareg+2017+manual`. The document body, though heavily obfuscated, contains text suggesting it is a lure for a vehicle manual. The presence of numerous external PDF links, many pointing to Shopify, indicates a link farm designed to host malicious content or redirect users. The ML classifier strongly flagged this PDF as malicious.
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=volkswagen+touareg+2017+manual In PDF document text
- http://tiles.mounthollywood.org/uploads/1/3/1/3/131380600/jajegijupozivo.pdfIn PDF document text
- http://files.pumpeebaby.com/uploads/1/3/1/4/131408170/joruk_zajelateze.pdfIn PDF document text
- http://files.reclaimdesignz.com/uploads/1/3/0/7/130738741/kemorixopopito-pefewokeligola-liravuzivutab.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/1/0431/7921/2959/files/pefixut.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/6716/2276/files/masumojewipidu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/5645/6095/files/sikumovutijutopozepinida.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/1279/2225/files/laboratory_manual_for_pulse_width_modulated_dc_dc_power_converters.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/0709/8529/files/peratizesiju.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/0549/9803/files/domestic_animals_colouring_pages.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/2535/7210/files/zen_stories.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/6633/6166/files/penolasapanabarinujipemu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/7840/9639/files/93563252184.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/8851/9080/files/vigijuloru.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/3192/8740/files/crazy_craft_2._0_download.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/1421/8143/files/dexutewo.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_off00006540.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6540 | 5532 bytes |
SHA-256: 1f91756340da89b3692bf9c3cb13f785b4b91d0c36915edac0b9b8ecfb01e706 |
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font_01_sfnt_off0000781c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x781C | 10012 bytes |
SHA-256: 932c3e01e65ad238ba38605c9ddc9aebae490d335d462ef6ab7c4e05591aca0d |
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