MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of embedded links, many pointing to Shopify-hosted PDF files, which is indicative of a link farm. One critical heuristic identified a link to a known malicious redirector, 'https://ttraff.cc/pify?keyword=5e+human+variant'. The ML classifier also strongly flagged this PDF as malicious. The presence of numerous links suggests an attempt to manipulate search results or distribute further 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.cc/pify?keyword=5e+human+variant In PDF document text
- http://files.powernotpity.com/uploads/1/3/2/6/132681824/1886294.pdfIn PDF document text
- http://files.dry4u.com/uploads/1/3/1/6/131637218/xowipisijega.pdfIn PDF document text
- http://files.ambitiousmindsofgreatness.com/uploads/1/3/0/7/130738892/gifulojuxeruzo.pdfIn PDF document text
- http://files.mrcolliard.com/uploads/1/3/1/4/131438449/witakoba_dafiw_xexewina_fakowizekosoxu.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/1/0432/0450/9853/files/jubinunup.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/6823/5682/files/kezadefuniparinonamaki.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/1537/2953/files/70388065588.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/8706/0375/files/26703390392.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/5676/6882/files/35773431581.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/8638/8136/files/55338094984.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/7746/8311/files/mibetilufagexadaw.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/0128/1701/files/33319702238.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/5280/1943/files/nezazolara.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/4764/8406/files/31263977752.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/3884/2779/files/vawurirejituxi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/6577/0135/files/fagovupifuvabupod.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/4275/9071/files/dorenivi.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_off000092d1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x92D1 | 4576 bytes |
SHA-256: 9eb96bc7884766f251c98554297d39aa9825825e7cd3aeb7413ec59e8cedb9e7 |
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font_01_sfnt_off0000a22a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA22A | 10176 bytes |
SHA-256: 09db70c5e00a16a876fbb91ceec9019d559379febd339d04578703d324c9da5e |
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font_02_sfnt_off0000c4e9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC4E9 | 4324 bytes |
SHA-256: 0d0f64e27578eb124b8bc81c7eceacdd166e22eddd95c81328e9fbd7de2a6333 |
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