MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF file was flagged by multiple critical heuristics for containing malicious redirector links and a large link farm. The embedded URL 'https://ttraff.ru/pify?keyword=naming+ionic+compounds+worksheet+answers+key' is identified as a malicious redirector. The document body, though heavily obfuscated, contains references to this URL and other Shopify-hosted PDF files, suggesting a coordinated effort to distribute malicious content. The ML classifier also strongly indicated 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.ru/pify?keyword=naming+ionic+compounds+worksheet+answers+key In PDF document text
- http://files.draworkshops.com.au/uploads/1/3/1/3/131398419/d19f34ac.pdfIn PDF document text
- http://binewoba.molbiosystems.com/uploads/1/3/2/6/132695663/javijosifamibe_kixikiz_roneregesodel.pdfIn PDF document text
- http://files.wanes.com/uploads/1/3/0/8/130874480/wulopar.pdfIn PDF document text
- http://files.pacific-travel.org/uploads/1/3/1/3/131383771/worax_nibap_fewabiv_mezojaj.pdfIn PDF document text
- http://files.idaalive.org/uploads/1/3/2/6/132695870/5266581.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/1/0431/6086/2882/files/gaxunidugipirigovus.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0449/7866/7688/files/makita_3612_router_edge_guide.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/8466/0380/files/55711187752.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/1699/3440/files/43787327382.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/5562/1031/files/65606490318.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/4248/0021/files/85138287421.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/0655/7341/files/56385021761.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/7453/6103/files/chapter_13_to_kill_a_mockingbird.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9013/3663/files/21248326133.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/1911/6449/files/mimadanegejiguzirivod.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/2191/0687/files/jitusexojeje.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/7695/1965/files/nakekimamodaxukuguzidasi.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_off00004aec.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4AEC | 5684 bytes |
SHA-256: d7f9c605c503c694bc0298186b0c8a7f077500cc26d9443a63a2f2607e11aa09 |
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font_01_sfnt_off00005e30.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5E30 | 8976 bytes |
SHA-256: db579ef2c927262576d14a8b636ce2ff48c92c73380ea96ef93c435cba68c950 |
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