MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a heuristic firing for a malicious redirector link pointing to 'ttraff.ru', which is designed to lure users with a search query for a free PDF pattern. The document body also contains this URL and a benign-looking Shopify URL, likely part of a link farm to improve search engine ranking for malicious content. The ML classifier strongly indicates 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=baby+shoe+pattern+free+pdf In PDF document text
- http://files.hawkeyeinnovationsllc.com/uploads/1/3/1/3/131378943/varusotezix_tegeselowotiso_dozozur_sagokokiruxu.pdfIn PDF document text
- http://files.familyeyecarelancaster.com/uploads/1/3/0/9/130969340/5052153.pdfIn PDF document text
- http://files.learntoroar.com/uploads/1/3/1/8/131871705/4263587.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/1/0433/4059/5352/files/vuxemuvowilowebebudelukuw.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/3550/8387/files/personal_financial_statement_sample.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/5452/1758/files/kinds_of_nouns_with_examples.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0443/8307/6518/files/usb_helper_title_key.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7086/files/56020588380.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/6871/0309/files/gobiba.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/2962/4992/files/53059144253.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/1161/8462/files/80063474926.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/7599/3764/files/davixap.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/1549/6092/files/31047467169.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/3810/5000/files/manope.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/9743/8875/files/luzejama.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/2021/4681/files/domuderaranafogubidi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/0994/9348/files/7th_grade_ecology_worksheets.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_off00005f2e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5F2E | 5128 bytes |
SHA-256: 3554bdd0bd07f7fa84b5e60f71f7093ba2aac24414cca6fc4cf29a93c0e62d83 |
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font_01_sfnt_off0000708e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x708E | 10560 bytes |
SHA-256: 089541d1adbba8e4664b1c0e5ba8855cedbcee2c40c8a531910f66aa3945ad13 |
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font_02_sfnt_off00009447.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9447 | 4324 bytes |
SHA-256: a542ec26cea93e049a2e27cd59b1347dd9bbdea13775fd7b822b3c2b3136116f |
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