MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a high number of embedded links, with one identified as a malicious redirector. The document body, though heavily obfuscated, contains the malicious URL and several benign-looking URLs hosted on Shopify, likely to appear legitimate. The primary malicious URL, https://ttraff.com/pify?keyword=polymer+biomaterials+pdf, is the most critical IOC, suggesting a phishing or malware distribution attempt.
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.com/pify?keyword=polymer+biomaterials+pdf In PDF document text
- http://files.paigebluejacket.com/uploads/1/3/0/7/130775275/letugekanerefan-pajawepukaki.pdfIn PDF document text
- http://files.fernandoandradeart.com/uploads/1/3/2/6/132681728/nuwoxapeger.pdfIn PDF document text
- http://files.thecubeexercisephysiology.com/uploads/1/3/1/3/131380596/ef7167ce.pdfIn PDF document text
- http://files.riverstonerazorbacks.com/uploads/1/3/1/3/131380181/4215656.pdfIn PDF document text
- http://files.hollytilley.com/uploads/1/3/0/7/130739344/4958658.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/1/0433/0127/3750/files/37351866814.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/25006313747.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/9422/8630/files/35548188044.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9308/2783/files/zaludixosexifil.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/2742/1608/files/21260343392.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/0896/6307/files/satizor.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/1056/4002/files/9318559889.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/9982/4032/files/fogawufud.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/5971/4971/files/lenonurixuga.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/7211/9193/files/suxesaxe.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/4190/7100/files/wofakemizimiruzi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9232/9119/files/wevejebolamezutoka.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/4789/2630/files/kambi_katha_malayalam_cartoon.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/6048/5541/files/65521731515.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_off000080f5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x80F5 | 5432 bytes |
SHA-256: 0ab3a967b7fe743d87cef628cab42861e205bb4e060ed03977e682082374cc0f |
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font_01_sfnt_off00009351.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9351 | 14400 bytes |
SHA-256: 0ebf85b4d435be71d1ecfd507ec7bb491c337047ac7a507b74b3b1e541c4f8b0 |
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