MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a critical heuristic firing for a malicious redirector link pointing to 'https://ttraff.com/pify?keyword=boundary+condition+openfoam+pdf'. Additionally, it exhibits characteristics of a PDF link farm, embedding numerous external links, with the highest-confidence benign link being 'https://cdn.shopify.com/s/files/1/0431/1249/7313/files/63638327001.pdf'. The document body, though heavily obfuscated, contains these URLs, suggesting a lure to trick users into clicking malicious links.
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=boundary+condition+openfoam+pdf In PDF document text
- http://files.aliciaallenphotography.com/uploads/1/3/2/6/132681150/a530d821785.pdfIn PDF document text
- http://womudut.mermaid-protector.com/uploads/1/3/1/8/131857334/sizamadinowotanakiwu.pdfIn PDF document text
- http://files.thewwiicampaigner.com/uploads/1/3/1/3/131380625/kugil.pdfIn PDF document text
- http://files.southcalgarymedicalclinic.ca/uploads/1/3/0/7/130738741/72e5526ab3d.pdfIn PDF document text
- http://files.blackfoxxclothing.com/uploads/1/3/1/8/131856476/4521341.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/1/0431/1249/7313/files/63638327001.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/8204/6869/files/canara_bank_rtgs_neft_form_download.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/8451/3429/files/59806511435.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/9309/8660/files/dizugetatumarunoxaxere.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/9988/9569/files/xidisidiwijirole.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/3444/2908/files/21176333075.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/8362/0757/files/vogiziruzedi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/1230/9671/files/konekezevata.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/6455/5675/files/zaxajujuxeg.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/9010/7815/files/character_strengths_and_virtues_handbook.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/5417/7185/files/32052511092.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/1548/8163/files/basic_econometrics_gujarati.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/4361/8969/files/linear_and_nonlinear_functional_analysis_with_applications_ciarlet.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_off00006f55.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6F55 | 5124 bytes |
SHA-256: 222c1a048a42d2daf38075af0ab6152820396289bd93b0ead6a097fc6375489b |
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font_01_sfnt_off000080bb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x80BB | 10904 bytes |
SHA-256: fcae8361c8871f6095f4366f5ddb313d7ff5f768d08fbff46a794c47482aae73 |
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font_02_sfnt_off0000a61e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA61E | 4324 bytes |
SHA-256: 0d0f64e27578eb124b8bc81c7eceacdd166e22eddd95c81328e9fbd7de2a6333 |
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