MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains numerous embedded links, with one critical heuristic identifying a link to a known malicious redirector. The document body, though heavily obfuscated, contains the URL 'https://ttraff.com/pify?keyword=physics+for+scientists+and+engineers+solutions+pdf', suggesting a lure to download or view a fake PDF. The presence of many Shopify-hosted PDF links further indicates a link farm or SEO poisoning tactic to distribute 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.com/pify?keyword=physics+for+scientists+and+engineers+solutions+pdf In PDF document text
- http://files.sccavanners.com/uploads/1/3/1/4/131454352/jakipoji.pdfIn PDF document text
- http://files.primepropertyfinder.com/uploads/1/3/2/6/132683264/demabijegekifapedo.pdfIn PDF document text
- http://files.emhager.com/uploads/1/3/0/8/130874110/zilusujumerilavile.pdfIn PDF document text
- http://files.thedelidownstairs.co.uk/uploads/1/3/0/7/130738837/rekanarokibivijizar.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/1/0434/4122/5880/files/wigaxiputuxemaxaxezewido.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/37394074323.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/0857/3085/files/zagirogewawugi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/3929/2577/files/xiluzemosa.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/7990/9028/files/72215294880.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0346/9221/files/61780600508.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/2331/9715/files/25445172590.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9075/6252/files/pituxibimemosejewoba.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/nulanevu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0439/4637/7374/files/46706087651.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/1584/5541/files/xexuxi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/wawufomujemozinabewa.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/3625/9990/files/98493180047.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_off000051f8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x51F8 | 5404 bytes |
SHA-256: cca6575940a9360f6a7ad898bedb42e98bf5b0e2c17f66899948ab42c2d4a62e |
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font_01_sfnt_off00006443.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6443 | 9808 bytes |
SHA-256: 3de8035efddf1a5d6a12cbaa6c21b4da70632c2d860bb966210acbc1c21ed9b4 |
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font_02_sfnt_off000085c7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x85C7 | 4324 bytes |
SHA-256: cd94ef65598b1866d0653cdd88243d989fd81359c0e770c2d3a4858f1c2f6d34 |
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