MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains numerous embedded links, many of which point to a link farm hosted on Shopify. One of the primary links, however, redirects to a known malicious infrastructure at 'ttraff.com'. The document body, though heavily obfuscated, contains text related to 'best mp3 player 2017' and the malicious URL, suggesting a lure to a potentially malicious site. The ML classifier 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.com/pify?keyword=best+mp3+player+2017 In PDF document text
- http://files.katiewoodsdesign.com/uploads/1/3/1/8/131857112/16b33a.pdfIn PDF document text
- http://files.jewellhjohnson.com/uploads/1/3/2/8/132816158/252b1d3f634b0.pdfIn PDF document text
- http://files.ballisticarmordefense.com/uploads/1/3/2/7/132712558/ac086b132e73.pdfIn PDF document text
- http://files.insectcollective.com/uploads/1/3/1/3/131379060/pesemutalo-mipiloninevafa-kowaja.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/1/0433/0687/7080/files/loxutiwijadewafulon.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/pepefawabibuf.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/vatajimawi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/mowelikuzamutaj.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/55079075607.pdfIn PDF document text
- https://tovewar.files.wordpress.com/2020/07/99254446365.pdfIn PDF document text
- https://ditutelewiro.files.wordpress.com/2020/07/saxip.pdfIn PDF document text
- https://gazalimapifo.files.wordpress.com/2020/07/kebiluguvabize.pdfIn PDF document text
- https://wazuxopegan.files.wordpress.com/2020/07/6313682473.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/4375/7992/files/punuvejevofitipepimadawe.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/48054684450.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/6375/4408/files/91489501006.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/5331/8306/files/lubifoferosumas.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/5655/4394/files/lurijexikixe.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/19441108854.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/jokesinoximirupabujikupoj.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/3728/5797/files/sezonizumijirezexelote.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/7392/9378/files/14189225094.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_off0000594c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x594C | 5208 bytes |
SHA-256: ac382a79c69d84545fba880b0e7ce70746b5e81a5dfa32d3ecbecf16f7297fef |
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font_01_sfnt_off00006b0c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6B0C | 10204 bytes |
SHA-256: dfb3fd3ed50e575e211e5d383409b522f811fdbc9c621992f15b94ef8bd58684 |
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