MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a significant number of embedded links, with a critical heuristic firing indicating a malicious redirector. The primary URL, 'https://ttraff.cc/pify?keyword=oxford+discover+6+pdf', is identified as a malicious redirector. The document body, though heavily obfuscated, also contains this URL and numerous other Shopify links, suggesting a link farm designed to lead users to malicious content. The ML classifier strongly flagged this PDF as malicious.
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.cc/pify?keyword=oxford+discover+6+pdf In PDF document text
- http://files.beachcitywindows.com/uploads/1/3/0/7/130739684/1d88a89ba52d07.pdfIn PDF document text
- http://files.maplestconstruct.com/uploads/1/3/2/6/132682646/750898.pdfIn PDF document text
- http://files.greatpurpose.org/uploads/1/3/0/7/130739287/doxagigix.pdfIn PDF document text
- http://files.hawaiiwaterpolo.com/uploads/1/3/1/0/131070938/4467b.pdfIn PDF document text
- http://junak.byzantineegypt.org/uploads/1/3/1/4/131453060/9029204.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/1/0438/6743/9259/files/100_books_everyone_should_read_before_they_die.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/6264/7189/files/bowifavanufevikavesi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/9772/5864/files/sabovuzavotulijumitawe.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/6745/5128/files/gixeterulu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/5993/6421/files/fevado.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/3057/6278/files/22154229069.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/8547/1656/files/141342013.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/8711/6965/files/vocabulary_word_list.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/2598/7741/files/cvc_words_free.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/3867/1010/files/25115588407.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/9899/5878/files/8159272564.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/2729/2582/files/47369396045.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/2868/3672/files/26523716859.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/2135/3635/files/zusaronegufu.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_off00006404.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6404 | 5216 bytes |
SHA-256: ddb1fc12bf86feb3053470030651502c2438b3cac5372f60770a4d2891befc3f |
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font_01_sfnt_off000075e2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x75E2 | 10088 bytes |
SHA-256: 8cdcdce31dd95125127a9f0ef3b644f7590a8baec749dbe3ca391f4bc26aa712 |
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