MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file contains a large number of embedded links, many of which point to redirector infrastructure. The primary redirector URL, 'https://ttraff.ru/wb?keyword=strategies%20for%20forex%20success%20pdf', is flagged as malicious. The document body, though partially obfuscated, also contains this URL and other PDF links, suggesting a link farm or phishing lure. The ML classifier also 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.ru/wb?keyword=strategies%20for%20forex%20success%20pdf In PDF document text
- http://files.charlottedreamscapes.com/uploads/1/3/2/7/132710704/e55e8f97d3.pdfIn PDF document text
- http://files.christianlisker.com/uploads/1/3/1/1/131164314/68a2b3c.pdfIn PDF document text
- http://files.adoreweddingdesign.com/uploads/1/3/0/8/130813614/479691.pdfIn PDF document text
- http://files.ccaa-nsf.org/uploads/1/3/1/4/131437859/dorolami.pdfIn PDF document text
- http://files.iananthonycoleman.com/uploads/1/3/0/7/130776718/9342694.pdfIn PDF document text
- http://files.lkoc.org/uploads/1/3/1/3/131383497/bofepowoj.pdfIn PDF document text
- http://files.dianabradfordart.com/uploads/1/3/0/7/130739463/cc016b89e89.pdfIn PDF document text
- http://files.barrons-conferences.com/uploads/1/3/1/4/131409170/3066792.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://fajokuf.files.wordpress.com/2020/07/87215491694.pdfIn PDF document text
- https://xefuwen.files.wordpress.com/2020/06/sufalijirilezonumekofejo.pdfIn PDF document text
- https://poxatesorev.files.wordpress.com/2020/06/80182581059.pdfIn PDF document text
- https://limalido.files.wordpress.com/2020/06/vulimasobewonake.pdfIn PDF document text
- https://gonaburezi.files.wordpress.com/2020/06/nupuvixaxesowiroxa.pdfIn PDF document text
- https://zezisid.files.wordpress.com/2020/07/15811824365.pdfIn PDF document text
- https://vawixezaju.files.wordpress.com/2020/06/49434684083.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/zovoxumaf.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/nemubowakupupoda.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/kazapuv.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/test_1879eb6a-339e-4d45-a409-571cd94a4742.pdf?v=1594212285In PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/sasexenumufuxa.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/89120948070.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/wefudebavisizaku.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_off00006eb6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6EB6 | 5236 bytes |
SHA-256: 97c23b0bc40c4d0c0e2b238792f0d5a0170d932a309e638792284addef847f8b |
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font_01_sfnt_off0000809a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x809A | 10404 bytes |
SHA-256: 4d6207ade48eaaacc39b6f8b45866e947dcbb25838ef9f8acd08c3e6fff213df |
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