MALICIOUS
184
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
This PDF file contains a large number of embedded links, a technique often used for SEO poisoning or to redirect users to malicious websites. The heuristic PDF_MALICIOUS_REDIRECTOR_LINK specifically flags a link to 'ttraff.ru', indicating a known malicious redirector. The ML classifier also strongly indicated maliciousness. No scripts were extracted, but the sheer volume of outbound links suggests a delivery mechanism focused on external redirection.
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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Small PDF is a non-clustered link farm on disposable hosting medium PDF_SEO_DISPOSABLE_LINK_FARMSmall PDF contains many clickable external PDF links spread thin across many distinct hosts (no single dominant host), corroborated by a utm_term SEO-redirector link and/or links parked on free/disposable content hosts. This is the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains, rather than a normal document citation pattern. The PDF itself carries no exploit — the risk is the linked destinations.
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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=form%2015h%20pdf In PDF document text
- http://files.waxthreadandscissors.com/uploads/1/3/1/4/131438835/558021.pdfIn PDF document text
- http://files.floridapackages.ca/uploads/1/3/0/8/130874458/fef5e9fe8c5b.pdfIn PDF document text
- http://files.fullcourtmom.com/uploads/1/3/0/7/130775970/6b7e86733.pdfIn PDF document text
- http://files.panoramiccave.com/uploads/1/3/1/3/131379325/1380becf78.pdfIn PDF document text
- http://files.bampilates.com/uploads/1/3/1/4/131438741/1940dcd9a51.pdfIn PDF document text
- http://files.carltoncountychildcareassociation.com/uploads/1/3/1/4/131409709/548027.pdfIn PDF document text
- http://files.wilmingtonprintandmail.com/uploads/1/3/1/6/131637057/cd8bc305482.pdfIn PDF document text
- http://files.hopeutc.org/uploads/1/3/1/8/131856308/d886acc1.pdfIn PDF document text
- http://files.landsofleviathan.com/uploads/1/3/1/8/131856041/05019cdc262257a.pdfIn PDF document text
- http://files.mosineevolleyball.com/uploads/1/3/0/8/130873895/1865875.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://toxuluva830071386.files.wordpress.com/2020/06/70718667539.pdfIn PDF document text
- https://zokakegabit.files.wordpress.com/2020/07/dotukifunurepubikatapem.pdfIn PDF document text
- https://meduzufunik.files.wordpress.com/2020/07/jifabesekuburuxexij.pdfIn PDF document text
- https://lotopakaxil.files.wordpress.com/2020/06/4623335300.pdfIn PDF document text
- https://gatudexopet.files.wordpress.com/2020/06/tajoberiberika.pdfIn PDF document text
- https://mufabebovek.files.wordpress.com/2020/06/pexejopakoguwa.pdfIn PDF document text
- https://wenajaxapat.files.wordpress.com/2020/07/96594851814.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/57790570823.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/49726552648.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/surorut.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/rinavupomun.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_off00006c32.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6C32 | 4428 bytes |
SHA-256: d35e9f1c9d5337654d0c5036c44d4a86aecc92d9bc6ef270bb3658eafd7fb9ca |
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font_01_sfnt_off00007b32.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7B32 | 10196 bytes |
SHA-256: da6866c41f55c048d2694d140c29ab4bcafb3420d67f29610cdfd3f909945714 |
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