MALICIOUS
184
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file contains a large number of embedded links, many of which point to a link farm designed to improve search engine rankings. One prominent link redirects to a known malicious infrastructure. The document body, though heavily obfuscated, contains metadata suggesting it was generated by wkhtmltopdf and includes a URL that appears to be part of a phishing lure.
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=lettin%20it%20all%20hang%20out%20an%20autobiography%20pdf In PDF document text
- http://files.altitude3330.com/uploads/1/3/1/4/131406153/degixa-bipavurabogi-wolejaro-lobaligiva.pdfIn PDF document text
- http://files.phsgolf.net/uploads/1/3/1/4/131408344/xaxuz-deriwu-babelivojati-wovezobulu.pdfIn PDF document text
- http://files.aleksandragwardiak.com/uploads/1/3/1/0/131070861/balinaz.pdfIn PDF document text
- http://files.ranranlu.com/uploads/1/3/2/6/132695332/gavizifigobewu_legovewa_femavejalug.pdfIn PDF document text
- http://files.catalyst-now.com/uploads/1/3/1/0/131070527/sizodu.pdfIn PDF document text
- http://files.ict-conferance.org/uploads/1/3/1/3/131379049/2300739.pdfIn PDF document text
- http://files.dylanness.com/uploads/1/3/0/9/130969819/860cb.pdfIn PDF document text
- http://files.discerngod.com/uploads/1/3/1/8/131856331/wejawitilitak.pdfIn PDF document text
- http://files.risk-and-resilience.co.uk/uploads/1/3/1/6/131606864/862fe.pdfIn PDF document text
- http://files.kimkirch.com/uploads/1/3/0/7/130775827/welobozutudirol-fulunim.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://zamukesokumo.files.wordpress.com/2020/06/60399237318.pdfIn PDF document text
- https://ganotibav.files.wordpress.com/2020/07/dodurotezabaxanaxumuz.pdfIn PDF document text
- https://mewulatej.files.wordpress.com/2020/06/besipifad.pdfIn PDF document text
- https://pekuseni.files.wordpress.com/2020/06/mijukuxiselupawivaketawiw.pdfIn PDF document text
- https://fiwojinugir.files.wordpress.com/2020/06/92341360260.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/japoxotoruzub.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/23929268289.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/tefukina.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/mejamuzeditika.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/jepomosojavadoji.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_off00006222.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6222 | 5188 bytes |
SHA-256: db07f49021d1a4bd3a4a25a643399aa4fc02f7df45fa73ed6c8442fac4db3b20 |
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font_01_sfnt_off000073ba.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x73BA | 10472 bytes |
SHA-256: 10cf6d74e0a5094c7638b59ff9b0bc3116165a95d7165a4fb76ee9f405719285 |
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