MALICIOUS
184
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF file contains a large number of embedded links, many of which point to a link farm designed to manipulate search engine results. One of the primary links directs to a known malicious redirector, 'ttraff.club', which is likely used to deliver further malicious content. The document body, though heavily corrupted, contains the same lure text as the malicious URL, suggesting a social engineering attempt to trick users into clicking the malicious link.
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.club/wix?keyword=american+duchess+guide+to+18th+century+dressmaking+pdf In PDF document text
- http://files.chicagoshares.org/uploads/1/3/0/8/130814581/befopofu.pdfIn PDF document text
- http://sazizaxiw.yogasolterra.com/uploads/1/3/1/3/131398452/menit.pdfIn PDF document text
- http://zokazibe.cmacomputers.ca/uploads/1/3/0/7/130776007/sidolakateg.pdfIn PDF document text
- http://janevolax.horizonpta.net/uploads/1/3/0/7/130776553/rotetog-begekax-gitumezo.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://370f3017-152d-4d1e-b3fa-7a9fb4e0efab.filesusr.com/ugd/268ab1_c57296949669497685d5474833f80d7b.pdf?index=trueIn PDF document text
- https://eafa7026-a984-4033-a970-a28c173b6c34.filesusr.com/ugd/f14cf6_d585124a7cff405893efe2c850803eda.pdf?index=trueIn PDF document text
- https://4059d9a1-0019-43aa-9a8e-84b981c75b36.filesusr.com/ugd/0010c8_a7fb16eed33f4757bbd3559c172a52a6.pdf?index=trueIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/2744/5398/files/zigufamasidepoxugu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/8474/9729/files/pufizoxewitox.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/2790/7239/files/bezoxita.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/5106/5243/files/warp_stabilizer_premiere_pro_free.pdfIn PDF document text
- https://b4af06f8-6a10-47fe-a713-5d5fc10a46cb.filesusr.com/ugd/9eb187_b7de43154a754e9985b1abc164d924fb.pdf?index=trueIn PDF document text
- https://51a6a8b1-f465-4af2-bb89-cff9ee05e9cd.filesusr.com/ugd/a31856_01f41f428a2e480fbed58d5ae7903b2e.pdf?index=trueIn PDF document text
- https://e82ba1bc-f273-4797-a8a3-aa45ef7a1059.filesusr.com/ugd/d1fcfc_f47664e0c25e4871b1bdbdb1072ca611.pdf?index=trueIn PDF document text
- https://52527f65-9415-4210-b885-80f04707a498.filesusr.com/ugd/516793_c830d642dc11493293dd78d38a99c5e7.pdf?index=trueIn 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
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000687b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x687B | 5940 bytes |
SHA-256: 64e41145f912aad5f01794d89d1d01675f99c61270d601eab2db3c2649254913 |
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font_01_sfnt_off00007c93.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7C93 | 1800 bytes |
SHA-256: a36eee06fef6ce219692c4ec918276ac99413e4fd1e3666e4031624f9289d620 |
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font_02_sfnt_off00008520.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8520 | 10320 bytes |
SHA-256: c6ccb87d1686645f62cd5d71d7b59ed4dd4336f6061df72c6cb23258238ca924 |
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font_03_sfnt_off0000a8ab.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA8AB | 16312 bytes |
SHA-256: 028dbaa76d48ae99b02248bacea50134e27ed131f5dd39e25ac401de8961e19b |
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