MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded links, with one critical heuristic identifying a link to known malicious redirector infrastructure at https://ttraff.ru/pify?keyword=ebook+reader+application+free. The document body also contains this URL and other links, suggesting a link farm or phishing attempt. The ML classifier strongly supports the malicious verdict.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 4
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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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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/pify?keyword=ebook+reader+application+free
- http://zudekun.clarkstownreformedchurch.org/uploads/1/3/1/1/131164250/a8b084a7dc.pdf
- http://files.create-diy-online.com/uploads/1/3/1/6/131606262/kizojoxo-mifufojegaxuf.pdf
- http://gisafati.epworthumclouisville.com/uploads/1/3/0/9/130969633/3432341.pdf
- http://files.blucalinc.com/uploads/1/3/1/6/131637695/8291800.pdf
- http://femusu.benbernous.com/uploads/1/3/0/7/130739978/79105f.pdf
- https://cdn.shopify.com/s/files/1/0431/5398/1589/files/ielts_writing_task_2_simon.pdf
- https://cdn.shopify.com/s/files/1/0433/8935/4142/files/fomegewaramazasulefa.pdf
- https://cdn.shopify.com/s/files/1/0428/6706/4998/files/vapawixaditivilalewomexew.pdf
- https://cdn.shopify.com/s/files/1/0436/4979/4213/files/core_stone_embers.pdf
- https://cdn.shopify.com/s/files/1/0434/0544/3237/files/fuvedabawazupuwadatavod.pdf
- https://cdn.shopify.com/s/files/1/0433/0595/9574/files/nitanizit.pdf
- https://cdn.shopify.com/s/files/1/0428/6735/9900/files/tafutiginubepitane.pdf
- https://cdn.shopify.com/s/files/1/0431/7318/3643/files/chromium_os_iso.pdf
- https://cdn.shopify.com/s/files/1/0433/8191/5802/files/nelibezuwarewamene.pdf
- https://cdn.shopify.com/s/files/1/0428/3708/2271/files/gesanujewoj.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000077f2.bin1ac49b4a6ef68bbcefc7a814816209747be960babf9f765161f1f204eaa5abb3 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x77F2 | 5132 bytes |
font_01_sfnt_off00008970.bin23603775d49a13ba3ec5cc0d74cffd222f77a0da8e90b3d539a62f028601a374 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8970 | 10388 bytes |
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