MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.001 PowerShell
The PDF was flagged by a critical heuristic for linking to known malicious redirector infrastructure, specifically 'ttraff.com'. Additionally, it contains a large number of embedded external links, identified as a PDF link farm. The document body, though heavily obfuscated, contains the URL 'https://ttraff.com/pify?keyword=carlos+castaneda+las+ensenanzas+de+don+juan', suggesting a lure related to the book title. The presence of numerous Shopify links, some confirmed benign and others unknown, indicates a strategy to obscure the malicious intent among legitimate-looking content.
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.com/pify?keyword=carlos+castaneda+las+ensenanzas+de+don+juan
- http://files.nicolaheatharts.com/uploads/1/3/1/4/131407353/jazekusebezo.pdf
- http://zeliba.gleighlyons.com/uploads/1/3/1/1/131164250/a8386a.pdf
- http://parab.harvardgapyearsociety.com/uploads/1/3/0/8/130874330/2e4b7e4c45.pdf
- https://cdn.shopify.com/s/files/1/0430/7789/4297/files/banking_service_chronicle_december_2020.pdf
- https://cdn.shopify.com/s/files/1/0435/4496/9367/files/19836547593.pdf
- https://cdn.shopify.com/s/files/1/0429/9181/2771/files/62458499664.pdf
- https://cdn.shopify.com/s/files/1/0434/0557/4309/files/9354211960.pdf
- https://cdn.shopify.com/s/files/1/0434/0868/7269/files/birupofomekojugubaja.pdf
- https://cdn.shopify.com/s/files/1/0433/3010/9593/files/gevesapadametofej.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/tadigepulimo.pdf
- https://cdn.shopify.com/s/files/1/0451/1626/0517/files/ladadusub.pdf
- https://cdn.shopify.com/s/files/1/0463/3339/5099/files/remusimavekorago.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_off00007cfc.bin653461ffaf5cd932ddd4d210ec65f2d3f13d7a3913afc020a3896fc612784c18 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7CFC | 4964 bytes |
font_01_sfnt_off00008df1.bin71891dea7581d8dc4ce3cef99ae6950b3697e6651db0728d32bedaf13475d243 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8DF1 | 11384 bytes |
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