MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF file contains numerous embedded links, with a critical heuristic firing for a malicious redirector. The primary malicious URL identified is https://ttraff.ru/pify?keyword=canales+ionicos+tipos+pdf, which is likely used to funnel users to further malicious content. The document body itself is heavily obfuscated but contains references to the malicious URL and benign-looking Shopify URLs, suggesting a lure to disguise the malicious intent. 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=canales+ionicos+tipos+pdf
- http://files.earlyhorizons.com/uploads/1/3/0/7/130739678/6396433.pdf
- http://files.lymeislame.com/uploads/1/3/1/6/131637137/5643900.pdf
- http://files.tulipcity.org/uploads/1/3/0/8/130874433/fuxugeni_ferulepav_lagomeji_luwuvukaru.pdf
- https://cdn.shopify.com/s/files/1/0429/8512/8090/files/96366439887.pdf
- https://cdn.shopify.com/s/files/1/0430/9093/5969/files/form_nys-_45.pdf
- https://cdn.shopify.com/s/files/1/0432/7328/9888/files/97840827454.pdf
- https://cdn.shopify.com/s/files/1/0429/3564/8409/files/55785345816.pdf
- https://cdn.shopify.com/s/files/1/0430/4191/5042/files/elixir_of_agony_vanilla.pdf
- https://cdn.shopify.com/s/files/1/0435/2940/4567/files/kobufilimujaxudorejedev.pdf
- https://cdn.shopify.com/s/files/1/0434/2870/8519/files/55943609435.pdf
- https://cdn.shopify.com/s/files/1/0435/1819/7912/files/69224997184.pdf
- https://cdn.shopify.com/s/files/1/0433/6805/4940/files/65788980576.pdf
- https://cdn.shopify.com/s/files/1/0427/4959/1718/files/juvijonanitabizuwolev.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_off00007fbf.bina5f7c9f055957a5c3de98d0d82d04d293d4405e6ddb73216a0f7d6d32449156f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7FBF | 4960 bytes |
font_01_sfnt_off000090b4.bin5348deb4f92de7fc45f90f56b470dc8e5d7cd228bebb11c2d2bb87ddc3bb277c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x90B4 | 10812 bytes |
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