MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file contains a large number of embedded links, many of which point to potentially malicious redirector infrastructure. The document body, though heavily obfuscated, contains a URL that is also flagged as a malicious redirector. This suggests the primary goal is to redirect users to malicious sites, likely for phishing or malware distribution.
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/wb?keyword=arquitectura%20high%20tech%20caracteristicas%20pdf
- http://mifim.frontierdi.com/uploads/1/3/1/4/131437515/9134515.pdf
- http://files.czech-club.co.uk/uploads/1/3/1/8/131871984/xarulapexefas.pdf
- http://files.midsouthdistributingusa.com/uploads/1/3/0/8/130813301/rogetuzonigeso_xokikozurujero_fawifekexib_zugoje.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0431/1557/7504/files/anllela_sagra_workout_plan.pdf
- https://cdn.shopify.com/s/files/1/0433/3617/1679/files/basic_guitar_chords_book.pdf
- https://cdn.shopify.com/s/files/1/0432/5723/3576/files/supermarket_vocabulary.pdf
- https://cdn.shopify.com/s/files/1/0436/3098/5376/files/logabugoladabalovogi.pdf
- https://cdn.shopify.com/s/files/1/0431/2160/6820/files/partnership_agreement_document.pdf
- https://cdn.shopify.com/s/files/1/0432/3944/0543/files/gidejojulere.pdf
- https://cdn.shopify.com/s/files/1/0437/2309/6216/files/nagadazuzizajugu.pdf
- https://cdn.shopify.com/s/files/1/0430/0210/1923/files/sabaxojamapaviriguvipi.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/48975286879.pdf
- https://cdn.shopify.com/s/files/1/0434/7478/0312/files/54444790353.pdf
- https://cdn.shopify.com/s/files/1/0433/6871/0300/files/vikings_athelstan_s_journal.pdf
- https://cdn.shopify.com/s/files/1/0437/4170/8453/files/arrian_anabasis_of_alexander.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/
- http://scripts.sil.org/OFL
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00006f6a.bind41cd406f8a590518bc8e403c36716641b1d36b8924e6718a6e7f423307a1acd |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6F6A | 5500 bytes |
font_01_sfnt_off00008214.bin0a20a4d822af3d306c03b3880a6faeb21a8076bf0648d2440792149a5aa9526a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8214 | 10708 bytes |
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