MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains multiple embedded links, with a critical heuristic firing indicating a link to known malicious redirector infrastructure. The document body, though heavily obfuscated, contains the URL that triggered this heuristic. The presence of numerous links, many pointing to Shopify domains, suggests a link farm or SEO poisoning tactic to distribute malicious content. The ML classifier also strongly indicated maliciousness.
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=i+found+amber+run+piano+pdf
- http://files.chalicewurx.com/uploads/1/3/1/3/131378942/pojavowufutut-redajokafugefa-mezukukuwax.pdf
- http://files.jorieberman.com/uploads/1/3/2/7/132741181/dusexagizewelatakeki.pdf
- http://files.youthtechnation.org/uploads/1/3/0/7/130775922/6562307.pdf
- http://files.lovingthemother.com/uploads/1/3/1/3/131398140/tefatenifo-pilaxa.pdf
- https://cdn.shopify.com/s/files/1/0429/4138/2812/files/mozotuxugowutepumu.pdf
- https://cdn.shopify.com/s/files/1/0435/4634/5640/files/39857431450.pdf
- https://cdn.shopify.com/s/files/1/0430/5921/6533/files/daxamepepinopiru.pdf
- https://cdn.shopify.com/s/files/1/0434/4227/4471/files/winston_churchill_livros.pdf
- https://cdn.shopify.com/s/files/1/0432/9776/7592/files/muxoxidupapenedorejitopo.pdf
- https://cdn.shopify.com/s/files/1/0432/1129/2829/files/angioedema_tratamiento.pdf
- https://cdn.shopify.com/s/files/1/0437/1903/2984/files/15063540307.pdf
- https://cdn.shopify.com/s/files/1/0434/6681/7689/files/27845210803.pdf
- https://cdn.shopify.com/s/files/1/0428/7420/8415/files/kedepuv.pdf
- https://cdn.shopify.com/s/files/1/0432/0195/3952/files/how_to_cite_online_article_apa.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_off00004463.bindef1a6405acfdf18b60cb4879a05cc4ac969a2059528d75a8a8c326da31b74c8 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4463 | 5052 bytes |
font_01_sfnt_off00005572.binba3882f4197e1d2e04ef188e291dea6b31f9f00b7c0b088a185b86c8d810e4d7 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5572 | 9004 bytes |
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