MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF document contains a large number of embedded links, many pointing to Shopify domains, but one critical link directs to a known malicious redirector. The document body, though heavily obfuscated, contains the text 'Burrraahh full song' and the malicious URL, suggesting a lure to a potentially harmful download or phishing page. The ML classifier strongly indicated maliciousness, and the presence of a malicious redirector confirms the intent to lead the user to a dangerous destination.
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.cc/pify?keyword=burrraahh+full+song
- http://files.wonderpin.com/uploads/1/3/1/0/131069893/abd9dc.pdf
- https://cdn.shopify.com/s/files/1/0431/6109/2255/files/12405291339.pdf
- https://cdn.shopify.com/s/files/1/0463/0750/8381/files/35725437227.pdf
- https://cdn.shopify.com/s/files/1/0428/9213/2511/files/dashboard_page_design_templates_free.pdf
- https://cdn.shopify.com/s/files/1/0433/8994/3975/files/wevojipuwevowa.pdf
- https://cdn.shopify.com/s/files/1/0431/5525/9560/files/58846452199.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/mulobovapu.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/55742160690.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/19463184481.pdf
- https://cdn.shopify.com/s/files/1/0433/8040/8474/files/body_language_book_in_punjabi.pdf
- https://cdn.shopify.com/s/files/1/0435/8068/6495/files/spreadsheet_in_excel.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_off000046dd.bin7ca955a9ea99a334a9815cc9d36475c7e2ef92c92287b851ca55f08fb0a3cfa1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x46DD | 5076 bytes |
font_01_sfnt_off0000581f.bine851769ace7964256509575ca7423806b19a1d09e0387ca40f044741838d2835 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x581F | 15408 bytes |
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