MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of embedded links, many pointing to Shopify domains, but one critical link directs to a known malicious redirector. This suggests a link farm or SEO poisoning tactic designed to lure users to 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=learn+portuguese+pdf+free+download
- http://gepali.midcom-group.com/uploads/1/3/0/8/130814328/ede4f4.pdf
- http://files.nourishingrootswa.com/uploads/1/3/0/7/130775825/buvafodupinur.pdf
- http://patozite.laurabain.com.au/uploads/1/3/2/3/132303189/27919cb9269.pdf
- http://files.tillerridge.com/uploads/1/3/0/7/130776200/nalipazusosobomur.pdf
- https://cdn.shopify.com/s/files/1/0440/1725/4558/files/pusenimenu.pdf
- https://cdn.shopify.com/s/files/1/0428/3216/7068/files/wetijodolav.pdf
- https://cdn.shopify.com/s/files/1/0431/8789/6488/files/jaxaxonixetenevepoxiregu.pdf
- https://cdn.shopify.com/s/files/1/0428/6310/0070/files/25282752725.pdf
- https://cdn.shopify.com/s/files/1/0431/7013/6218/files/zuwotawekilebirog.pdf
- https://cdn.shopify.com/s/files/1/0433/1310/2998/files/nafevavijapulaxopopu.pdf
- https://cdn.shopify.com/s/files/1/0433/0265/0014/files/loretta_swit_death.pdf
- https://cdn.shopify.com/s/files/1/0433/5907/6502/files/mount_and_blade_viking_conquest_companions.pdf
- https://cdn.shopify.com/s/files/1/0431/9212/3560/files/11144572984.pdf
- https://cdn.shopify.com/s/files/1/0434/1760/0152/files/11019740086.pdf
- https://cdn.shopify.com/s/files/1/0427/9477/8791/files/bujimigovari.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_off00006d63.bin5247b15a63d20273ebaea66475d95337c037b045122ae4d0c4a47ab8650c4073 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6D63 | 5240 bytes |
font_01_sfnt_off00007f60.binda8ef21714000ae1d3b4a47d95126392e117216786c1551544f64604517885ca |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7F60 | 10408 bytes |
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