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 of which point to external PDF files hosted on Shopify. One of the primary links, 'https://ttraff.ru/wb?keyword=construction%20of%20three%20phase%20transformer%20pdf', is identified as a malicious redirector. This suggests the document is designed to lead users to malicious infrastructure through a link farm strategy, 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.ru/wb?keyword=construction%20of%20three%20phase%20transformer%20pdf
- http://files.nutritioncapecod.com/uploads/1/3/0/8/130874085/madezega.pdf
- http://files.circlewelder.com/uploads/1/3/1/8/131871466/gafeginarelem-nimadefaboku.pdf
- http://files.gramophonestl.com/uploads/1/3/1/3/131381602/nabixa.pdf
- https://cdn.shopify.com/s/files/1/0435/8481/5259/files/lewobafugewivev.pdf
- https://cdn.shopify.com/s/files/1/0436/8993/5002/files/raxuledodividudimuneri.pdf
- https://cdn.shopify.com/s/files/1/0432/6529/4504/files/dakufiwowalopo.pdf
- https://cdn.shopify.com/s/files/1/0435/7862/2111/files/elementos_de_un_accidente_de_trabajo.pdf
- https://cdn.shopify.com/s/files/1/0433/7837/6853/files/4276559998.pdf
- https://cdn.shopify.com/s/files/1/0437/4609/9349/files/44237058484.pdf
- https://cdn.shopify.com/s/files/1/0428/7958/2374/files/siwuguxozuxivi.pdf
- https://cdn.shopify.com/s/files/1/0432/1142/3902/files/32847903543.pdf
- https://cdn.shopify.com/s/files/1/0430/4257/0402/files/chemical_formula_examples.pdf
- https://cdn.shopify.com/s/files/1/0430/8572/5850/files/37557874654.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_off00006048.bin0c86f98d53a0655d3ef57dffeaa8ce7261c0f000ee25f4b66be670ba102e25e4 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6048 | 5268 bytes |
font_01_sfnt_off00007205.bina4e3119183a88d8570d5021ec0819af3e38d9a677faee3ad443393e85f626eb7 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7205 | 12800 bytes |
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