MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains embedded links, with one specifically pointing to a known malicious redirector at 'https://ttraff.ru/pify?keyword=amazing+grace+canadian+brass+trumpet+pdf'. The heuristic 'PDF_MALICIOUS_REDIRECTOR_LINK' confirms this. Additionally, the PDF exhibits characteristics of an SEO link farm, with numerous links to external PDFs, including 'https://cdn.shopify.com/s/files/1/0434/1016/1829/files/34640595824.pdf'. The ML classifier strongly indicates 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.ru/pify?keyword=amazing+grace+canadian+brass+trumpet+pdf
- http://files.crunchychristianmama.com/uploads/1/3/1/1/131164358/xowusixizoka_lasugojixukedad_difasezojit_jipavubo.pdf
- http://roxezo.completecritter.com/uploads/1/3/1/3/131379730/pevatoxer.pdf
- http://vebeku.fountainoflifeministrieshavelock.org/uploads/1/3/1/8/131871699/juxakiterakewo_mizebilob.pdf
- http://nakewaf.rahbuilding.co.uk/uploads/1/3/0/7/130740178/wavadigo.pdf
- https://cdn.shopify.com/s/files/1/0434/1016/1829/files/34640595824.pdf
- https://cdn.shopify.com/s/files/1/0440/0925/9158/files/agritourism_in_the_philippines.pdf
- https://cdn.shopify.com/s/files/1/0428/6382/0959/files/wedebowuna.pdf
- https://cdn.shopify.com/s/files/1/0438/7281/3211/files/carbohydrate_metabolic_disorders.pdf
- https://cdn.shopify.com/s/files/1/0437/0874/3834/files/discord_how_to_quote.pdf
- https://cdn.shopify.com/s/files/1/0430/1104/7575/files/nutaxumejewozuvisiledero.pdf
- https://cdn.shopify.com/s/files/1/0435/6990/5825/files/input_validation_python.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/xozujegemuzudileruzodedus.pdf
- https://cdn.shopify.com/s/files/1/0428/1624/1831/files/xvive_u2_manual.pdf
- https://cdn.shopify.com/s/files/1/0436/9262/1978/files/wka_rule_book.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_off000070f4.bin0ed62d48c0045b7f4a73146432533c973f7287a24e10017c9d8abaf6df1f97b5 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x70F4 | 5620 bytes |
font_01_sfnt_off000083ec.bin18266e4b20b046f0d2a2f635eba5e48457f1d451fadc32597a91cff37a077ab3 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x83EC | 14276 bytes |
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