MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a high density of external links, many pointing to what appears to be a link farm designed for SEO manipulation. One prominent link, 'https://ttraff.cc/pify?keyword=nike+sb+tre', is identified as a malicious redirector. The document body, though heavily obfuscated, contains this URL and other Shopify links, suggesting a lure to external malicious content. The ML classifier strongly supports the malicious nature of this PDF.
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=nike+sb+tre
- http://files.bowsforshow.com/uploads/1/3/1/4/131455475/zazewo.pdf
- http://files.undercoverquilts.com/uploads/1/3/2/6/132695321/xepofid.pdf
- http://files.rothbartnorthshore.com/uploads/1/3/1/3/131398374/nedetegeribopog.pdf
- https://cdn.shopify.com/s/files/1/0429/9715/3943/files/39937482921.pdf
- https://cdn.shopify.com/s/files/1/0437/3646/5559/files/97379607661.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/81667611697.pdf
- https://cdn.shopify.com/s/files/1/0433/7883/5606/files/bartolinite_aguda_tratamento.pdf
- https://cdn.shopify.com/s/files/1/0440/9019/6133/files/79603119808.pdf
- https://cdn.shopify.com/s/files/1/0431/6132/1634/files/85447096120.pdf
- https://cdn.shopify.com/s/files/1/0435/6295/9006/files/19162884917.pdf
- https://cdn.shopify.com/s/files/1/0431/6309/1110/files/s3_bucket_cloudformation.pdf
- https://cdn.shopify.com/s/files/1/0431/8475/0743/files/badminton_regras.pdf
- https://cdn.shopify.com/s/files/1/0440/5503/6054/files/esc_angina_guidelines.pdf
- https://cdn.shopify.com/s/files/1/0434/6462/2242/files/lanizude.pdf
- https://cdn.shopify.com/s/files/1/0434/1334/0316/files/88181666597.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_off00004715.bin8cafa90c6c4d5a3b54a8ecb050bc3db5f3c78650841690c7e9bf406d823292ed |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4715 | 4612 bytes |
font_01_sfnt_off000056cf.bind29a5d65ddc5ac749e3156ea47e9300cce52b41ba5bc55ed14ca8c0b67fb643b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x56CF | 10320 bytes |
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