MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
T1204.002 Malicious Link
The PDF contains a critical heuristic firing for a malicious redirector link pointing to 'ttraff.ru'. Additionally, it exhibits a PDF link farm behavior, with numerous links to Shopify-hosted PDFs, suggesting an attempt to obscure the final malicious destination. The ML classifier also strongly flagged this PDF as malicious. The primary attack pattern involves luring users through a deceptive link.
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=biographies+of+famous+personalities+pdf
- http://files.allstaraussies.org/uploads/1/3/2/6/132695629/rexizusewode.pdf
- http://files.johnnybeerling.co.uk/uploads/1/3/0/8/130874544/nawuxuweti.pdf
- http://files.greenfieldse.org/uploads/1/3/0/7/130738924/ditulonomig.pdf
- https://cdn.shopify.com/s/files/1/0433/1431/5422/files/51967315033.pdf
- https://cdn.shopify.com/s/files/1/0431/6086/2882/files/79577219223.pdf
- https://cdn.shopify.com/s/files/1/0432/6785/0390/files/xufuvademukemu.pdf
- https://cdn.shopify.com/s/files/1/0432/2630/0577/files/50275292177.pdf
- https://cdn.shopify.com/s/files/1/0434/1206/2364/files/jigekosuditutogepafew.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/85755015361.pdf
- https://cdn.shopify.com/s/files/1/0431/4926/3004/files/mubododonobimekugivo.pdf
- https://cdn.shopify.com/s/files/1/0427/5165/6102/files/muxip.pdf
- https://cdn.shopify.com/s/files/1/0431/5290/0250/files/tupidepitipojike.pdf
- https://cdn.shopify.com/s/files/1/0427/6381/3020/files/93604758284.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_off00008b1a.bin8566d8a4b4eb5b3693a1a937b8aee90769b84d6b5d7c2735a74fd2a7814e4f35 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8B1A | 5384 bytes |
font_01_sfnt_off00009d42.binaa8cc72de25191eccf872a7a9c839e066ee64d023bc88de198d5d005ef6bcf52 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9D42 | 13052 bytes |
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