MALICIOUS
150
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Phishing: Spearphishing Attachment
T1204.002 Malicious File: Malicious Link
The PDF file was flagged by multiple critical heuristics for containing malicious redirector links and a large link farm. The embedded URL points to a redirector, and the document body contains numerous links to external PDFs hosted on various domains, suggesting a SEO poisoning or link farm attack. The ML classifier also strongly indicated maliciousness.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 3
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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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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=diatonic+arpeggios+pdf
- http://files.escapemachine.com/uploads/1/3/1/8/131871633/rowegowexu-wemepaza-zanimuzowop-jefut.pdf
- http://files.llecllec.com/uploads/1/3/2/6/132682076/01c0795fee2a.pdf
- http://files.sharingourjourney.com/uploads/1/3/2/6/132681836/4859272.pdf
- http://files.domchacon.com/uploads/1/3/1/3/131383982/16034fde99a.pdf
- http://nunuwew.samahanfilamheritage.org/uploads/1/3/1/4/131407089/newexibot-tazoroza.pdf
- https://cdn.shopify.com/s/files/1/0432/3406/6594/files/73566319521.pdf
- https://cdn.shopify.com/s/files/1/0430/6819/4978/files/lolixeselibi.pdf
- https://cdn.shopify.com/s/files/1/0434/4355/2416/files/amphioxus_characteristics.pdf
- https://cdn.shopify.com/s/files/1/0430/6301/7629/files/1702133001.pdf
- https://cdn.shopify.com/s/files/1/0430/1747/0101/files/xutobibakadaverimaje.pdf
- https://cdn.shopify.com/s/files/1/0428/7909/0855/files/3577275934.pdf
- https://cdn.shopify.com/s/files/1/0438/3368/8226/files/occupational_safety_and_health_standards_as_amended_dole_2020.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/30553092986.pdf
- https://cdn.shopify.com/s/files/1/0432/5769/2315/files/13472829673.pdf
- https://cdn.shopify.com/s/files/1/0431/5339/1765/files/78459560822.pdf
- https://cdn.shopify.com/s/files/1/0431/0204/4316/files/mr_heater_manual.pdf
- https://cdn.shopify.com/s/files/1/0428/4976/3494/files/25402760761.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00006b96.bin29dc19a9e07b58549fedfb8cf3b3a3e87cb78cf14dd37a9f934e51ae528ecfba |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6B96 | 5292 bytes |
font_01_sfnt_off00007d97.bin4fd8e84eed6b1f46b71c08ca94f3bd999c71f4bb10ba56db7403e286ee3ac98d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7D97 | 3020 bytes |
font_02_sfnt_off000089d2.bin4193c7960f1d010cbefa5a15cd8d5b7f4d851711ce5c169a5953cfc3e7f8068e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x89D2 | 10476 bytes |
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