MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a large number of embedded links, many of which point to a link farm hosted on Shopify. One of these links, https://ttraff.cc/wix?keyword=portable+high+frequency+lz-006a+manu, is identified as a malicious redirector. This suggests an attempt to direct users to malicious infrastructure, likely for further exploitation or phishing. The ML classifier also strongly indicated 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.cc/wix?keyword=portable+high+frequency+lz-006a+manu
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0433/6300/8661/files/order_of_adjectives_worksheet_grade_6.pdf
- https://cdn.shopify.com/s/files/1/0432/7643/5621/files/tumesugefodakawuzamiwupo.pdf
- https://cdn.shopify.com/s/files/1/0465/1204/6230/files/old_man_river_piano_sheet_music.pdf
- https://cdn.shopify.com/s/files/1/0435/4516/5976/files/geometric_proofs_practice_worksheet.pdf
- https://cdn.shopify.com/s/files/1/0433/9780/8285/files/woputapejasazewimal.pdf
- https://cdn.shopify.com/s/files/1/0431/7547/7405/files/kusidixewepuzor.pdf
- https://cdn.shopify.com/s/files/1/0429/1988/7001/files/60149537157.pdf
- https://static.usrfiles.com/ugd/b8c837_4b2644d78f39464fa3d97d8f0891de10.pdf
- https://static.usrfiles.com/ugd/0fdb6d_7d253c3564fe4415bca63d827f0f731d.pdf
- https://static.usrfiles.com/ugd/b8c837_0a6e6c3af0e04fbc8a3a456fb6f199ea.pdf
- https://static.usrfiles.com/ugd/b8c837_1dca233853b44c6e80c6aa52ceec16bc.pdf
- https://static.usrfiles.com/ugd/b8c837_cf05ce16c7674097a1f1da5467c5178b.pdf
- https://static.usrfiles.com/ugd/b8c837_8c369762975a41ddad84b8131cc23851.pdf
- https://static.usrfiles.com/ugd/b8c837_30e5cc5025a64bebbebfacf31c504f08.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/
- http://scripts.sil.org/OFL
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00005531.bindcad6d51a0dfdf3a12a18353a8dd4f04cda9d1a5ad63bcb720aaaf56b13cd196 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5531 | 5864 bytes |
font_01_sfnt_off00006915.bina2a87abca482c8a76a55c300b802945d5683515a0736110b565369693edcc7fa |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6915 | 10592 bytes |
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