MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a large number of embedded links, many pointing to Shopify, suggesting an attempt to create a link farm or distribute content through seemingly legitimate channels. One critical heuristic identified a link to known malicious redirector infrastructure at 'https://ttraff.club/wix?keyword=violin%252F+cello+duets+free'. The document body, though heavily obfuscated, contains this URL and references to 'violin/cello duets free', indicating a potential lure. The presence of embedded URLs and the ML classifier's high confidence score support the malicious verdict.
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.club/wix?keyword=violin%252F+cello+duets+free
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0437/1356/0727/files/nopegekixisojukexiv.pdf
- https://cdn.shopify.com/s/files/1/0428/3239/6447/files/66068872470.pdf
- https://cdn.shopify.com/s/files/1/0460/0653/4303/files/antichrist_2009_movie_480p.pdf
- https://cdn.shopify.com/s/files/1/0432/6031/3768/files/68364198968.pdf
- https://cdn.shopify.com/s/files/1/0433/7614/8638/files/jufotudepetema.pdf
- https://static.usrfiles.com/ugd/0e9fc2_06893a3f22a1475a9c41536ad48bafae.pdf
- https://cdn.shopify.com/s/files/1/0431/7036/5589/files/shinedown_simple_man_tab.pdf
- https://cdn.shopify.com/s/files/1/0433/0792/5654/files/62079825973.pdf
- https://cdn.shopify.com/s/files/1/0463/1858/3973/files/fadebebove.pdf
- https://cdn.shopify.com/s/files/1/0429/9980/8149/files/xagifeb.pdf
- https://cdn.shopify.com/s/files/1/0469/3347/5483/files/relatorio_descritivo_de_aluno_com_au.pdf
- https://cdn.shopify.com/s/files/1/0433/4449/4750/files/bose_mini_soundlink_manual.pdf
- https://cdn.shopify.com/s/files/1/0431/7360/9636/files/sindrome_de_burnout_oms.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_off000057e6.bin449216b188203e09919bfacaafd39eeffcc297f6d43dddf20e36b915d82b0d48 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x57E6 | 4804 bytes |
font_01_sfnt_off00006851.bin9178ae77037769fdfbf8e6901d185d2d83ceeff5cb07c2d9cc3c0e551a95eb0d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6851 | 10132 bytes |
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