MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a large number of embedded links, many pointing to Shopify domains, but one critical link redirects to a known malicious infrastructure at 'ttraff.com'. The document body, though heavily obfuscated, contains text related to 'cuddl duds flannel sheets' and the wkhtmltopdf generator, suggesting a lure for product-related phishing or a link farm for SEO manipulation. 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.com/pify?keyword=cuddl+duds+flannel+sheets+full+size
- http://files.curranscorner.com/uploads/1/3/2/6/132682281/1635026.pdf
- http://files.maindeleternel.org/uploads/1/3/1/6/131636655/wifeson.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0435/3500/7893/files/54420748884.pdf
- https://cdn.shopify.com/s/files/1/0439/2927/2488/files/anand_film_full_hd_movie.pdf
- https://cdn.shopify.com/s/files/1/0430/7602/6522/files/kimujema.pdf
- https://cdn.shopify.com/s/files/1/0433/1234/9334/files/87826252696.pdf
- https://cdn.shopify.com/s/files/1/0430/3041/3475/files/lubekubegulodobapixo.pdf
- https://cdn.shopify.com/s/files/1/0429/5622/6716/files/kolalan.pdf
- https://cdn.shopify.com/s/files/1/0427/7728/0671/files/depelinagusazoboreturizi.pdf
- https://cdn.shopify.com/s/files/1/0427/5883/2294/files/wuwev.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/dotalufakelani.pdf
- https://cdn.shopify.com/s/files/1/0429/9427/0371/files/m._ed_psychology_books_in_tamil.pdf
- https://cdn.shopify.com/s/files/1/0431/0705/7825/files/certified_internal_auditor_books.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_off00007a53.binb6ba0393ebcc51b9d224ff13edb43be2cb5b4dd1db36d8035d5700b2d716dfe8 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7A53 | 4856 bytes |
font_01_sfnt_off00008ad9.binc3582bc65b789efb888aaf29d84c6e860d0a536fc8452c0b06545d23c1a94162 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8AD9 | 10592 bytes |
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