MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a significant number of embedded links, many of which point to external PDF files hosted on various domains, including Shopify. One URL, 'https://ttraff.cc/pify?keyword=interviewers+questions+and+answers', is flagged as a malicious redirector. This suggests the document is part of a link farm or SEO manipulation scheme, potentially leading users to malicious content or phishing sites. 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/pify?keyword=interviewers+questions+and+answers
- http://files.lillyotasevic.ca/uploads/1/3/2/7/132740892/2534286.pdf
- http://duxane.tourputtingcoach.com/uploads/1/3/1/1/131163635/fc7ce841d3317.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0437/8260/2914/files/xizifujibavevijuzaxolone.pdf
- https://cdn.shopify.com/s/files/1/0432/3573/7755/files/sobisamexugawi.pdf
- https://cdn.shopify.com/s/files/1/0439/5502/8126/files/salivary_alpha_amylase.pdf
- https://cdn.shopify.com/s/files/1/0432/7315/8806/files/pogarevevawawewibatenoze.pdf
- https://cdn.shopify.com/s/files/1/0433/3237/0584/files/zakamizegar.pdf
- https://cdn.shopify.com/s/files/1/0429/1470/9670/files/60536405560.pdf
- https://cdn.shopify.com/s/files/1/0436/4464/9630/files/negivabugeb.pdf
- https://cdn.shopify.com/s/files/1/0440/7522/1144/files/need_for_speed_most_wanted_bmw.pdf
- https://cdn.shopify.com/s/files/1/0437/1048/0533/files/36122155822.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_off00005d0b.bin4bd3ed38ced3d1feec29b3a2073240808c5bbdb1e9460d390c4d8d7c709a06f7 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5D0B | 5000 bytes |
font_01_sfnt_off00006e22.binfa400a49d4f61be07b1d68c46a742d56a0908d937624f8e0f4f6447197e278b2 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6E22 | 9836 bytes |
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