MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a high number of embedded links, many pointing to Shopify domains, but one critical link directs to a known malicious redirector. The document body, though partially corrupted, includes the same malicious URL and a seemingly benign topic related to 'sims 4', suggesting a lure. The ML classifier strongly flagged this PDF as malicious, indicating a high likelihood of malicious intent, likely related to SEO spam or phishing.
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.ru/pify?keyword=how+to+bypass+origin+sims+4
- http://files.peckpagoriawedding.com/uploads/1/3/0/7/130776268/kijevafa.pdf
- http://files.merriemoore.com/uploads/1/3/0/8/130813526/434706.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0431/2619/4330/files/maths_skills_for_a_level_biology_aqa.pdf
- https://cdn.shopify.com/s/files/1/0437/3279/5541/files/legevubabukikisipuzelime.pdf
- https://cdn.shopify.com/s/files/1/0436/1191/4403/files/conflict_at_work_interview_question_answer.pdf
- https://cdn.shopify.com/s/files/1/0433/5543/9263/files/sudivakotepupaxuv.pdf
- https://cdn.shopify.com/s/files/1/0428/4986/1791/files/apk_nox_emulator_for_pc.pdf
- https://cdn.shopify.com/s/files/1/0464/6495/8616/files/55092559627.pdf
- https://cdn.shopify.com/s/files/1/0428/7427/3948/files/fivuzawolexiramon.pdf
- https://cdn.shopify.com/s/files/1/0429/5573/5193/files/35959666591.pdf
- https://cdn.shopify.com/s/files/1/0432/7528/8732/files/bihar_stet_2020_computer_science_question_paper.pdf
- https://cdn.shopify.com/s/files/1/0459/6206/8127/files/stadler_form_charly_little_fan.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000049a3.binbbdb0dff82cde58b29f0a1ef60f5a428d805b326c996bb139f2e99ac158aa547 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x49A3 | 5492 bytes |
font_01_sfnt_off00005c43.bin1bbb995726c00b9812a117f774d6eebf4996b444b9057f31993f9a83f058a1cd |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5C43 | 2904 bytes |
font_02_sfnt_off00006838.bin01a170dc5fb2295080bd50301a3228136447d990b18a41f47a6efe0184808713 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6838 | 9468 bytes |
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