MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains embedded URLs, with one identified as a malicious redirector. The document body, though heavily obfuscated, contains text and URLs suggesting a lure to download a PDF. The presence of numerous links to external PDFs, many hosted on Shopify, indicates a link farm strategy. The ML classifier strongly flagged this PDF as malicious.
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=cultural+anthropology+asking+questions+about+humanity+free+pdf
- http://files.ddsbeautysupply.com/uploads/1/3/1/0/131070393/gujezugupitava.pdf
- http://files.charleighwrenco.shop/uploads/1/3/1/6/131606859/vopunox.pdf
- http://files.yellowlanternproductions.com/uploads/1/3/1/4/131438419/2654884.pdf
- http://zarabi.azacarryout.com/uploads/1/3/1/8/131871674/207a5d8e46b5d9c.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0430/4614/2114/files/love_ina_manga.pdf
- https://cdn.shopify.com/s/files/1/0431/4375/7985/files/88710188096.pdf
- https://cdn.shopify.com/s/files/1/0430/3123/2674/files/42152435777.pdf
- https://cdn.shopify.com/s/files/1/0438/2641/3725/files/karel_j_robot.pdf
- https://cdn.shopify.com/s/files/1/0434/6331/1513/files/balanitis_tratamiento_antibiotico.pdf
- https://cdn.shopify.com/s/files/1/0429/7100/5082/files/66338457686.pdf
- https://cdn.shopify.com/s/files/1/0433/9512/1319/files/python_map_function.pdf
- https://cdn.shopify.com/s/files/1/0432/9324/5590/files/62078_iphone_sync.pdf
- https://cdn.shopify.com/s/files/1/0434/5852/7397/files/engineering_economic_analysis_11th_edition_solutions.pdf
- https://cdn.shopify.com/s/files/1/0430/7025/9357/files/49724690750.pdf
- https://cdn.shopify.com/s/files/1/0434/2831/5293/files/57188145307.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_off00004c89.bin066e0f4d82b62813b50a632ce08ff8be103dc08b6648fcf29cbc5fff0bc26364 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4C89 | 5792 bytes |
font_01_sfnt_off00006011.bind98b67c954069e3aff0bfb00784cc4c73403112d6141ea27439d7e1ad2250119 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6011 | 13364 bytes |
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