MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a large number of embedded URLs, many of which are part of a link farm designed to point to external resources. One critical heuristic identified a link to known malicious redirector infrastructure at 'https://ttraff.ru/pify?keyword=basic+english+translation+book+pdf'. While many linked Shopify URLs are benign, the presence of the malicious redirector and the sheer volume of links suggest a malicious intent, likely for SEO manipulation or malware distribution.
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=basic+english+translation+book+pdf
- http://files.tristanvick.com/uploads/1/3/0/7/130740173/07a05b36187dc.pdf
- http://files.suttoneducationtrust.com/uploads/1/3/0/8/130874244/zebote.pdf
- http://files.gerrypalmer.ca/uploads/1/3/0/8/130873923/puzexodawi.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0427/9812/1119/files/94244069490.pdf
- https://cdn.shopify.com/s/files/1/0430/6770/3457/files/rikabezazubosanibabodip.pdf
- https://cdn.shopify.com/s/files/1/0434/4388/0093/files/dededoxonegugerug.pdf
- https://cdn.shopify.com/s/files/1/0440/0575/2997/files/gogiruzopujorum.pdf
- https://cdn.shopify.com/s/files/1/0433/4832/8603/files/gewukevakosodinotu.pdf
- https://cdn.shopify.com/s/files/1/0427/7505/2454/files/wadupebolo.pdf
- https://cdn.shopify.com/s/files/1/0431/3061/8020/files/23865955117.pdf
- https://cdn.shopify.com/s/files/1/0433/2358/8773/files/64904166480.pdf
- https://cdn.shopify.com/s/files/1/0432/3845/7501/files/bolulukoxokufuke.pdf
- https://cdn.shopify.com/s/files/1/0446/2054/6211/files/85167464345.pdf
- https://cdn.shopify.com/s/files/1/0431/1141/5959/files/intermediate_accounting_15th_edition_solutions.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_off00006379.binf613c4587f0d581db7b0b69f84e6ce40bfec0d82ca37dc4818751e041e6588e5 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6379 | 5672 bytes |
font_01_sfnt_off000076b7.bin6fb5f3db145b903b5598ef7f7f1cf1e90c4dacb65f4ef1217540ea54d96d9ff3 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x76B7 | 10072 bytes |
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