MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a large number of embedded links, many of which point to Shopify domains hosting other PDFs, suggesting a link farm for SEO manipulation. One critical heuristic identified a link to a known malicious redirector infrastructure at 'https://ttraff.ru/pify?keyword=electrical+building+drawing+symbols+pdf'. This indicates the document is likely part of a campaign to drive traffic to malicious sites.
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=electrical+building+drawing+symbols+pdf
- http://files.thesexminister.com/uploads/1/3/1/3/131398242/zavimuzuk.pdf
- http://files.professionaltalker.com/uploads/1/3/0/8/130814056/a200a4e.pdf
- http://files.thepaincompanion.com/uploads/1/3/1/6/131607467/pexirejedoxuzat_kivifux.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0432/8977/2190/files/40573792815.pdf
- https://cdn.shopify.com/s/files/1/0433/9482/6405/files/nosilejafeduxoziga.pdf
- https://cdn.shopify.com/s/files/1/0431/4506/8699/files/82264434343.pdf
- https://cdn.shopify.com/s/files/1/0435/1374/1472/files/5070953956.pdf
- https://cdn.shopify.com/s/files/1/0432/5897/0280/files/zideris.pdf
- https://cdn.shopify.com/s/files/1/0429/5317/9289/files/86310620830.pdf
- https://cdn.shopify.com/s/files/1/0433/4521/5656/files/15450384251.pdf
- https://cdn.shopify.com/s/files/1/0435/9290/8963/files/lijegukor.pdf
- https://cdn.shopify.com/s/files/1/0430/3945/7431/files/36168104122.pdf
- https://cdn.shopify.com/s/files/1/0428/3380/5471/files/zumuvefewojujafudin.pdf
- https://cdn.shopify.com/s/files/1/0430/2936/4889/files/first_advantage_background_checks_reviews.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_off0000734e.bin610cd69e223e56a318e66b88970a6aacf88dce57ce801fa0a9fb2059802398ba |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x734E | 5764 bytes |
font_01_sfnt_off000086e7.binccf93080f0ae78de25752fbd263a988478cd703323b40f2d6c56f05f5e0c77a7 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x86E7 | 10176 bytes |
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