MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
T1204.002 Malicious Link
The PDF contains a malicious redirector link disguised as a 'focus group report summary'. This link, https://ttraff.ru/pify?keyword=focus+group+report+summary, points to known malicious infrastructure. The PDF also hosts a large number of external links, many of which are hosted on Shopify, suggesting a link farm for SEO manipulation or to obscure the final malicious destination. The ML classifier 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.ru/pify?keyword=focus+group+report+summary
- http://files.integraphysio.com/uploads/1/3/1/6/131636972/zinade.pdf
- http://files.theknightlymuse.com/uploads/1/3/1/4/131454581/favibesotu_sudovow_rosasomodomarev.pdf
- https://cdn.shopify.com/s/files/1/0429/3695/9139/files/13982821059.pdf
- https://cdn.shopify.com/s/files/1/0440/5254/5701/files/buzaxuzufabexotufazu.pdf
- https://cdn.shopify.com/s/files/1/0435/6987/3054/files/missed_call_full_movie.pdf
- https://cdn.shopify.com/s/files/1/0439/0954/6136/files/37938452303.pdf
- https://cdn.shopify.com/s/files/1/0435/3415/5928/files/power_of_attorney_act_1982.pdf
- https://cdn.shopify.com/s/files/1/0433/5117/9423/files/carboplatin_us_prescribing_information.pdf
- https://cdn.shopify.com/s/files/1/0432/5844/5979/files/12734150084.pdf
- https://cdn.shopify.com/s/files/1/0438/7245/2776/files/13728648894.pdf
- https://cdn.shopify.com/s/files/1/0430/7959/8229/files/dark_souls_2_greatsword.pdf
- https://cdn.shopify.com/s/files/1/0437/1080/8217/files/tiwekelok.pdf
- https://cdn.shopify.com/s/files/1/0430/7596/0985/files/26498962123.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/
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000c03e.bin9ca42399dd5d6e6ccd0afe8c5d4bf3b1ecfb4d7ee359a656e6618995673239f8 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC03E | 5280 bytes |
font_01_sfnt_off0000d225.binb8da9a2b2d249b93ede6223cc0b12c93b75d4604d5f00a1d4d3bd51c5d8b1a52 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD225 | 10520 bytes |
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