MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of embedded links, many pointing to Shopify domains, but one critical link directs to a known malicious redirector. The document body, though heavily obfuscated, contains the text 'Psychology facts about love pdf' and the malicious URL, suggesting a lure to trick users into clicking the link. The ML classifier strongly indicated maliciousness, supporting the conclusion that this PDF is designed to redirect users to harmful content.
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.cc/pify?keyword=psychology+facts+about+love+pdf
- http://files.emmafisk.co.uk/uploads/1/3/0/7/130775831/8315811.pdf
- http://files.bendfarmersmarket.com/uploads/1/3/0/7/130739625/vimunawuliwejo-tusuf-papikegekenug.pdf
- http://files.oursaviorsdevilslake.org/uploads/1/3/1/4/131452799/fe032d5c.pdf
- https://cdn.shopify.com/s/files/1/0433/4642/8072/files/69255243659.pdf
- https://cdn.shopify.com/s/files/1/0429/5272/0543/files/95694835168.pdf
- https://cdn.shopify.com/s/files/1/0433/7749/2118/files/july_2020_calendar_with_holidays.pdf
- https://cdn.shopify.com/s/files/1/0429/1588/9305/files/lezikafukanodirora.pdf
- https://cdn.shopify.com/s/files/1/0431/6823/5682/files/jiguretopiwelevik.pdf
- https://cdn.shopify.com/s/files/1/0435/1649/3976/files/39035711485.pdf
- https://cdn.shopify.com/s/files/1/0434/0681/9493/files/dadewonuzijutukupovexes.pdf
- https://cdn.shopify.com/s/files/1/0428/0975/3767/files/pobiv.pdf
- https://cdn.shopify.com/s/files/1/0430/2071/4137/files/jasadabutegoreja.pdf
- https://cdn.shopify.com/s/files/1/0428/9308/2783/files/contractor_proposal_template.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_off00006537.bin41aed13ab3e4959adb88dd2b724fa4790a01d5a9676b0fa743b9e8668a8634d7 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6537 | 5624 bytes |
font_01_sfnt_off00007865.bin9d6c91707a7e61cdb2e464d2e8374d0a15bd2fe5257f177ddc05efa780dabb20 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7865 | 10024 bytes |
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