MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF was flagged as malicious by an ML classifier and contains a link to a known malicious redirector. It also features a large number of embedded links, many pointing to external PDF files, suggesting a link farm or SEO manipulation tactic. The document body contains garbled text but includes the URL that triggered the malicious redirector heuristic, indicating a potential lure or redirection mechanism. No scripts were extracted from this sample.
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=vmas+2019+missy+elliott+alyson+stoner+performance
- http://files.myoride.com/uploads/1/3/2/6/132681026/segoxosiwoni.pdf
- http://xezixari.soul-serenity.co.uk/uploads/1/3/1/3/131381521/3626455.pdf
- http://sukeg.sabrinamarasigan.com/uploads/1/3/2/6/132682883/50777790862.pdf
- http://musewafuj.coastalcruisetravel.com/uploads/1/3/0/7/130776031/3561138.pdf
- http://files.beapaige.co.uk/uploads/1/3/0/9/130969430/732713.pdf
- https://cdn.shopify.com/s/files/1/0441/0834/9592/files/zewurozun.pdf
- https://cdn.shopify.com/s/files/1/0436/7217/4745/files/finuvozujis.pdf
- https://cdn.shopify.com/s/files/1/0437/0700/7127/files/truncated_cone_template_calculator.pdf
- https://cdn.shopify.com/s/files/1/0429/4259/5239/files/vawaburugof.pdf
- https://cdn.shopify.com/s/files/1/0431/4795/2292/files/24221737786.pdf
- https://cdn.shopify.com/s/files/1/0433/3427/1126/files/31674178568.pdf
- https://cdn.shopify.com/s/files/1/0432/5005/7373/files/ap_literature_practice_exam.pdf
- https://cdn.shopify.com/s/files/1/0436/6955/3305/files/kaguxuzujimewapufumaf.pdf
- https://cdn.shopify.com/s/files/1/0431/2032/8853/files/gavapoguzinojurodir.pdf
- https://cdn.shopify.com/s/files/1/0440/9170/3448/files/33176907774.pdf
- https://cdn.shopify.com/s/files/1/0430/7006/2754/files/rikoligozojiziro.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_off000063aa.bin3cd400bff34b281644e4d6e4e330eeb13dbcea5a833e3f1ce4d73be71acb35a1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x63AA | 5708 bytes |
font_01_sfnt_off00007703.bin5acdd4d67d96c85917142384685dd7f521a34125be764f2fbf8b2ee5845548f8 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7703 | 10104 bytes |
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