MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains embedded links that redirect to malicious infrastructure, as indicated by the PDF_MALICIOUS_REDIRECTOR_LINK heuristic. The document body text and the primary embedded URL suggest a lure related to 'elderly balance exercises pdf'. The PDF_SEO_LINK_FARM heuristic indicates a large number of external links, many hosted on Shopify, likely for SEO poisoning or to obscure the malicious redirector. No scripts were extracted, but the presence of a malicious redirector is sufficient evidence of malicious intent.
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/wb?keyword=elderly%20balance%20exercises%20pdf
- http://vawedot.spincafeoh.org/uploads/1/3/2/8/132815045/f5c3df6e12e1.pdf
- https://cdn.shopify.com/s/files/1/0432/6473/7433/files/3681378689.pdf
- https://cdn.shopify.com/s/files/1/0429/0081/6028/files/debut_video_capture_software.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/54729765263.pdf
- https://cdn.shopify.com/s/files/1/0437/2430/8630/files/92115613689.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/19463184481.pdf
- https://cdn.shopify.com/s/files/1/0435/8524/1256/files/jesuxidevawipafagulepit.pdf
- https://cdn.shopify.com/s/files/1/0437/7572/1629/files/setakivanon.pdf
- https://cdn.shopify.com/s/files/1/0446/7628/4569/files/water_pollution_consequences.pdf
- https://cdn.shopify.com/s/files/1/0435/2966/6724/files/fekugelivuwuwesoxarafiki.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/mesibilefonupas.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_off0000adfe.binee63409918504bb60dba86a908372416de6bdf06b577d84b28fa51ae4ee4d3fd |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xADFE | 5416 bytes |
font_01_sfnt_off0000c07c.binb3366730cbc03cde12dd1c1e168a2b9075a0736186d7f955f19d54ee643246d9 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC07C | 10288 bytes |
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