MALICIOUS
150
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF was flagged by multiple critical heuristics for containing a malicious redirector link and a large number of external PDF links, suggesting an SEO link farm or a distribution point for malicious content. The ML classifier also strongly indicated maliciousness. The document body contains a URL that points to a redirector, which in turn links to a PDF hosted on Shopify. The presence of numerous links to PDFs on various domains, many of which are dynamically generated, indicates a campaign focused on link manipulation.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 3
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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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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=butterfly+on+a+wheel+english+subtitles
- http://files.yasense-excel-opc-live-data.com/uploads/1/3/2/6/132681080/2970244.pdf
- http://files.djbendigo.com/uploads/1/3/0/8/130873718/lojin-morowemijuwakef-dekunase-mewapavuj.pdf
- http://files.english.dollessence.com/uploads/1/3/1/4/131453623/9895293.pdf
- http://files.rethinkreframerelax.com/uploads/1/3/0/7/130739027/vomume.pdf
- http://files.emmazenfoundation.org/uploads/1/3/0/8/130873921/8265662.pdf
- https://cdn.shopify.com/s/files/1/0430/8343/2096/files/fopopawodepazujug.pdf
- https://cdn.shopify.com/s/files/1/0433/0032/3478/files/73930597884.pdf
- https://cdn.shopify.com/s/files/1/0437/4695/1319/files/tb12_nutrition_manual.pdf
- https://cdn.shopify.com/s/files/1/0434/2608/7064/files/bosch_dishwasher_sms63l02ea_manual.pdf
- https://cdn.shopify.com/s/files/1/0433/2909/3784/files/31609875771.pdf
- https://cdn.shopify.com/s/files/1/0430/8343/2096/files/72248918103.pdf
- https://cdn.shopify.com/s/files/1/0429/0415/8364/files/tacoma_traffic_cameras.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/51268900441.pdf
- https://cdn.shopify.com/s/files/1/0434/9077/1110/files/kautilya_arthashastra_summary.pdf
- https://cdn.shopify.com/s/files/1/0431/8206/3777/files/rugojigilegiwoli.pdf
- https://cdn.shopify.com/s/files/1/0432/0670/5312/files/dajuzix.pdf
- https://cdn.shopify.com/s/files/1/0429/9004/3287/files/kituzopopupawawudakeze.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_off00004b3e.bine52c3867b10a3cce8422f46300470ff22d3ca3e8d194ca2a41c4e481960c28eb |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4B3E | 5412 bytes |
font_01_sfnt_off00005dbd.bincd5132f92dc0275513d79feb06ceb4d632e6d5835880440e0e72105a66cd928a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5DBD | 10116 bytes |
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