MALICIOUS
150
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF was flagged by multiple critical heuristics for containing malicious redirector links and a large link farm. The primary malicious URL, https://ttraff.ru/pify?keyword=basic+english+grammar+teacher+s+guide+betty+azar+pdf, is used to redirect users. The document body contains garbled text and embedded URLs, consistent with a PDF designed for SEO poisoning or to lure users to malicious sites. No scripts were extracted, limiting the analysis of direct payload delivery.
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=basic+english+grammar+teacher+s+guide+betty+azar+pdf
- http://files.anumandra.com/uploads/1/3/1/8/131856883/xefajotefebedexegimu.pdf
- http://zewara.stickstretch.com/uploads/1/3/1/4/131406082/voniwevunevada.pdf
- http://files.recbarlouisville.com/uploads/1/3/1/4/131452811/wuwojubegenoko-welajokiwuwofis-xofobedulu.pdf
- http://files.morpheusandiris.com/uploads/1/3/0/7/130738569/76a393.pdf
- http://files.surfsportsforum.com/uploads/1/3/0/8/130814575/371b863d7.pdf
- https://cdn.shopify.com/s/files/1/0435/3818/6392/files/jukag.pdf
- https://cdn.shopify.com/s/files/1/0430/7193/0529/files/july_2020_calendar_template.pdf
- https://cdn.shopify.com/s/files/1/0428/2315/5878/files/5630895211.pdf
- https://cdn.shopify.com/s/files/1/0429/4115/3439/files/bland_diet.pdf
- https://cdn.shopify.com/s/files/1/0430/6003/5735/files/78191215552.pdf
- https://cdn.shopify.com/s/files/1/0432/4065/2960/files/52505308308.pdf
- https://cdn.shopify.com/s/files/1/0429/6510/6847/files/80547100519.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/74832969368.pdf
- https://cdn.shopify.com/s/files/1/0428/4570/0262/files/donudiwoxakupep.pdf
- https://cdn.shopify.com/s/files/1/0435/1783/7467/files/32552606779.pdf
- https://cdn.shopify.com/s/files/1/0431/0204/4316/files/samuxoweluwuvewesokemewa.pdf
- https://cdn.shopify.com/s/files/1/0428/7679/7081/files/vibovodozerufuxupure.pdf
- https://cdn.shopify.com/s/files/1/0431/4601/8967/files/occupational_exposure_band.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_off00007613.bine2edeb5de9377b71c098fd5ef4cbc7ab40d1c4b8c814fcb1ef796a8a4de0c57e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7613 | 5912 bytes |
font_01_sfnt_off00008a0f.binb08f71c5e07a173e28f9f7fa17db30382e6ffaae873bf22f0874c3858416f89a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8A0F | 15280 bytes |
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