MALICIOUS
150
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
T1059.001 PowerShell
The PDF contains a large number of embedded links, many pointing to Shopify domains, which is characteristic of a link farm designed to improve search engine ranking for malicious content. One of the primary links, 'https://ttraff.ru/pify?keyword=riptide+ukulele+chords+pdf', is identified as a malicious redirector. The document body, though heavily obfuscated, contains references to the target URL and the lure of ukulele chords, suggesting a social engineering attempt to drive traffic to the malicious site.
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=riptide+ukulele+chords+pdf
- http://files.mirelajoja.com/uploads/1/3/0/7/130776262/311620.pdf
- http://files.polymerall.shop/uploads/1/3/1/8/131858592/zibutexepitokev.pdf
- http://duperu.katemcculloughwaterart.com/uploads/1/3/1/6/131636725/14a5f81e8fe.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/bewewolifokolugetu.pdf
- https://cdn.shopify.com/s/files/1/0429/2273/7830/files/monogekabixelejilenoga.pdf
- https://cdn.shopify.com/s/files/1/0437/3187/8049/files/boneguzekaxudisul.pdf
- https://cdn.shopify.com/s/files/1/0430/2176/2723/files/western_australia_road_map.pdf
- https://cdn.shopify.com/s/files/1/0436/5962/4606/files/xonolitibagawipa.pdf
- https://cdn.shopify.com/s/files/1/0430/0364/2007/files/rutherford_county_jail_app.pdf
- https://cdn.shopify.com/s/files/1/0437/1959/0056/files/lojadipofoxegula.pdf
- https://cdn.shopify.com/s/files/1/0427/8226/1415/files/80486740522.pdf
- https://cdn.shopify.com/s/files/1/0430/9018/2297/files/55886722281.pdf
- https://cdn.shopify.com/s/files/1/0434/4751/7349/files/26661778301.pdf
- https://cdn.shopify.com/s/files/1/0427/9474/6023/files/wivetizaziw.pdf
- https://cdn.shopify.com/s/files/1/0428/7938/5766/files/91321440109.pdf
- https://cdn.shopify.com/s/files/1/0440/6591/5032/files/dual_boot_windows_10_and_ubuntu.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00006867.bin708a05291e8719c5ba17284c090658395af394ce8e243d0f1320337ddb12e90b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6867 | 5104 bytes |
font_01_sfnt_off000079c7.bine8f4bf9f660dc37dddc86ac4df71f0b82f93b1781833b5b05fd6b0da0932a987 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x79C7 | 14728 bytes |
font_02_sfnt_off0000a807.bina95eff378c135b1ab40d10b3cd1da1bafbc07f86005f57898d079c90d712ddbd |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA807 | 16204 bytes |
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