MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
T1204.002 Malicious Link
The PDF contains a mass of external links, including a critical link to a known malicious redirector at 'https://ttraff.club/wix?keyword=abb+ac800f+manual+pdf'. The document body, though heavily obfuscated, contains this URL and other links to PDF files hosted on Shopify, suggesting a link farm designed to appear legitimate. The ML classifier strongly indicated maliciousness, supporting the conclusion that this PDF is part of a malicious campaign.
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.club/wix?keyword=abb+ac800f+manual+pdf
- https://cdn.shopify.com/s/files/1/0439/2311/2104/files/auto_service_repair_manuals_free.pdf
- https://cdn.shopify.com/s/files/1/0437/7939/1646/files/86210841316.pdf
- https://cdn.shopify.com/s/files/1/0450/4079/5806/files/aristolochia_bracteata.pdf
- https://static.usrfiles.com/ugd/8c0e65_caec13dd44ec478f8f3e6420272c80da.pdf
- https://static.usrfiles.com/ugd/b8c837_3085020aa0f5482d9b86b8fde5c99ee7.pdf
- https://cdn.shopify.com/s/files/1/0434/2585/7703/files/69126012952.pdf
- https://cdn.shopify.com/s/files/1/0432/8731/4585/files/veluxowoxulawulipo.pdf
- https://cdn.shopify.com/s/files/1/0431/4402/0125/files/xilikoripefisiroralep.pdf
- https://cdn.shopify.com/s/files/1/0427/5562/1031/files/40107130315.pdf
- https://cdn.shopify.com/s/files/1/0436/1935/2740/files/different_types_of_aircraft_engines.pdf
- https://cdn.shopify.com/s/files/1/0438/5298/8566/files/puxoteb.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_off00004098.bin0c67b4d3765af6dd0df86fc2841d6b268a0693170a377bf0cff86f33fa6a6e23 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4098 | 5492 bytes |
font_01_sfnt_off00005324.binde204e46a94bb5302b7aa5e0c5e927320fb861cf835dc6ca88ef935dfb29d3e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5324 | 9300 bytes |
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