MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains embedded links, one of which points to a known malicious redirector. The document body, though heavily obfuscated, contains text suggesting it is a lure for 'uipath foundation certification questions and answers'. The presence of numerous Shopify links, many pointing to PDFs, suggests a link farm or SEO poisoning tactic to improve search engine ranking for malicious content. The ML classifier strongly indicated maliciousness.
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.com/pify?keyword=uipath+foundation+certification+questions+and+answers
- http://files.kreutingerpuppets.com/uploads/1/3/1/4/131483279/jareduzezipoborag.pdf
- https://cdn.shopify.com/s/files/1/0428/7240/6179/files/9610337715.pdf
- https://cdn.shopify.com/s/files/1/0449/6185/7695/files/nadarijibexe.pdf
- https://cdn.shopify.com/s/files/1/0433/1339/7913/files/pidemiritiri.pdf
- https://cdn.shopify.com/s/files/1/0432/8846/1478/files/64590412093.pdf
- https://cdn.shopify.com/s/files/1/0431/5096/6950/files/subetamirubidonotowisixe.pdf
- https://cdn.shopify.com/s/files/1/0434/9270/4408/files/lujavadozubexogazezog.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/21244882445.pdf
- https://cdn.shopify.com/s/files/1/0428/2623/6063/files/74711740217.pdf
- https://cdn.shopify.com/s/files/1/0433/9597/3271/files/mikhail_bakunin_books.pdf
- https://cdn.shopify.com/s/files/1/0432/6568/7717/files/pifaraz.pdf
- https://cdn.shopify.com/s/files/1/0431/1734/6965/files/cake_decorating_tools_list.pdf
- https://cdn.shopify.com/s/files/1/0432/5241/6672/files/gta_sa_hot_cofee_mod.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_off000069e8.bind8c524cae514ca503d20d7530fc257df8bb8fa5097b61bb9c12e2480294557ba |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x69E8 | 5420 bytes |
font_01_sfnt_off00007c5a.bin9c739c9be9ed4c73065fa9fa0d7e947c85e1f292f0a10c530e6848b7f6195577 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7C5A | 11200 bytes |
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