MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF was flagged by multiple critical heuristics for containing malicious redirector links and a link farm. The document body, though heavily obfuscated, contains a URL that points to a redirector. The presence of numerous external links, many hosted on Shopify, suggests a tactic to obscure the final malicious destination. The ML classifier also 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=oresteia+robert+fagles+pdf
- http://fuvepida.tealforteal.com/uploads/1/3/1/6/131606149/nurixedi.pdf
- http://xorikugok.youniqueeventdesigns.com/uploads/1/3/1/4/131407668/papep.pdf
- http://files.interiorwellbeing.com/uploads/1/3/1/1/131164386/eb7fcb5638834.pdf
- http://files.fredpahlke.com/uploads/1/3/0/7/130775897/3729629.pdf
- https://cdn.shopify.com/s/files/1/0437/5370/1525/files/40409657026.pdf
- https://cdn.shopify.com/s/files/1/0436/3524/5216/files/salicilato_de_bismuto.pdf
- https://cdn.shopify.com/s/files/1/0437/8597/8013/files/39041660535.pdf
- https://cdn.shopify.com/s/files/1/0433/7827/8550/files/63868651884.pdf
- https://cdn.shopify.com/s/files/1/0429/9112/4643/files/zomusowaziwudigisumimeku.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/81667611697.pdf
- https://cdn.shopify.com/s/files/1/0440/2990/2998/files/52902171125.pdf
- https://cdn.shopify.com/s/files/1/0435/9471/1203/files/1830353686.pdf
- https://cdn.shopify.com/s/files/1/0431/7016/8986/files/joripikiwivixe.pdf
- https://cdn.shopify.com/s/files/1/0434/5243/2537/files/aptitude_formulas_for_interview.pdf
- https://cdn.shopify.com/s/files/1/0430/4899/2922/files/15893838613.pdf
- https://cdn.shopify.com/s/files/1/0437/8345/4872/files/beginners_guide_to_social_media.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_off00006b6c.binb4a3660a43ce08de8c2689c61446ec15cd0577e357d67f3887416c919a449477 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6B6C | 5376 bytes |
font_01_sfnt_off00007db6.bine0f0926d0a23bb9104c8409b6aab3e1135152ecd82cd626c9725cdabdca7bf76 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7DB6 | 10028 bytes |
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