MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1059.001 PowerShell
T1566.002 Spearphishing Attachment
The PDF contains embedded links that redirect to malicious infrastructure, specifically identified by the 'PDF_MALICIOUS_REDIRECTOR_LINK' heuristic. The document body, though heavily obfuscated, contains a URL that matches the malicious redirector. This suggests the document is designed to trick users into visiting a harmful site, likely for phishing or malware distribution.
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.ru/pify?keyword=statistics+probability+problems+and+solutions+pdf
- http://files.cook-meet.com/uploads/1/3/1/4/131437249/210074.pdf
- http://files.wordsmithresults.com/uploads/1/3/1/4/131452997/bipev-zepofidapezubif-mutop-sewomaforuwolat.pdf
- http://files.richherbalgardens.com/uploads/1/3/1/4/131409526/mobinajop.pdf
- http://files.countrylandforsale.com/uploads/1/3/0/8/130874058/xunib-gawimisi-talap.pdf
- https://cdn.shopify.com/s/files/1/0436/4995/8046/files/97313191925.pdf
- https://cdn.shopify.com/s/files/1/0437/5222/6974/files/mufadaxidezekerewole.pdf
- https://cdn.shopify.com/s/files/1/0434/0645/9029/files/goxonuwo.pdf
- https://cdn.shopify.com/s/files/1/0435/2232/6696/files/77112047776.pdf
- https://cdn.shopify.com/s/files/1/0438/2215/3890/files/giketufusisuliboxetilodig.pdf
- https://cdn.shopify.com/s/files/1/0435/4444/5092/files/mastering_software_quality_assurance.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/58933331969.pdf
- https://cdn.shopify.com/s/files/1/0428/8321/9619/files/31458372546.pdf
- https://cdn.shopify.com/s/files/1/0431/5286/7494/files/vanelokawepe.pdf
- https://cdn.shopify.com/s/files/1/0432/5041/7827/files/34724923172.pdf
- https://cdn.shopify.com/s/files/1/0440/5988/5733/files/66819295923.pdf
- https://cdn.shopify.com/s/files/1/0429/5639/0559/files/elementary_statistics_triola_3rd_edition.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_off00009296.bin3233b05354fe5552e5000751902df05a5a625170bd911a45450445efcd0d6016 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9296 | 5644 bytes |
font_01_sfnt_off0000a5a6.bin166fab6992467edbdcbe1a2f61ef4df261c86e2b78aed47238beb533afc60380 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA5A6 | 10544 bytes |
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