MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file contains a significant number of embedded links, identified as a link farm. One of these links, 'https://ttraff.ru/pify?keyword=android+police+twitter+flossy', points to known malicious redirector infrastructure. The document body, though heavily obfuscated, contains references to this URL and other Shopify links, suggesting a lure to external content. The ML classifier strongly flagged this PDF as malicious, supporting the conclusion that it is designed for malicious redirection.
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=android+police+twitter+flossy
- http://files.pilotsatpenn.com/uploads/1/3/1/4/131407148/ea85edeca47f5.pdf
- https://cdn.shopify.com/s/files/1/0434/7897/4616/files/vivebin.pdf
- https://cdn.shopify.com/s/files/1/0435/2756/9576/files/46962657602.pdf
- https://cdn.shopify.com/s/files/1/0436/4563/2665/files/master_lock_serial_number_crack.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/52733892229.pdf
- https://cdn.shopify.com/s/files/1/0434/3067/4597/files/vibujeviweveliwapapazevaz.pdf
- https://cdn.shopify.com/s/files/1/0440/4844/9701/files/history_of_english_literature_age_wise.pdf
- https://cdn.shopify.com/s/files/1/0435/2134/3647/files/when_i_am_laid_in_earth_henry_purcell.pdf
- https://cdn.shopify.com/s/files/1/0432/5978/9472/files/katozobazatusakikit.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/86372263330.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_off00005ec2.bin8908462de11d551eeab38bc9579b8ca338b28443d9517f131a1b0ebc8fccfd0b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5EC2 | 5120 bytes |
font_01_sfnt_off0000704f.bindd942901145c78be91376f4b1cab1cf816db555224d945884bc2fd1cb2df3f89 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x704F | 9180 bytes |
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