MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a link to a known malicious redirector, ttraff.com, which is likely used to funnel victims to further malicious content. The document body also contains numerous links to Shopify-hosted PDFs, suggesting a link farm or SEO poisoning tactic to improve search engine visibility for malicious content. The ML classifier strongly flagged this PDF as malicious.
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=sociolinguistics+by+hudson+pdf+free
- http://files.fluffdesignsco.com/uploads/1/3/1/3/131380251/diviturakatidojojo.pdf
- http://files.scarekrogames.com/uploads/1/3/0/8/130814644/zogojupumiso.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0433/4164/3928/files/15982572741.pdf
- https://cdn.shopify.com/s/files/1/0433/9925/0072/files/14093573567.pdf
- https://cdn.shopify.com/s/files/1/0431/7921/2959/files/71761616904.pdf
- https://cdn.shopify.com/s/files/1/0428/8974/0441/files/ludoperewedi.pdf
- https://cdn.shopify.com/s/files/1/0432/1135/8372/files/tarigimevaxojalikowo.pdf
- https://cdn.shopify.com/s/files/1/0432/3426/3199/files/92945211984.pdf
- https://cdn.shopify.com/s/files/1/0431/2937/2836/files/49052477482.pdf
- https://cdn.shopify.com/s/files/1/0433/1841/1417/files/sakogomel.pdf
- https://cdn.shopify.com/s/files/1/0428/5651/3692/files/juxuriduva.pdf
- https://cdn.shopify.com/s/files/1/0459/5659/5871/files/tonebor.pdf
- https://cdn.shopify.com/s/files/1/0437/4275/7029/files/atrahasis_epic_full_text.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/
- http://scripts.sil.org/OFL
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000048f3.binde0784ff432457b711c023d024ed5a0b21c1b85755914af91254263c57592bd4 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x48F3 | 5552 bytes |
font_01_sfnt_off00005bbe.bin97b41cd0e07474d6cf1f6def4b8f8cd4db66ab94161c545de35bcc9700168f7e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5BBE | 10152 bytes |
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