MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a high number of embedded links, many pointing to external PDF files hosted on Shopify, which is indicative of a link farm or SEO manipulation tactic. One of the primary links directs to a known malicious redirector, ttraff.cc, suggesting an attempt to lead the user to malicious content. The ML classifier also 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.cc/wix?keyword=uci+list+of+clubs
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0430/7825/4745/files/arthritis_research_council_back_pain.pdf
- https://cdn.shopify.com/s/files/1/0432/3190/3902/files/2879677738.pdf
- https://cdn.shopify.com/s/files/1/0437/7260/8663/files/meaning_of_variables_in_research.pdf
- https://cdn.shopify.com/s/files/1/0433/5144/1560/files/2017_m_series_vizio.pdf
- https://cdn.shopify.com/s/files/1/0449/4236/0744/files/google_sheets_count_characters_in_column.pdf
- https://static.usrfiles.com/ugd/b6edda_ae280728aa5a4bd5a8ff92a33624a6dd.pdf
- https://cdn.shopify.com/s/files/1/0432/1706/0007/files/intellij_code_inspection_report.pdf
- https://cdn.shopify.com/s/files/1/0427/6856/4380/files/mogoxetetunazobivi.pdf
- https://cdn.shopify.com/s/files/1/0428/5667/7543/files/mean_median_and_mode_of_grouped_data.pdf
- https://cdn.shopify.com/s/files/1/0435/4274/1143/files/canada_food_guide_2020_french.pdf
- https://cdn.shopify.com/s/files/1/0431/3396/0341/files/58812171910.pdf
- https://cdn.shopify.com/s/files/1/0434/1425/7815/files/fonodudik.pdf
- https://cdn.shopify.com/s/files/1/0433/1628/1512/files/truestormsfo4-_nukaworld-_fh-_compat._esp.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_off000061a3.bind89be2fcead390550e9d32dc033e9d856724870cdefbeed2bab2a5400d0d7c9e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x61A3 | 4700 bytes |
font_01_sfnt_off000071b5.bin6a34dbc92990c3714066f05dc312b9ddcc02c51827586673c95653e797e6868a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x71B5 | 10148 bytes |
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