MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a large number of embedded links, many of which point to Shopify domains, but one critical link directs to a known malicious redirector. This suggests a link farm or SEO poisoning tactic designed to drive traffic to malicious infrastructure. 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.cc/pify?keyword=24+helping+verbs+list+pdf
- http://files.andrewmartinsmith.com/uploads/1/3/1/4/131409074/xawusosuren-giviro-susan.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0433/3387/7915/files/bajaj_pulsar_150_bs4_spare_parts_catalogue.pdf
- https://cdn.shopify.com/s/files/1/0433/0595/9588/files/batman_beyond_remastered.pdf
- https://cdn.shopify.com/s/files/1/0432/0264/2075/files/34408942535.pdf
- https://cdn.shopify.com/s/files/1/0434/0108/5082/files/87370660321.pdf
- https://cdn.shopify.com/s/files/1/0433/2778/3080/files/2717051456.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/31056735454.pdf
- https://cdn.shopify.com/s/files/1/0432/3429/5966/files/bit_mesra_b_tech_application_form_2019.pdf
- https://cdn.shopify.com/s/files/1/0431/9834/9471/files/32334510724.pdf
- https://cdn.shopify.com/s/files/1/0436/8770/6777/files/organic_chemistry_notes_a_level.pdf
- https://cdn.shopify.com/s/files/1/0434/4610/8312/files/simple_monthly_budget_worksheet_for_young_adults.pdf
- https://cdn.shopify.com/s/files/1/0432/8026/9462/files/mezutamamobamizomona.pdf
- https://cdn.shopify.com/s/files/1/0443/0499/0364/files/autosar_layered_software_architecture.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_off00007ed3.bin863bdd37040112aeced0a8d87bd3f4166a2ba4a5f990a0d030c0d667ffd2c402 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7ED3 | 5416 bytes |
font_01_sfnt_off0000913b.bina230da4e7983f6fac8581c25b243b7e5c1617a049321a58fa33b7f8def329bed |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x913B | 11052 bytes |
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