MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a significant number of embedded links, with one pointing to a known malicious redirector (ttraff.com). Many other links point to PDFs hosted on Shopify, suggesting a link farm or SEO manipulation tactic. The ML classifier strongly indicated maliciousness, supporting the interpretation of these links as part of a malicious campaign.
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=functional+groups+of+organic+compounds+pdf
- http://files.castlewoodclays.com/uploads/1/3/0/8/130873907/b18a71fa7bc6.pdf
- http://vetovonug.catmichaelswriter.com/uploads/1/3/0/7/130738950/buruvulololisusi.pdf
- http://files.cjsouthworth.net/uploads/1/3/0/9/130969695/gegugarekuja.pdf
- https://cdn.shopify.com/s/files/1/0436/0539/3570/files/75762870383.pdf
- https://cdn.shopify.com/s/files/1/0429/9735/0554/files/69072486184.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/mojarugalemidim.pdf
- https://cdn.shopify.com/s/files/1/0430/9703/0817/files/29868166779.pdf
- https://cdn.shopify.com/s/files/1/0431/1266/1152/files/adjetivos_en_ingles_comparativos_y_superlativos.pdf
- https://cdn.shopify.com/s/files/1/0433/6749/7880/files/12412953667.pdf
- https://cdn.shopify.com/s/files/1/0439/1400/2587/files/tezoxorufojuburovafozav.pdf
- https://cdn.shopify.com/s/files/1/0431/6515/5487/files/22875169633.pdf
- https://cdn.shopify.com/s/files/1/0428/6277/2380/files/99922816658.pdf
- https://cdn.shopify.com/s/files/1/0448/4559/6834/files/27044612785.pdf
- https://cdn.shopify.com/s/files/1/0430/7235/6514/files/kedufesofunosivumiza.pdf
- https://cdn.shopify.com/s/files/1/0430/1042/4985/files/98970090429.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_off00006ead.bin8d8edf5cbb7b8e0d321cb1200f98634de98df669010e6ab0bbb4447bc65ce87f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6EAD | 5432 bytes |
font_01_sfnt_off00008107.binc7c9ca4b7232b81488aac4f1875b1c5e6adc9a226f9e2849c2f17e0d231f6dff |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8107 | 10304 bytes |
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