MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
This PDF document contains a large number of embedded links, many of which point to Shopify domains hosting other PDFs, suggesting a link farm for SEO poisoning. One critical heuristic identified a link to a known malicious redirector at `https://ttraff.club/wix?keyword=como+esta+formada+la+uretra`. The document body itself contains the same lure text, indicating the primary purpose is to redirect users to malicious infrastructure.
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.club/wix?keyword=como+esta+formada+la+uretra
- http://files.casaranovascotia.ca/uploads/1/3/1/3/131379183/vexopifuxakopo.pdf
- https://cdn.shopify.com/s/files/1/0436/1230/7618/files/4284283380.pdf
- https://cdn.shopify.com/s/files/1/0432/6886/6214/files/65864285325.pdf
- https://cdn.shopify.com/s/files/1/0430/4371/7274/files/cauda_equina_syndrome.pdf
- https://cdn.shopify.com/s/files/1/0431/0332/2269/files/62393604791.pdf
- https://db55375b-2f64-4a0c-a611-b6bb136b446c.filesusr.com/ugd/efc97f_cd8531f8ecc447e2be975c3572456ae4.pdf?index=true
- https://6abf1789-26c5-444f-a80f-2e0ca728abae.filesusr.com/ugd/0582e0_ed5279834fa04791af53ebdf3e636b47.pdf?index=true
- https://e8153287-b7fc-4f6a-bcdd-f30873c0444c.filesusr.com/ugd/4cd51e_05749f399a90405c974dfb4ea899fbb7.pdf?index=true
- https://fc51d304-8cec-4789-9eae-9cae9a734f7a.filesusr.com/ugd/e1d12c_5f61c5f3d0fa4c97aae480a8189496a2.pdf?index=true
- https://39830a9b-7c5c-456d-9bf3-6e179776e752.filesusr.com/ugd/5aec95_37c68b17e73a4d7b9361444768a45947.pdf?index=true
- https://cdn.shopify.com/s/files/1/0486/0051/4720/files/comparative_bar_graph_geography.pdf
- https://cdn.shopify.com/s/files/1/0428/4976/3494/files/54659649916.pdf
- https://cdn.shopify.com/s/files/1/0432/0532/9064/files/vodexumujimenovetoselowu.pdf
- https://cdn.shopify.com/s/files/1/0450/4682/5110/files/4chan_aco_brap.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_off00006c7e.bin32527bb3ebc2e1661d5d919981d66788b95581e1efebcb00eae6aab33eeffa4e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6C7E | 4960 bytes |
font_01_sfnt_off00007d40.bin47911f48161e600cd1345cd8e4f21dd07b5e597a095c8d57e68437ce5815034b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7D40 | 10516 bytes |
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