MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a critical heuristic firing for a malicious redirector link, which is also present in the document body. This link, 'https://ttraff.cc/pify?keyword=heart+disease+types+pdf', is designed to redirect users to malicious content. The PDF also exhibits characteristics of a link farm, with numerous embedded URLs, many pointing to Shopify, likely to obscure the malicious destination. The ML classifier strongly supports the malicious verdict.
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=heart+disease+types+pdf
- http://lirebej.oilmyworld.net/uploads/1/3/0/7/130776644/kubotilewijeval_bodoluzegimesi_fanujabujeka_jetaxuxuxovasuz.pdf
- http://files.nbhsffa.com/uploads/1/3/0/8/130815664/b350a7.pdf
- https://cdn.shopify.com/s/files/1/0434/1311/0951/files/vmware_esxi_tutorial.pdf
- https://cdn.shopify.com/s/files/1/0427/5005/0460/files/mother_s_day_writing_sheet.pdf
- https://cdn.shopify.com/s/files/1/0437/7827/7527/files/xajuw.pdf
- https://cdn.shopify.com/s/files/1/0439/9002/4350/files/holistic_approach_in_nursing.pdf
- https://cdn.shopify.com/s/files/1/0438/4574/6838/files/51607351299.pdf
- https://cdn.shopify.com/s/files/1/0447/1911/2345/files/acidic_foods_chart.pdf
- https://cdn.shopify.com/s/files/1/0433/6753/0657/files/wgr614_v_9.pdf
- https://cdn.shopify.com/s/files/1/0429/6428/7651/files/87736883356.pdf
- https://cdn.shopify.com/s/files/1/0430/7235/6509/files/lebemomewasusuj.pdf
- https://cdn.shopify.com/s/files/1/0436/0224/7838/files/piresevogoporigodufonux.pdf
- https://cdn.shopify.com/s/files/1/0433/2358/8773/files/jaketerilupaniko.pdf
- https://cdn.shopify.com/s/files/1/0428/9645/7884/files/73934485481.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_off00006531.bind6b3569ea1b88a00059dce4ad8e72df8047c235e444dac96bd287011f3d1193f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6531 | 5064 bytes |
font_01_sfnt_off0000767f.binf046299689b9d778440e52a83221953ef1d3ee23cd94580a20cf66e5241d0fa4 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x767F | 9872 bytes |
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