MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a large number of embedded links, with one identified as a known malicious redirector. The ML classifier also strongly indicated maliciousness. The document's primary function appears to be directing users to external, potentially harmful websites, which is a common tactic for phishing or malware distribution.
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://cctraff.ru/strik?keyword=yang+zhang+volatility In PDF document text
- https://cdn-cms.f-static.net/uploads/4366028/normal_5f870f140d443.pdfIn PDF document text
- https://nipufijupetobug.weebly.com/uploads/1/3/1/4/131482996/1240458.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4365576/normal_5f98e51fbda96.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4365627/normal_5f8b10de8c127.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4403262/normal_5f94850ef1b9b.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4402706/normal_5f94015f8efe9.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4376625/normal_5f97a4cdcaf93.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4366018/normal_5f896c67b5809.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4386609/normal_5f94ff7ad3af3.pdfIn PDF document text
- https://guwomenod.weebly.com/uploads/1/3/0/8/130873843/domovodibaposix.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4382406/normal_5f8edb613271e.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4380078/normal_5f9093720197e.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://s3.amazonaws.com/susopuzupure/tejifawajodolaw.pdfIn PDF document text
- https://s3.amazonaws.com/tetazino/68183038280.pdfIn PDF document text
- https://s3.amazonaws.com/wonoti/types_of_sorting_algorithms_in_c.pdfIn PDF document text
- https://s3.amazonaws.com/zepifudoxapo/83590136255.pdfIn PDF document text
- https://s3.amazonaws.com/vufupu/dawibezepuluvetigiri.pdfIn PDF document text
- https://s3.amazonaws.com/sugaguxagu/fudedejijemodezinuwetoruv.pdfIn PDF document text
- https://s3.amazonaws.com/xanebavifamopez/banusid.pdfIn PDF document text
- https://s3.amazonaws.com/nagev/80407432545.pdfIn PDF document text
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00005c27.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5C27 | 4844 bytes |
SHA-256: a812b8a0a413e3d98f14a2f3ac53873a23a5b6e4408bf2265ad24902903f5e64 |
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font_01_sfnt_off00006cbf.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6CBF | 10720 bytes |
SHA-256: d2e33fcdc969c812e29abbe1a42de2994425ae9f00fb6509e85a4580c8cd7d20 |
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