MALICIOUS
184
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file contains a large number of embedded links, many of which point to known malicious redirectors or disposable hosting. The document body, though heavily obfuscated, contains a URL that is also present in the heuristics as a malicious redirector. This indicates a likely attempt to redirect users to malicious sites for further exploitation.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 5
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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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Small PDF is a non-clustered link farm on disposable hosting medium PDF_SEO_DISPOSABLE_LINK_FARMSmall PDF contains many clickable external PDF links spread thin across many distinct hosts (no single dominant host), corroborated by a utm_term SEO-redirector link and/or links parked on free/disposable content hosts. This is the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains, rather than a normal document citation pattern. The PDF itself carries no exploit — the risk is the linked destinations.
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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://gettraff.ru/123?keyword=travel+guide+definition+in+spanish In PDF document text
- https://cdn-cms.f-static.net/uploads/4365598/normal_5f871c2989dfa.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4365547/normal_5f86f9e1bc45d.pdfIn PDF document text
- https://site-1039534.mozfiles.com/files/1039534/67016143782.pdfIn PDF document text
- https://site-1041284.mozfiles.com/files/1041284/kezunemurotesomuzidav.pdfIn PDF document text
- https://site-1043175.mozfiles.com/files/1043175/dorow.pdfIn PDF document text
- https://site-1038611.mozfiles.com/files/1038611/88474889859.pdfIn PDF document text
- https://site-1039954.mozfiles.com/files/1039954/69519355315.pdfIn PDF document text
- https://xumogimunosu.weebly.com/uploads/1/3/1/6/131607683/6312747.pdfIn PDF document text
- https://gimejexoxixaza.weebly.com/uploads/1/3/1/8/131872185/7061675.pdfIn PDF document text
- https://jakedekokobara.weebly.com/uploads/1/3/1/3/131381480/jasamejug-jenutuzudemeluf.pdfIn PDF document text
- https://zoxuzuxebexot.weebly.com/uploads/1/3/0/9/130969059/7989682.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://uploads.strikinglycdn.com/files/45b99f94-f42f-4842-ad13-db22816fe957/sawomizixis.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/dc539740-8c89-4149-86d7-468bbc728d71/kexumemijumamik.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/3131e8a5-3936-4f48-8d6a-720b3452e6ea/rovapafinoto.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/e2ee2387-6c95-414e-b37a-9fb7bc5021d2/55865110114.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/284b6f63-6065-4a6b-95f2-ecd2d2e003cd/84307614525.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/9e2b246d-9256-4d64-bf80-5f66314242fd/lisukekatewedavuvevives.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/78ed26a7-a750-40c2-9264-91779a133ac9/jalegekesasizewirukizo.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/5a5d6077-993e-459f-ba90-5ec0439037d4/tututepexosezapodiraru.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/facfba5b-bb5c-46fb-9c8f-2d4a8f705b70/dagisimoginirovavibug.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_off00006f8d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6F8D | 5312 bytes |
SHA-256: fb603a1bd5a7d3e2160d5071fa04c6633725b3200af2261ab12ec9136c4ff3dd |
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font_01_sfnt_off000081a0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x81A0 | 10412 bytes |
SHA-256: 65ba43680eb403f76811f045566d6cf5b9add32bd844e2ca60b1f7fe09e17429 |
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