MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF document was flagged as malicious by ClamAV and an ML classifier. The file embeds a large number of external links characteristic of an SEO link farm. Specific URLs and indicators for this sample are listed in the indicators section.
Machine Learning
- Nyx PDF Classifier malicious score 0.9998
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
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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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External URI info PDF_URIPDF contains an external URL action
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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://trafftec.ru/123?utm_term=german+shepherd+husky+mix+for+adoption PDF link annotation
- https://cdn-cms.f-static.net/uploads/4425504/normal_5fa6d1f998d75.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4450624/normal_5faea47caf50b.pdfIn PDF document text
- https://kujarubokaja.weebly.com/uploads/1/3/4/5/134590089/a59d7fabe02b3c2.pdfIn PDF document text
- https://bileravufal.weebly.com/uploads/1/3/4/7/134749654/9400742.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4374013/normal_5fd3991e8394d.pdfIn PDF document text
- https://kizujaxaluw.weebly.com/uploads/1/3/4/3/134393650/1049138.pdfIn PDF document text
- https://jutivodip.weebly.com/uploads/1/3/4/4/134489611/2138215.pdfIn PDF document text
- https://sutesesa.weebly.com/uploads/1/3/4/8/134871168/vonal_gixudupufagomen.pdfIn PDF document text
- https://zedimubaxujejit.weebly.com/uploads/1/3/4/7/134715534/3a305aea.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/310e2b56-fe48-4a0e-8fd7-93c3a24e339b/45402309235.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/d08a6c05-9540-41e5-b51f-ac9b42e65702/does_burger_king_do_all_day_breakfast_2019.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/607d64b3-3b15-42f1-894f-5132b279fa5d/real_life_examples_of_facilitated_diffusion.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_off0000c7a3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC7A3 | 5512 bytes |
SHA-256: 2daa271c598face6ae0d9566a6a996168d5d9b5f13313223c91ea6f90569e06b |
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font_01_sfnt_off0000da42.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDA42 | 10552 bytes |
SHA-256: 5fd9cc7ee107bd4495c426aec24e60804274fb18200cf05831a0a531c0770bc0 |
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