MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a large number of external links, many hosted on disposable domains, suggesting a link farm designed to redirect users to malicious sites. The ML classifier and ClamAV detection strongly indicate malicious intent. The presence of embedded URLs and the document's structure point towards a phishing or malware distribution lure, likely initiated via spearphishing.
Machine Learning
- Nyx PDF Classifier malicious score 0.9997
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://kuzutuzo.ru/strik?utm_term=how+to+replace+heating+element+in+kenmore+gas+dryer PDF link annotation
- http://businessoutsourcing.org/aladdin_2019_legendado_mega9z6hc.pdfIn PDF document text
- http://furniture21.online/45934487917gdk5g.pdfIn PDF document text
- http://xefawojuj.mygamesonline.org/affairscloud_2020.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4484804/normal_6029e3f5b80d4.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4499635/normal_60561a0be97fc.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4478134/normal_6041b4f159c51.pdfIn PDF document text
- http://xevojifixifepi.scienceontheweb.net/basotho_history.pdfIn PDF document text
- http://clientbluebadge.com/sony_str-de845_protector_modeamolq.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4417664/normal_5fe7f4ab6c77b.pdfIn PDF document text
- http://nutusugeralinet.mypressonline.com/vertigo_exercises.pdfIn PDF document text
- http://tokio-2020.fun/wosomop93f81.pdfIn PDF document text
- https://nebavorod.weebly.com/uploads/1/3/1/4/131406600/3c94924848f.pdfIn PDF document text
- http://kiritisivasol.mywebcommunity.org/brightsign_xt244.pdfIn PDF document text
- http://legibovusapezo.mypressonline.com/alkaline_herbal_medicine_free.pdfIn PDF document text
- https://jirakeleda.weebly.com/uploads/1/3/5/9/135992973/4706823.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4416501/normal_604820cb5dc56.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.daltonmaag.com/In PDF document text
- https://uploads.strikinglycdn.com/files/4db9501c-dfc8-4603-b756-a0a839591c89/what_is_a_computer_operating_system_example.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/19b1b87b-fcb9-474f-b049-66ec2cabbe4b/16248595434.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/b01fd5ee-c7bf-47ed-8206-cc5e9ba0cc9c/84896731127.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/9fc3579f-1511-43a0-bcfe-384e9277d931/dr_wahls_meal_plan.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000edcf.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEDCF | 5492 bytes |
SHA-256: db15873cb1e50b2fbf024cd4b746253319d616d7e140edb9f055269f93d43a00 |
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font_01_sfnt_off0001005e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1005E | 11312 bytes |
SHA-256: 2e313417cd7b515963c1da7518f6c72f8daa574ad83ed44fa3fdb62112393561 |
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font_02_sfnt_off00012683.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12683 | 4324 bytes |
SHA-256: 1158d95dac44631f497756703988ba3645251422e7ff0015d3fca430225e7c3e |
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