MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF file contains numerous external links, a common tactic for SEO spam or phishing campaigns. The ClamAV detection and ML classifier strongly indicate malicious intent, specifically identified as a phishing trojan. The embedded URL and the link farm heuristic suggest the primary goal is to redirect users to potentially malicious sites.
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://pelibifir.ru/123?utm_term=orbit+irrigation+controller+manual PDF link annotation
- https://cdn-cms.f-static.net/uploads/4487927/normal_60523772d59bc.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4495525/normal_602eb3009b2d2.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4448129/normal_605ff7251dce9.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4454048/normal_601b2f300a35a.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/2fbbe106-c85b-4f98-a71d-b69331accc74/weber_charcoal_grill_rotisserie_parts.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/10817ff8-616c-4131-9070-263167e7c9ab/xelovawubuwa.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/884852ec-abc9-4a45-9a77-6df6858218de/cuales_son_los_articulos_dela_constitucion_mexicana_mas_importantes.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/10f96217-7087-4265-9fbe-9fbcf542d3b0/dell_3847_motherboard_specs.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/53306675-548d-44fb-b714-2cfe5e7444e0/20252513903.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/5143f1c1-ff99-4188-b256-7e4d19482bcf/59813023876.pdfIn PDF document text
- https://ecab545c-19d2-4654-b6ac-fb8b9749f5ba.filesusr.com/ugd/e5412a_1a4ea15fd51d48a38e5ac0376bdc8ac5.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/b276c3cf-1dbe-4ff4-aabc-133723a16d1d/20148506699.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/17726e9a-aef5-4a3d-abfa-70b855ceb420/which_plantronics_headset_is_the_best.pdfIn PDF document text
- https://34fef40c-4934-4c56-b24d-59915ed92566.filesusr.com/ugd/806295_704c5a3829394226afcd4742a35c572c.pdf?index=trueIn PDF document text
- https://3568c1c9-c281-4b9a-9ea9-d5d291e0176b.filesusr.com/ugd/e5d8db_4c2332dce3114551982b28d4132293f0.pdf?index=trueIn PDF document text
- https://746420f6-3007-491b-ba72-fd43be5094e5.filesusr.com/ugd/277b62_91b6e4dae43b48eebfd620bfc0383988.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/d9237d18-b2ee-4d05-8ecc-2fbb153b7e25/what_is_the_bolt_pattern_on_a_2019_honda_accord.pdfIn PDF document text
- http://wizigipixe.atwebpages.com/2007424851.pdfIn PDF document text
- http://tizeruxabono.onlinewebshop.net/quantitative_aptitude_short_tricks.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_off0000cb65.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCB65 | 5108 bytes |
SHA-256: 2a17bfaa1017ba170f13d1be38fd8d14e7e683653c1520df131813ebc8a724a3 |
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font_01_sfnt_off0000dcb5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDCB5 | 10212 bytes |
SHA-256: 9605b4f6648c25e3a8b7e7943af9064a82f02015fbb54ae9c60b5e90e180b638 |
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