MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It functions as a link farm, containing numerous external URIs, with one specifically pointing to a potentially malicious domain. The document's structure and content suggest it's designed to redirect users to external sites, possibly for phishing or SEO manipulation.
Machine Learning
- Nyx PDF Classifier malicious score 0.9996
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://midufefew.ru/wix?keyword=unidad+3+etapa+1+actividades+para+todos+answers PDF link annotation
- https://tatonipek.weebly.com/uploads/1/3/4/8/134874136/finunum-pirad-najelokomuzuv.pdfIn PDF document text
- http://nadugavuwitaleb.iblogger.org/zerodha_varsity_module_9.pdfIn PDF document text
- https://dizuvojuxi.weebly.com/uploads/1/3/1/1/131163617/miwejevenudimudodi.pdfIn PDF document text
- https://zanudega.weebly.com/uploads/1/3/1/1/131164011/8724588.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4454286/normal_600e520d89693.pdfIn PDF document text
- https://vifejekim.weebly.com/uploads/1/3/5/3/135322606/7020827.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4383917/normal_60445f1ed908b.pdfIn PDF document text
- https://davanowaxisipu.weebly.com/uploads/1/3/5/3/135318110/worobitovena-vuwebuj.pdfIn PDF document text
- https://cdn.sqhk.co/togodawexu/njgiAbR/fuel_up_to_win_2019_game_board.pdfIn PDF document text
- https://cdn.sqhk.co/tenokesime/JiiyrAH/67141734046.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4383923/normal_5febb609952e0.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/4d408c23-d85a-41ae-98b8-315ba7ff6714/visawipofujozuwokir.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/4df941e0-e01a-4e82-8a63-efd9817ae84d/ariens_824_snowblower_repair_manual.pdfIn PDF document text
- https://02796127-04ec-4c85-b270-c6f7310ebb18.filesusr.com/ugd/ce0e6d_1e90aa7cfce040fea87ec66747c6c1c6.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/4ebe44bb-7bb1-450b-9447-a3913197d693/jebimopenuzix.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/592b3c11-2080-41c7-b6ca-7951ceff8a1f/9160265806.pdfIn PDF document text
- https://be08d7d4-326a-4801-be9d-4496af17a43b.filesusr.com/ugd/d31907_2173c4114d2a4172922233b44e4cee59.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/55ebd6ae-d2b5-481f-9bdb-4e71095ca356/a_canticle_for_leibowitz_chapter_1_summary.pdfIn PDF document text
- https://d5cf7a15-73c9-49c9-ad57-d4f0303abb0c.filesusr.com/ugd/0d002d_486e1b487ce4454bbbe088e0d6f3c4a5.pdf?index=trueIn PDF document text
- http://fivasire.rf.gd/4742310098.pdfIn PDF document text
- https://e97408dc-4b05-4e3b-9f19-f4127feb49ef.filesusr.com/ugd/a42eed_66656615d55749d38107a080053e878c.pdf?index=trueIn PDF document text
- http://luwutijawalokug.rf.gd/2276132114.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_off00011f9e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11F9E | 5396 bytes |
SHA-256: 1b5324d68c94003fc54e536a7e7eb4b5cfe4fa10a4560ad804c6087ae4a24642 |
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font_01_sfnt_off00013226.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13226 | 12412 bytes |
SHA-256: b84d58cc0e4efa51e6bdd92f8af678b9db80eb8039f5a4dda7429b59a4380820 |
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