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 0.9997
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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://mezovuduw.ru/strik?utm_term=how+much+does+gum+grafting+cost+australia PDF link annotation
- https://static.s123-cdn-static.com/uploads/4403683/normal_5ffa7e7b803e8.pdfIn PDF document text
- https://bobovisosusare.weebly.com/uploads/1/3/5/3/135394734/vanetuki-jepilujo-lasix-zefiguxalaxit.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4421062/normal_604513dcc4379.pdfIn PDF document text
- http://rotawafuwuno.scienceontheweb.net/content_validity_and_reliability_of_single_items_or_questionnaires.pdfIn PDF document text
- https://zizojatemizowen.weebly.com/uploads/1/3/4/0/134016780/5161099.pdfIn PDF document text
- https://jubitire.weebly.com/uploads/1/3/4/0/134017652/8644244.pdfIn PDF document text
- https://banodita.weebly.com/uploads/1/3/4/3/134311275/lesokogu.pdfIn PDF document text
- https://patijunig.weebly.com/uploads/1/3/0/9/130969449/batagewerume.pdfIn PDF document text
- https://tojabefe.weebly.com/uploads/1/3/2/3/132303019/cfdfbc50c26461.pdfIn PDF document text
- http://pimesizawox.sportsontheweb.net/tikitaxizidegopumekil.pdfIn PDF document text
- https://lozibojugor.weebly.com/uploads/1/3/1/0/131069840/ca8150cfdf4d5.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4420013/normal_605a8c33de936.pdfIn PDF document text
- https://rulotukipaka.weebly.com/uploads/1/3/0/7/130776525/gapovuva_nepulediba_romenowizimibug.pdfIn PDF document text
- https://bokasopuvozanib.weebly.com/uploads/1/3/4/3/134319525/8a4e3f0.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4410730/normal_5ffa10094dee7.pdfIn PDF document text
- http://kraftmann.su/27017501034k37qv.pdfIn PDF document text
- http://trysoda.club/pokemon_soul_silver_walkthrough_part_1kcihp.pdfIn PDF document text
- http://fawetugamuxix.66ghz.com/76071581529.pdfIn PDF document text
- http://fawanajaxape.22web.org/82819315060.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://tezuzatarezoz.epizy.com/63659051351.pdfIn PDF document text
- http://gotimovogeminir.myartsonline.com/19059892995.pdfIn PDF document text
- http://jamubudoli.epizy.com/22567201487.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_off0000f4e7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF4E7 | 5488 bytes |
SHA-256: 9ffc67354b58926cabe5fbcc5efa5850d2fb304423c5f58cf2b3362025bcff12 |
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font_01_sfnt_off0001077b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1077B | 11376 bytes |
SHA-256: 0898a7c95e4db4ced90953e5439194b6dbb4741157170f3e89d791d3447b3fab |
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