MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file contains a large number of external links, many hosted on disposable domains, suggesting a link farm or phishing operation. The document body, though heavily obfuscated, contains text related to 'Medicare non participating provider form', indicating a lure to trick users into clicking malicious links. The ML classifier and ClamAV detection strongly indicate malicious intent, likely for phishing or malware distribution.
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://ponafet.ru/123?utm_term=medicare+non+participating+provider+form PDF link annotation
- https://lurafavef.weebly.com/uploads/1/3/0/8/130813461/rupib.pdfIn PDF document text
- https://zisafidavilux.weebly.com/uploads/1/3/2/8/132814196/9429731.pdfIn PDF document text
- https://repawuwo.weebly.com/uploads/1/3/5/3/135313919/jofosugakat_likubabatusurur_xetexuw.pdfIn PDF document text
- https://wotujajatedigi.weebly.com/uploads/1/3/5/2/135295120/lupew_kapesadubojeru.pdfIn PDF document text
- https://silavetej.weebly.com/uploads/1/3/5/3/135314504/kafegivusa.pdfIn PDF document text
- https://ganuzuvotaju.weebly.com/uploads/1/3/5/3/135304652/gowomef_bupukezetar_xewaw_xibol.pdfIn PDF document text
- https://novagonuneji.weebly.com/uploads/1/3/1/4/131483078/meneneruzigobeveda.pdfIn PDF document text
- https://fovivijidilel.weebly.com/uploads/1/3/4/8/134888041/8208487.pdfIn PDF document text
- http://zewegirugiputix.22web.org/investment_agreement_form.pdfIn PDF document text
- https://pizakatunif.weebly.com/uploads/1/3/1/8/131856177/rexuwupaw.pdfIn PDF document text
- https://rolosakuzorega.weebly.com/uploads/1/3/1/3/131379035/70f5ef14898d.pdfIn PDF document text
- http://dedukali.22web.org/zepepubupijitabepa.pdfIn PDF document text
- https://pogiwaxo.weebly.com/uploads/1/3/5/3/135312355/bidadunewuso-jawivoduwenugom-rizawuriba-dufet.pdfIn PDF document text
- https://dadurafiwazozu.weebly.com/uploads/1/3/4/7/134768329/mikemaliwafewuk-tarowafa-zorafojuredib-dibitupape.pdfIn PDF document text
- http://sidibifurup.22web.org/guvuf.pdfIn PDF document text
- https://wojanoxunoliwam.weebly.com/uploads/1/3/5/3/135394081/pozumigofupuse-jabolofuzinezej.pdfIn PDF document text
- https://bojuwidus.weebly.com/uploads/1/3/4/6/134698781/wilujapepula.pdfIn PDF document text
- https://tusubolamofe.weebly.com/uploads/1/3/5/3/135322079/75a8bf2b275fe.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://436c154b-1c2d-4c60-9768-ed3a268ef5e1.filesusr.com/ugd/e8e253_8ff557a643014fe89297de1dc7725428.pdf?index=trueIn PDF document text
- http://zatigiragu.epizy.com/53868760040.pdfIn PDF document text
- http://nolusiwafaki.epizy.com/alphabetisation_et_developpement.pdfIn PDF document text
- https://43cb2d18-1589-43a7-b1c5-fe1278e1c76d.filesusr.com/ugd/370b54_c246f62af83d46b983d3a592cdf91163.pdf?index=trueIn 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_off00010b47.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10B47 | 5328 bytes |
SHA-256: eb56cdf6b25c7d87065a39932b2747879c812427914f14d1dfd4e905dfec7185 |
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font_01_sfnt_off00011d6d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11D6D | 10172 bytes |
SHA-256: d19899aa52f13dee2a2932ffdceb1cbfba519f94a7992f711971685d44bea5c4 |
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