MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It contains numerous links to external websites, many of which are hosted on compromised CMS platforms or disposable domains, suggesting a link farm designed to redirect users. The presence of these links and the overall detection points towards a phishing or malware distribution campaign.
Machine Learning
- Nyx PDF Classifier malicious score 0.9911
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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PDF link farm points to compromised-WordPress upload storage medium PDF_COMPROMISED_CMS_UPLOAD_LINK_FARMPDF contains multiple clickable links, across many distinct hosts, whose targets are random-slug files parked in the upload directories of vulnerable WordPress form plugins (FormCraft, Super Forms). This is the hallmark of the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains hosted on compromised sites. The PDF itself carries no exploit — the risk is the linked destinations.
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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://2acontractor.it/images/file/lorinugapik.pdf In PDF document text
- http://ahrestygz.com/userfiles/files/20210902_115952.pdfIn PDF document text
- https://nuevocoach.co.uk/wp-content/plugins/super-forms/uploads/php/files/ad108545809100945fffa7b26f362add/32142373549.pdfIn PDF document text
- http://nuraski.pl/wsg/userfiles/16852281167.pdfIn PDF document text
- https://www.premiumtrade.ro/ckfinder/userfiles/files/74956296429.pdfIn PDF document text
- https://studioconcept-stand.com/fck_userfiles/file/filogiku.pdfIn PDF document text
- http://gianniarnaudo.com/userfiles/files/18264067875.pdfIn PDF document text
- http://www.temaricerca.com/entry2013new/admindia/ckfinder/userfiles/files/kemonupap.pdfIn PDF document text
- http://foreverymuslim.net/home1/forevev3/public_html/foreverymuslim/upload/file/tuzaditalanakufefeg.pdfIn PDF document text
- http://stamforgtechnologies.com/uploads/19609675090.pdfIn PDF document text
- http://landonintergroup.com/ckfinder/userfiles/files/39835014972.pdfIn PDF document text
- http://1utilaje.ro/mm/file/zavesip.pdfIn PDF document text
- http://sangjeom.com/userfiles/file///dafotufirutekogiroj.pdfIn PDF document text
- http://mtecommerce.it/public/news/file/91143076952.pdfIn PDF document text
- http://lookupagency.es/wp-content/plugins/formcraft/file-upload/server/content/files/1613ad7ea8cc99---garazilodo.pdfIn PDF document text
- http://jpind.pl/userfiles/file/lazasisoxini.pdfIn PDF document text
- https://www.nhabe.com.vn/ckfinder/userfiles/files/juruxa.pdfIn PDF document text
- http://fasson.vip/images/editor/files/zutikizeb.pdfIn PDF document text
- http://larben.cz/media/images/upload/file/77076768464.pdfIn PDF document text
- http://thanhcongtechtra.com/upload/files/fipamuvosaxegujes.pdfIn PDF document text
- http://arcenevents.nl/site/upload/files/62301880509.pdfIn PDF document text
- https://dananeye.com/uploads/files/202109082048389946.pdfIn PDF document text
- http://ibrahimabuomira.com/ckeditor/ckfinder/userfiles/files/25105783201.pdfIn PDF document text
- http://sk4education.com/ckfinder/userfiles/files/50823961786.pdfIn PDF document text
- https://khanoomhoteli.com/basefile/khanoomhotelicom/files/72595486003.pdfIn PDF document text
- https://evocative.ru/wp-content/plugins/formcraft/file-upload/server/content/files/16135d6ed7aefb---64055571480.pdfIn PDF document text
- http://epmachine.ru/d/files/megabebavetuwemujuviruwes.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/3vuEKuznOb8/uplcv?utm_term=wps+2.0+hackPDF link annotation
- 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://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000dc4f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDC4F | 10172 bytes |
SHA-256: 809bf286a9bde1451d7239974320302f134ad32313ae712bb3b517a796803d85 |
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font_01_sfnt_off0000f355.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF355 | 17848 bytes |
SHA-256: 8d968bb90f41b6f8c26c282b77ba06b0be65dbb927f9763d8f852ce18d8cd1c9 |
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font_02_sfnt_off000121ca.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x121CA | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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