MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF file was flagged by a machine learning classifier and ClamAV as malicious. It contains numerous embedded URLs that form a link farm, pointing to various disposable domains and compromised CMS upload storage. The primary function appears to be directing users to potentially malicious or phishing websites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9971
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 http://www.neoneofitou.com/ckfinder/userfiles/files/jisapusewubumigolalowoj.pdf In PDF document text
- http://cesvil.it/filesUploads/file/zufuwuxaxopexanajukeruv.pdfIn PDF document text
- https://makiriaszto.hu/ckfinder/userfiles/files/wawinadanizewidozevazu.pdfIn PDF document text
- https://aldurra.ly/images-editeur/img/file/74482722366.pdfIn PDF document text
- http://maychamsocda.vn/images/userfiles/file/tosaratuwa.pdfIn PDF document text
- https://robertmatzuzi-massagetherapist.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/1614f731ca2c50---marobuduza.pdfIn PDF document text
- http://ipceurope.be/assets/file/posoweboben.pdfIn PDF document text
- https://www.americanapi.com/wp-content/plugins/formcraft/file-upload/server/content/files/1614f21941bc84---xezinodatulepuzofupilod.pdfIn PDF document text
- https://kimcert.net/E/file/68522349793.pdfIn PDF document text
- http://rigdrilling.org/userfiles/file/nizitilunexekakesifefugax.pdfIn PDF document text
- http://www.expo-hotel.com/english/wp-content/plugins/formcraft/file-upload/server/content/files/16131395643ba3---6332516172.pdfIn PDF document text
- https://cargobull.cz/res/file/53211430520.pdfIn PDF document text
- http://georgekoldun.com/var/upload/file/33956745509.pdfIn PDF document text
- http://thefencedocumentary.ca/adminfiles/file/ludek.pdfIn PDF document text
- http://word.mn/uploads/assets/rozoketonimuvu.pdfIn PDF document text
- http://meteoratourismactivities.com/files/files/wazewipufur.pdfIn PDF document text
- https://www.havanasalsa-dance-tours.com/wp-content/plugins/super-forms/uploads/php/files/8e24ea7befea3a47c14ca6638fdf4d35/nataliwifibi.pdfIn PDF document text
- https://spherule.org/wp-content/plugins/super-forms/uploads/php/files/jimcre53lbht29pc8so386h2e1/13557654336.pdfIn PDF document text
- http://aqua4you.hu/userfiles/file/befej.pdfIn PDF document text
- https://dongcohonda.com/userfiles/file/suzixalivunegiwilenojazix.pdfIn PDF document text
- https://mumegram.com/userfiles/file/23546707012.pdfIn PDF document text
- https://promoform.coreform.it/uploads/file/xekebowilaxobu.pdfIn PDF document text
- http://club-integra.ru/userfiles/file/67611266352.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/3CAf4wW3hvY/uplcv?utm_term=niv+ewb+free+downloadPDF 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_off0000b059.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB059 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000c870.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC870 | 10348 bytes |
SHA-256: ed03f479571cb9018618b5b23f0159bf5f1366f5968007a0a7c360eae92122d9 |
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font_02_sfnt_off0000dfec.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDFEC | 17292 bytes |
SHA-256: d3bbfccbadf0e50f083ce33ac505bf352b691e7c6f635c00c32ab42ce7aed263 |
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