MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The file is identified as malicious by ClamAV and an ML classifier, with multiple heuristics indicating it functions as a link farm. Several URLs point to PDF files hosted on compromised CMS upload directories, suggesting a distribution mechanism for phishing or malware. The document body is unreadable, but the presence of numerous links and the nature of the heuristics strongly indicate a malicious intent to redirect users.
Machine Learning
- Nyx PDF Classifier malicious score 0.9973
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://www.nobleorthodontic.com/wp-content/plugins/super-forms/uploads/php/files/c533471e8504232d3868bd6bb5a9d986/14328804020.pdf In PDF document text
- https://ms01bet.com/contents/files/gufuw.pdfIn PDF document text
- http://ordineveterinarivenezia.eu/userfiles/files/58157223610.pdfIn PDF document text
- http://ranjitabiswas.com/userfiles/files/voxan.pdfIn PDF document text
- http://miamiwars.pl/wp-content/plugins/super-forms/uploads/php/files/365cc303525e62fde168e05f74276e7a/jimeloxofonakozanov.pdfIn PDF document text
- https://www.dekleinewerf.nl/wp-content/plugins/formcraft/file-upload/server/content/files/16133c2a8da90c---wikojowoxemujikolerumeruf.pdfIn PDF document text
- http://ptaki.info/imgekoprojekty/files/19525092715.pdfIn PDF document text
- https://arhiapp.web-idea.ro/app/webroot/files/userfiles/files/pavakadadovifubefiv.pdfIn PDF document text
- http://ferien-in-zahren.de/images/file/xonawatenelozugaridomux.pdfIn PDF document text
- http://alsace.annuaire-regional.com/ckfinder/userfiles/files/54194682316.pdfIn PDF document text
- http://poexali.org/static/image/_u/system/files/4823395297.pdfIn PDF document text
- http://martom24.pl/martom/userfiles/file/gigewidofalofubuw.pdfIn PDF document text
- http://stolizstekla.ru/userfiles/file/joxodijutadoz.pdfIn PDF document text
- https://www.lipca.com/ckfinder/userfiles/files/62179680381.pdfIn PDF document text
- http://ajitcoatings.com/uploads/791661230.pdfIn PDF document text
- http://iseveranscopy.com/upload/editor/file/17320323377.pdfIn PDF document text
- https://www.temsilcisitesi.com/wp-content/plugins/formcraft/file-upload/server/content/files/16159f33c1a1d1---xesinibezujovem.pdfIn PDF document text
- http://savemaxint.com/files/file/30783248708.pdfIn PDF document text
- http://kmimmigrationlaw.com/userfiles/file/mesopefomitanutugebaf.pdfIn PDF document text
- http://rudolphalexander.com/uploads/files/kesajuvivudajugedamur.pdfIn PDF document text
- http://hutnia.pl/userfiles/file/giguvunuw.pdfIn PDF document text
- http://japhina.com/upload/file/rezeximepajolerekuj.pdfIn PDF document text
- https://thriveelearning.com/wp-content/plugins/super-forms/uploads/php/files/40624bce07d70f87bf654d20f8f9b8c6/xenaxegugiterute.pdfIn PDF document text
- http://home-plast.ru/foto/files/65322760263.pdfIn PDF document text
- https://feedproxy.google.com/~r/Gsjc/~3/23D8k0Ec_6w/uplcv?utm_term=troupe+of+dancersPDF 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_off0000edc6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEDC6 | 10440 bytes |
SHA-256: db55d5692a8028ca0cb240f8fc754587743f87b2d2ef9f4c1897e39fe2f567db |
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font_01_sfnt_off0001058b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1058B | 20108 bytes |
SHA-256: b29cc25e0fedc6e8159d232dc1970c7e5c7e15dc88fa650bccf9c2cd079812e6 |
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font_02_sfnt_off00013a36.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13A36 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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