MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF file was identified as malicious by a machine learning classifier and ClamAV. It functions as a link farm, containing numerous embedded URLs that point to compromised CMS uploads and disposable hosting. The primary purpose appears to be directing users to external, potentially malicious content, which is a common tactic for phishing or malware distribution.
Machine Learning
- Nyx PDF Classifier malicious score 0.9912
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://christianbelieversmatrimony.com/web/christiansbelieversmatrimony/photos/ckeditor/files/letusomo.pdf In PDF document text
- https://ascii.tn/web/cgi/file/vezuneguvopig.pdfIn PDF document text
- http://musthighschool.mn/ckfinder/userfiles/files/vasoderarafagijijiki.pdfIn PDF document text
- http://revistaspontan.ro/assets/ckfinder/core/connector/php/uploads/files/lavavesozosedadapi.pdfIn PDF document text
- http://wsm.hk/images/files/36430361881.pdfIn PDF document text
- https://inprovitcentroamerica.com/ckfinder/userfiles/files/lapiragotofezewu.pdfIn PDF document text
- https://creationstationdance.com/wp-content/plugins/formcraft/file-upload/server/content/files/16131c46470a67---pakatukabagelogeme.pdfIn PDF document text
- https://metroguards.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/1613978eeb8668---kebijatotuwejotemed.pdfIn PDF document text
- http://startent.ru/SITE/files/editor/file/pisobitob.pdfIn PDF document text
- http://odumakus.com/uploads/files/1348983278.pdfIn PDF document text
- https://efficimm.fr/userfiles/files/46150739123.pdfIn PDF document text
- http://www.phuongdonggolf.vn/app/webroot/uploads/files/dimezumepevedepunezazok.pdfIn PDF document text
- https://bokseinstituttet.dk/wp-content/plugins/formcraft/file-upload/server/content/files/16140eb6bec63f---89085710860.pdfIn PDF document text
- http://goref.ru/files/file/98126009486.pdfIn PDF document text
- https://31app.com/userfiles/file/37784953980.pdfIn PDF document text
- http://ncteonline.com/userfiles/file/joraripema.pdfIn PDF document text
- http://grandp.ru/userfiles/file/jusovumezajo.pdfIn PDF document text
- http://abovomedia.hu/_user/file/76803111567.pdfIn PDF document text
- http://bancasemecanino.com/userfiles/files/2018590465.pdfIn PDF document text
- http://www.tempshift.com/app/webroot/files/uploadimagesfile/16179208286.pdfIn PDF document text
- http://www.lentilles-progressives.fr/wp-content/plugins/formcraft/file-upload/server/content/files/161380c0e5a2c4---46241621516.pdfIn PDF document text
- http://www.kinoimaging.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1612f9b12e9f40---23563601306.pdfIn PDF document text
- https://holocaustresearch.pl/nowy/photo/file/34643070206.pdfIn PDF document text
- http://bon-mar.com/fck_user_files/file/xinigi.pdfIn PDF document text
- https://doitoutdoorz.com/file/LWbbpwat3OlznBhA.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/LPIa9PGmDLg/uplcv?utm_term=approach+club+degreePDF link annotation
- http://alessandrotria.altervista.org/areap/ckfinder/userfiles/files/39415413605.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://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_off0000dfab.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDFAB | 18792 bytes |
SHA-256: 4527366a01f1d0120192ce661b42834c23847219e38102df1901da9c8a5c060f |
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font_01_sfnt_off000110b0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x110B0 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off000128c7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x128C7 | 10552 bytes |
SHA-256: 732815ae1bec72cfac5957c1e5de8c1d5247dc800e2baa61c33164cf77a36089 |
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