MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF 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 hosted on compromised WordPress installations or disposable domains, suggesting a link farm or phishing lure. The presence of external URIs and link farms points towards an attempt to redirect users to malicious content or phishing sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9951
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://inwebjor.ru/uplcv?utm_term=cuisinart+coffee+maker+cleaning+instructions+12-cup PDF link annotation
- https://thejasmineway.net/wp-content/plugins/super-forms/uploads/php/files/0d4nd65ig73o5ek8jt36pq8hag/4389865583.pdfIn PDF document text
- http://alfadent-volg.ru/images_uploads/files/rakozi.pdfIn PDF document text
- http://aczelzalog.hu/tmp/81533387107.pdfIn PDF document text
- http://danfilenemd.com/clients/67744/File/xopepipofebewovupa.pdfIn PDF document text
- http://www.primalegal.eu/wp-content/plugins/super-forms/uploads/php/files/ihtjr4qb8rcp9oubcik9qrhbp6/66042590542.pdfIn PDF document text
- https://ukmriptek.org/codeIgniter-hmvc/userfiles/files/rafekusiguxuzigifet.pdfIn PDF document text
- https://vaytieudungtragop.com.vn/wp-content/plugins/super-forms/uploads/php/files/saf537k8mijfp1ckc5pgciumnk/85544898465.pdfIn PDF document text
- http://dermalab.pl/userfiles/file/9036346303.pdfIn PDF document text
- http://vizcsap.hu/files/file/pogasufufapuvojukobekob.pdfIn PDF document text
- https://gulertrafik.com/wp-content/plugins/super-forms/uploads/php/files/8lfc15ld15tnn9t40uh6gpecnn/nipatoxol.pdfIn PDF document text
- https://agilitynd.com/wp-content/plugins/super-forms/uploads/php/files/ddb047bf7273b12794db44213deaa3a9/wevazuj.pdfIn PDF document text
- http://www.farparts.cl/wp-content/plugins/formcraft/file-upload/server/content/files/160bfae740898f---18893208123.pdfIn PDF document text
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/160973af072847---raleb.pdfIn PDF document text
- http://nuitsdartistes.eu/images/file/lonosewuxezetexadelon.pdfIn PDF document text
- https://www.baptistenhardenberg.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1610a5323d40d4---mopogumegoderuz.pdfIn PDF document text
- https://evrenmentese.com/upload/ckfinder/files/jajesurulijukiberozix.pdfIn PDF document text
- http://terralis.eu/catalogue_dynamique/file/1616441777.pdfIn PDF document text
- http://phuongdonggolf.vn/app/webroot/uploads/files/nijuvubakawepo.pdfIn PDF document text
- http://maxitelt.no/wp-content/plugins/formcraft/file-upload/server/content/files/160d19c68d4d59---tunajisirotokevolev.pdfIn PDF document text
- http://xn----8sbpvg0afdbe.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/rj8uhosucprjcnmn3pl238m982/vabexaponezabevajagojifu.pdfIn PDF document text
- https://www.privathospitaletkollund.com/ckfinder/userfiles/files/xigunizikilipikoroju.pdfIn PDF document text
- http://www.movingintofreedom.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a66bb2d8930---83070914163.pdfIn PDF document text
- https://drsaman.com/files/40228454403.pdfIn PDF document text
- http://asea-admin.com/_userfiles/file/20210601235816.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_off0000ea34.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEA34 | 11252 bytes |
SHA-256: 2f1c98882456e66150cdf399d731dd52ec678fccb997cd5ca39b01d370e141e6 |
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font_01_sfnt_off000104d3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x104D3 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00011ce5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11CE5 | 16864 bytes |
SHA-256: c031844cf9e349476d097cba40eff833d4e43781b722d561b94dd637e70eb6ba |
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