MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file was identified as malicious by a machine learning classifier and ClamAV, detecting it as a phishing trojan. It functions as a link farm, containing numerous URLs pointing to compromised WordPress sites and other disposable hosting. These links likely lead to phishing pages or further malware downloads, indicating a spearphishing attachment attack vector.
Machine Learning
- Nyx PDF Classifier malicious score 0.9860
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://vrajacreation.com/uploaded_files/userfiles/files/55267372914.pdf In PDF document text
- http://www.asejnrtigers.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/16098cf2241fba---bekos.pdfIn PDF document text
- https://zd-zeta.com/uploads//files/202108061931252072.pdfIn PDF document text
- https://ceccargiurgiu.ro/userfiles/file/48029917405.pdfIn PDF document text
- https://cleaner.pl/userfiles/file/64835242755.pdfIn PDF document text
- http://savitaco.com/uploads/images/files/10886573964.pdfIn PDF document text
- http://xdata.pl/app/webroot/img/ckf/files/48052167982.pdfIn PDF document text
- http://zadonskiy.ru/wp-content/plugins/formcraft/file-upload/server/content/files/16091706d30deb---39405374445.pdfIn PDF document text
- http://halongbaycruises.org/upload/files/noniremuwafipurogarezazat.pdfIn PDF document text
- https://web-sila.ru/wp-content/plugins/super-forms/uploads/php/files/f95f996dae034773a5e8e0b39088577d/wedimi.pdfIn PDF document text
- http://reiki-roots.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/1606cc0bb52786---3943835136.pdfIn PDF document text
- https://blokhol.com/upload/files/jaxemonija.pdfIn PDF document text
- http://www.ettermanenterprises.com/ckfinder/userfiles/files/berizawexijo.pdfIn PDF document text
- https://creationstationdance.com/wp-content/plugins/formcraft/file-upload/server/content/files/160bb5aa61e751---gixaforowovojugukozodi.pdfIn PDF document text
- https://macroedunet.com/userfiles/file/80074046769.pdfIn PDF document text
- https://www.rougeindigo.com/ckfinder/userfiles/files/50295287632.pdfIn PDF document text
- http://schooldistrictservices.com/clients/f/f6/f6ab1571d2cdf5e569af7b76e288b17c/File/45446479208.pdfIn PDF document text
- http://xn--aknmedikal-yub.com/uploads/file/76371772946.pdfIn PDF document text
- https://srp-galabau-rostock.de/wp-content/plugins/super-forms/uploads/php/files/tm8bokvnjmd2eup7oqi0t7pn1t/13931566231.pdfIn PDF document text
- https://marciasmithconsulting.com/wp-content/plugins/super-forms/uploads/php/files/488a251802ce8c8b98b45bd1d7398fea/daviwaniw.pdfIn PDF document text
- https://www.onestopnaturalstore.ca/wp-content/plugins/super-forms/uploads/php/files/4ua1gtok51i1krno00co512mi9/gaxaxaloser.pdfIn PDF document text
- https://forumhrdbekasi.com/webroot/userfiles/files/medarabumazawiwikawodade.pdfIn PDF document text
- http://blissrenewbeauty.com/newerac2c/userfiles/file/girixududozezozo.pdfIn PDF document text
- https://dascalita.ro/app/webroot/files/userfiles/files/dipegigivetuzedi.pdfIn PDF document text
- https://aquariumfargo.com/wp-content/plugins/super-forms/uploads/php/files/6ad8c1a92d3f7290615962a94588e794/selusanugipolubijuvexu.pdfIn PDF document text
- http://videoacceso.com/wp-content/plugins/formcraft/file-upload/server/content/files/16081abbbc37f3---zupoxib.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/A3Ryygt5BCM/uplcv?utm_term=trazodone+hcl+davis+pdfPDF 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_off0000e668.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE668 | 17516 bytes |
SHA-256: 12d316367a2a04bf3c5af1f533657a6070ef9d5447b9b4be01024a9db3f3f47f |
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font_01_sfnt_off00011434.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11434 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00012c4b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12C4B | 10708 bytes |
SHA-256: e1683be15622ba893a6f552e06bd1ce5027f3bb498bbcce63f086290540772a1 |
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