MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains a link farm pointing to multiple domains, several of which are hosted on compromised CMS platforms, indicating a phishing or redirection attempt. The ML classifier and ClamAV detection strongly suggest malicious intent, likely to lure users to malicious sites or download further payloads.
Machine Learning
- Nyx PDF Classifier malicious score 0.9997
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.louthadventures.ie/wp-content/plugins/formcraft/file-upload/server/content/files/1606eab23793e0---tijajin.pdf In PDF document text
- http://www.polni.si/Images/files/nilixizari.pdfIn PDF document text
- http://asianaccounting.com/admin/fckeditor/userfiles/file/71636068082.pdfIn PDF document text
- https://www.icslights.com/wp-content/plugins/super-forms/uploads/php/files/667bbdf4daf863279b91cec000f46bca/87535821605.pdfIn PDF document text
- http://www.ecvbrass.ch/user/web/file/pigoxoxawibujuta.pdfIn PDF document text
- https://thepetrichortouch.com/wp-content/plugins/super-forms/uploads/php/files/cke479inapsfbfpqonernqgs0c/zakuzutadimulotefin.pdfIn PDF document text
- http://skiflogistics.ru/userfiles/file/1092860376.pdfIn PDF document text
- http://tsrmmessina.it/userfiles/files/4368572172.pdfIn PDF document text
- https://krassimirtaskov.com/userfiles/files/birodiwebavelejidumelefag.pdfIn PDF document text
- http://qamsar.org/userfiles/files/18835216259.pdfIn PDF document text
- https://pottoka.info/files/galeria/files/99511440630.pdfIn PDF document text
- https://wurstfargo.com/wp-content/plugins/super-forms/uploads/php/files/baffc366881572a6f16c24ed01b94c6b/jabapitit.pdfIn PDF document text
- http://aodaibooking.com/FileData/ckfinder/files/20210709_47C61AEC1128D200.pdfIn PDF document text
- https://www.qbuildsoftware.com/wp-content/plugins/super-forms/uploads/php/files/f9f1bbebaf9d491769b9d13326b5ba17/nigipobegogufid.pdfIn PDF document text
- http://evolutionchonburi.com/userfiles/files/bojazefumulugisarewefital.pdfIn PDF document text
- http://luisacortesearchitetto.it/userfiles/files/79204267545.pdfIn PDF document text
- http://fogathajtohirek.hu/fckfiles/file/duzesigeliferajonuf.pdfIn PDF document text
- https://masini-de-ambalat.ro/images/userfiles/vamirewipuzidedatozowe.pdfIn PDF document text
- https://www.mercedesbenzofaustinservice.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a533bf4313b---regawotimomusawujawasusaf.pdfIn PDF document text
- https://bonpetsupply.com/wp-content/plugins/formcraft/file-upload/server/content/files/16086c14a15ffe---95702672462.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/fzgW7-mxBc0/uplcv?utm_term=cuanto+vale+un+metro+cubico+a+centimetros+cubicosPDF 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_off0000d0f0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD0F0 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000e902.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE902 | 17452 bytes |
SHA-256: 3d73a4292c45fa25a01cab12faffdf3ec5915ef4c67512816173e66c36e1c537 |
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font_02_sfnt_off000114a6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x114A6 | 10728 bytes |
SHA-256: edf640d341055ac54d844228907c57155f5b4055e6edfab8623dd5c190a59d0e |
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