MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded URLs, many of which point to compromised WordPress sites or disposable hosting, suggesting a link farm designed to distribute malicious content or phish users. The ML classifier and ClamAV detection strongly indicate malicious intent, likely related to phishing or malware delivery.
Machine Learning
- Nyx PDF Classifier malicious score 0.9975
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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://catamma.ru/uplcv?utm_term=what+should+we+write+in+email+while+sending+resume PDF link annotation
- https://boyanbolyarski.com/userfiles/file/7967222452.pdfIn PDF document text
- http://kxnjl.com/userfiles/files/digamasurit.pdfIn PDF document text
- http://av72-reklama.ru/userfiles/file/16317552738cf430867408678d1a5a.pdfIn PDF document text
- http://househouse.it/userfiles/files/wufafaj.pdfIn PDF document text
- https://kottayammedicalcollege.org/CMS/ckfinder/userfiles/files/vuwiduxotujabisodas.pdfIn PDF document text
- https://service-panev.com/userfiles/vadavafakik.pdfIn PDF document text
- https://euchebnici.com/img/file/78719099327.pdfIn PDF document text
- http://pozitron-s.ru/userfiles/file/witebogun.pdfIn PDF document text
- http://www.travelwithtaangoo.com/img/file/nenepoxozurusuredudewuvu.pdfIn PDF document text
- https://adikkedua.com/contents/files/litipipe.pdfIn PDF document text
- https://lightupalife.org.uk/wp-content/plugins/formcraft/file-upload/server/content/files/16134fc5edcb53---10790866427.pdfIn PDF document text
- http://belgium-ex.com/images/blog/file/95005887406.pdfIn PDF document text
- http://penzionnakrizankach.cz/ckfinder/userfiles/files/bazukatizojasuxesavub.pdfIn PDF document text
- http://www.siscard.com/wp-content/plugins/formcraft/file-upload/server/content/files/161357b679cae1---85161161676.pdfIn PDF document text
- http://businessplan-capalpha.eu/mbp/upload/images/images/upload/ckfinder/4274530231.pdfIn PDF document text
- http://markfarolaw.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/69023336857.pdfIn PDF document text
- http://novaserv.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613a6e6b8ef74---kimogopasejinezu.pdfIn PDF document text
- https://gameclub.by/uploads/files/votudukuxitusej.pdfIn PDF document text
- http://kondicionery-pushkino.ru/upload_picture/file/45060614523.pdfIn PDF document text
- http://paramountswimwear.com/userfiles/files/46915512401.pdfIn PDF document text
- https://jnvhardoi.org/ckfinder/userfiles/files/58411379746.pdfIn PDF document text
- https://pmeds.us/userfiles/file/gabafow.pdfIn PDF document text
- http://www.c-l-r-p.com/admin/ckfinder/userfiles/files/soserabizetamib.pdfIn PDF document text
- http://acupunctuuryao.nl/ckfinder/userfiles/files/29298284301.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_off0000b49b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB49B | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000ccad.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCCAD | 14632 bytes |
SHA-256: 80ae674773447a91bb7a47d908999210ff160ce421ee607aaa64ab3c5f2d894f |
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font_02_sfnt_off0000f150.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF150 | 10876 bytes |
SHA-256: e4a02f46ceb9e41c4eb44945233d1961bee96c4a984837e68392f702fad4b44a |
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