MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file contains numerous embedded URLs, many of which point to compromised WordPress sites or disposable domains, indicating a link farm designed to redirect users to potentially malicious content. The ClamAV detection and ML classifier strongly suggest malicious intent, likely phishing or malware distribution via these links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9992
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://www.bouwenaaneensterkwerkgeversmerk.nl/wp-content/plugins/formcraft/file-upload/server/content/files/16074966c8d885---14499756120.pdf In PDF document text
- http://fruitsad.pl/images/file/26930151531.pdfIn PDF document text
- http://primaneighbors.com/userimages/46058930379.pdfIn PDF document text
- http://feynburg-uhren.de/uploads/65810252710.pdfIn PDF document text
- http://cnc-soustruzeni.cz/files/file/nijonureguvi.pdfIn PDF document text
- http://ahcxdq.com/uploads/file/211838574490.pdfIn PDF document text
- http://finchamauto.com/pics/kagafibokazuzeg.pdfIn PDF document text
- https://vernadoc.com/wp-content/plugins/super-forms/uploads/php/files/aae3758a74c3af45ca8c983ee64f8019/lusalekonowa.pdfIn PDF document text
- http://angarakshaksecurity.com/userfiles/file/kegeveluwupuvotililijibis.pdfIn PDF document text
- http://ipvoicenj.com/wp-content/plugins/formcraft/file-upload/server/content/files/160f4cfb026564---tipumifugulefakaluduwo.pdfIn PDF document text
- http://mesahighclassof63.com/clients/79820/File/42549044282.pdfIn PDF document text
- https://aljazeerahpetroleum.ae/userfiles/files/simewavupidikesawof.pdfIn PDF document text
- https://gym-rectif.fr/ckfinder/userfiles/files/vonirowuwubakubojisiba.pdfIn PDF document text
- http://brilsports.ro/userfiles/file///mumivotopuzez.pdfIn PDF document text
- http://birons.net/wp-content/plugins/super-forms/uploads/php/files/4580d98c65b089dc86dba0c932f6722c/46956614225.pdfIn PDF document text
- http://viettruss.com/upload/file/lotagofetigifox.pdfIn PDF document text
- http://famcareconnect.org/wp-content/plugins/formcraft/file-upload/server/content/files/1607d6a9d519d1---97004924315.pdfIn PDF document text
- http://dachastyle.com/userfiles/file/6937690199.pdfIn PDF document text
- http://mfcwestenkwartier.nl/beta/userfiles/file/desinupafidimazubejuguxi.pdfIn PDF document text
- http://ladyvenus.it/userfiles/files/mumofozoviwitiwatemoji.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/1xuhb7AK25c/uplcv?utm_term=venn+diagram+probability+worksheet+tesPDF 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_off0000ceda.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCEDA | 19080 bytes |
SHA-256: f72b129e3a29e30475e32a4553859f38d2bcbf06f2cfce2510b46eff6d8a990c |
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font_01_sfnt_off000100ef.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x100EF | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00011906.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11906 | 11240 bytes |
SHA-256: 789c1474b611a8aaf6269d3b22d4c52b338e9508ca6162173eba1b89bc28f4fb |
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