MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF file was detected as malicious by ClamAV and an ML classifier. It contains a link farm pointing to multiple compromised WordPress sites, specifically targeting upload directories within the FormCraft plugin. The presence of numerous disposable hosting links and UTM parameters suggests a phishing or malware distribution campaign. No scripts were extracted, and the document body was unreadable binary data.
Machine Learning
- Nyx PDF Classifier malicious score 0.9835
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://bizwd.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613c47aec08e2---nixuwijelurototilalok.pdf In PDF document text
- http://nage-z.com/ckfinder/userfiles/files/49074072196.pdfIn PDF document text
- http://iburgisidimarsala.eu/userfiles/files/limufop.pdfIn PDF document text
- http://mopron.ru/upload/files/pipazerukanugerinup.pdfIn PDF document text
- https://www.numberoneporthill.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/161353492382b0---nanavogewubisoxinen.pdfIn PDF document text
- https://wscnaturalhealings.com/wp-content/plugins/super-forms/uploads/php/files/68dfd906bf3d5849993475df972c7211/kelexugalupos.pdfIn PDF document text
- http://secoinblock.com/upload/files/90777699209.pdfIn PDF document text
- http://www.prodomasa.com/ckfinder/userfiles/files/mijuvu.pdfIn PDF document text
- http://houselandia.ru/files/92229173353.pdfIn PDF document text
- https://nhahangphongcanh.com/uploads/files/16567313507.pdfIn PDF document text
- http://modern-pro.ru/files/file/werazewavar.pdfIn PDF document text
- https://www.fecomerciomg.org.br/wp-content/plugins/formcraft/file-upload/server/content/files/16132ac74ac736---25447535668.pdfIn PDF document text
- http://pilot-market.ru/new/files/file/sasolejokuvizusazawibazub.pdfIn PDF document text
- http://gartenstadt-apotheke.com/userfiles/file/81029512896.pdfIn PDF document text
- https://longislandinvestmentadvisors.com/nini/userfiles/file/nezesudemaweriwapefupexef.pdfIn PDF document text
- https://whatproperty.ng/ckfinder/userfiles/files/tinovijafikiduxapajetagep.pdfIn PDF document text
- http://autosoftware.company/autoresponders_images/files/zogubu.pdfIn PDF document text
- http://birizgardenhotel.com/userfiles/file/94774910840.pdfIn PDF document text
- https://parisnordmedical.fr/docs/file/268326826.pdfIn PDF document text
- http://www.bash.cl/media/file/gifuwuro.pdfIn PDF document text
- http://epicridesnepal.com/files/sosako.pdfIn PDF document text
- http://vijyaiprismcrm.com/userfiles/files/babuv.pdfIn PDF document text
- https://keralatemples.info/ckfinder/userfiles/files/20149465784.pdfIn PDF document text
- https://zlataraburmevuckovic.com/files/wabodopunekuzofomi.pdfIn PDF document text
- http://for-rent-leuven.com/wp-content/plugins/formcraft/file-upload/server/content/files/16139fa415ecf0---71648020698.pdfIn PDF document text
- https://ud-hobby.com/images/Upload/file/36831494148.pdfIn PDF document text
- http://jamesandsons.ca/userfiles/file/xifokezavopunaf.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/A3Ryygt5BCM/uplcv?utm_term=offline+slots+androidPDF 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_off0000ee26.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEE26 | 18988 bytes |
SHA-256: 80ed4da488f30521d9e286ef0c5d57a597688166b1692dc864e7ca5e91d2d9ab |
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font_01_sfnt_off00011fe4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11FE4 | 10372 bytes |
SHA-256: b3c0e33930d862dd5572a409111c287afc85128b323d3ae084d2a0be66541a96 |
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font_02_sfnt_off00013777.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13777 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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