MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It contains numerous links to external websites, many hosted on compromised CMS platforms, suggesting it functions as a link farm for phishing or malware distribution. The PDF structure and embedded links align with techniques used to redirect users to malicious sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9942
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://brandweeramsterdamamstellanden.nl/userfiles/file/58408672609.pdf In PDF document text
- http://delannahotel.com/user_img/file/17804403063.pdfIn PDF document text
- https://www.hamburgeriaagricola.com/wp-content/plugins/super-forms/uploads/php/files/h0r7n6k3k2ksl56ov7h9a453qc/jodalefuguvisikeladolised.pdfIn PDF document text
- http://designbeginnings.com/upload/file/neguzedigebolimek.pdfIn PDF document text
- https://studiogreenwich.ru/wp-content/plugins/super-forms/uploads/php/files/cf9f464b1adb1c3ddc2f036faf1b4003/sezezuzo.pdfIn PDF document text
- http://luckyassessoria.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160ab4d8b74ded---nuvizijixakarogopo.pdfIn PDF document text
- https://www.histoiresdegroupes.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b008d64bb59---ladigifovimomorosirojipi.pdfIn PDF document text
- https://www.grandiosa.is/wp-content/plugins/super-forms/uploads/php/files/dd4tcql56lulrp7lqbbaiifvs6/voxusoboxurugasos.pdfIn PDF document text
- http://salonlomi.pl/wp-content/plugins/formcraft/file-upload/server/content/files/1608af1c6a430f---lopareruzud.pdfIn PDF document text
- http://mwflower.com/upimagesfile///40220090340.pdfIn PDF document text
- http://grabnerestriche.at/68938337607.pdfIn PDF document text
- https://larrialdiak.es/files/galeria/files/bopukufavozowaxuretipub.pdfIn PDF document text
- http://www.jhannahs.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a17e39b5084---kefivenorobomefodubava.pdfIn PDF document text
- http://gsoam.ge/wp-content/plugins/formcraft/file-upload/server/content/files/1606d4202909b2---niboxagode.pdfIn PDF document text
- https://earthchartercities.org/wp-content/plugins/formcraft/file-upload/server/content/files/160740e5aca120---wijonujikiki.pdfIn PDF document text
- https://wacee.net/wp-content/plugins/formcraft/file-upload/server/content/files/1606c9c6116795---31293401138.pdfIn PDF document text
- http://fhs76reunion.com/clients/0/00/009202203981f132fd14d012a57c0fe5/File/jifanediwogi.pdfIn PDF document text
- https://llibreriaha.com/img/events/file/3022525914.pdfIn PDF document text
- http://bagandpack.ru/wp-content/plugins/super-forms/uploads/php/files/eb90100b2605e7c52b3d4ff904396326/67913488097.pdfIn PDF document text
- https://nicemexico.net/wp-content/plugins/formcraft/file-upload/server/content/files/160964ac611e82---58776192971.pdfIn PDF document text
- http://friluftsgruppen.se/wp-content/plugins/formcraft/file-upload/server/content/files/1607a4c37293be---sufop.pdfIn PDF document text
- http://orhs86reunion.com/clients/6/67/6744625166a0df26c7abb40948833271/File/29375314800.pdfIn PDF document text
- https://dispomydeal.com/wp-content/plugins/super-forms/uploads/php/files/f7d508d21bcf7be090a6f1fddebf6a27/55706625686.pdfIn PDF document text
- https://solarconsulting.org/wp-content/plugins/super-forms/uploads/php/files/0c8b0e588794079f1504f04f98e889b1/91232183220.pdfIn PDF document text
- http://christembassydocklands.org/wp-content/plugins/super-forms/uploads/php/files/b97f0e40da0629c4e0a3a17bdf0cd7c6/94566901874.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/A3Ryygt5BCM/uplcv?utm_term=how+to+wash+sweatersPDF 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_off0000f2ef.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF2EF | 10040 bytes |
SHA-256: b2195935f649895006a0dbcab692b429974aa103e033e053ea91cc1c19ee92da |
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font_01_sfnt_off00010971.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10971 | 17448 bytes |
SHA-256: 3ece8a074322de9fa4db7579ad76955504db232ec67c6dd76ccd891bd71da1d3 |
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font_02_sfnt_off00013764.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13764 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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