MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous links pointing to compromised WordPress upload directories and other disposable hosting, indicating a link farm designed to redirect users to malicious sites. ClamAV and ML classifiers flagged this PDF as malicious, specifically identifying it as a phishing trojan. The embedded links suggest an attempt to lure users to phishing pages or download further malware.
Machine Learning
- Nyx PDF Classifier malicious score 0.9822
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://hillhouseclassof1961.com/clients/c/c9/c9b049383fb65e98d0a4dcab6c176392/File/kilizafamenulosabodedem.pdf In PDF document text
- http://springswellness.net/wp-content/plugins/formcraft/file-upload/server/content/files/160affb83ece86---gaxugavometegisuda.pdfIn PDF document text
- https://www.scanworld.se/wp-content/plugins/formcraft/file-upload/server/content/files/160cee477675c0---pobazomojezevapoworodite.pdfIn PDF document text
- https://vizzzio.ru/wp-content/plugins/super-forms/uploads/php/files/6b97a9a4413f4ec06502d0bece9ac1c0/35379117086.pdfIn PDF document text
- https://www.sevgiliyevideo.net/wp-content/plugins/formcraft/file-upload/server/content/files/16074b62a1fbd7---57903808009.pdfIn PDF document text
- http://guides2alpes.fr/uploads/file/79569180759.pdfIn PDF document text
- https://djhelaly.com/wp-content/plugins/super-forms/uploads/php/files/68621bfd05cf34eab29c4d54c598ea89/48586962770.pdfIn PDF document text
- https://campermagazine.tv/public/file/vomirowuxobil.pdfIn PDF document text
- http://vhs1962.com/clients/b/b9/b967f936f519796c2a696a6ed1da67f9/File/60707891601.pdfIn PDF document text
- http://informerfitness.com/wp-content/plugins/super-forms/uploads/php/files/3ea4a0c92a2c795bfe56e5c4ce74be21/39537715944.pdfIn PDF document text
- http://www.jesuseslaroca.org/wp-content/plugins/formcraft/file-upload/server/content/files/160c71f907a0ab---20825614199.pdfIn PDF document text
- https://comodee.com/wp-content/plugins/formcraft/file-upload/server/content/files/16092b42fc65d0---kipukilotozopetowiloriv.pdfIn PDF document text
- https://adbadog.com/wp-content/plugins/super-forms/uploads/php/files/6125a45174e047f0e330d59100355d84/sixanukovifenunul.pdfIn PDF document text
- http://xn--9w3b270a7kf.kr/ckfinder/userfiles/files/tofotewemaxijegajek.pdfIn PDF document text
- https://www.18fire.com/wp-content/plugins/super-forms/uploads/php/files/615472f9447b2cdad93724efd91cdab3/leravotubomakedetapexepov.pdfIn PDF document text
- http://victoryelectricalsupply.com/ckfinder/userfiles/files/25721596163.pdfIn PDF document text
- https://www.infratechgroep.nl/wp-content/plugins/super-forms/uploads/php/files/10c1c618a2e5190dc5042055c3da64ef/46700354328.pdfIn PDF document text
- https://www.tctnanotech.com/wp-content/plugins/super-forms/uploads/php/files/a8af76f5e6494ae0a15d7a294a0e209e/86214893128.pdfIn PDF document text
- https://www.saenger-ohg.de/wp-content/plugins/formcraft/file-upload/server/content/files/160c915a8e64fb---92716894436.pdfIn PDF document text
- http://www.hypnotiseur.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a856514e0a6---95118559040.pdfIn PDF document text
- https://kodeac.com/wp-content/plugins/super-forms/uploads/php/files/vr161a5g5helgg63ljtnrdodq3/95278644780.pdfIn PDF document text
- https://lion-trading.co.uk/wp-content/plugins/super-forms/uploads/php/files/nqf5ug9n191ma0pimetbrieu14/43277036889.pdfIn PDF document text
- https://www.adcgrain.com/wp-content/plugins/super-forms/uploads/php/files/7aca373692b05286698a1852fef0f0fb/2396983369.pdfIn PDF document text
- http://szalkasszorutacskok.hu/app/webroot/files/content/files/beforudowafisuguwubar.pdfIn PDF document text
- https://saftanton.dk/wp-content/plugins/formcraft/file-upload/server/content/files/160a0b446e5ba6---gagafonofeb.pdfIn PDF document text
- https://moma-restaurant.com/wp-content/plugins/formcraft/file-upload/server/content/files/160cc6564cb1c3---ferepokusowomitaw.pdfIn PDF document text
- http://premium-t.info/files/files/83774730743.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/6naE_Nh8_CY/uplcv?utm_term=deductibility+of+charitable+contributionsPDF 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_off0000f64a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF64A | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off00010e5c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10E5C | 17064 bytes |
SHA-256: 1950189ac35cadc74952c5d8652708978c36165dc5cb18a4827c9ca4efca5c75 |
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font_02_sfnt_off00013b15.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13B15 | 10928 bytes |
SHA-256: 97ff9235260fcf2ed056c7093520bebc7e7689978803fe60f0fbc2ed5dc6fbe8 |
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