MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF file was flagged by multiple heuristics and a machine learning classifier as malicious, with ClamAV identifying it as Pdf.Phishing.Trojan. The file contains numerous embedded URLs, many of which point to compromised CMS upload storage or disposable hosting, suggesting a link farm or phishing lure. The primary attack pattern involves directing users to external, potentially malicious websites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9960
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://cz-synergy.cz/data/file/mukerotemenuliz.pdf
- http://milcontabil.com.br/wp-content/plugins/super-forms/uploads/php/files/u9r8v804e7fnmg6ttf66cprgn0/50103729264.pdf
- http://localhomesales.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/16072e5fa4f544---67139210712.pdf
- https://stpetejazz.com/wp-content/plugins/super-forms/uploads/php/files/9de9toehdfq495g80dftnp3b6e/8751179330.pdf
- http://www.luminicaambiental.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608e94e12bb59---9212527163.pdf
- http://www.stemcellhairclinic.com/files/files/woligoxutaxuvot.pdf
- http://alnadaoil.com/userfiles/file/korax.pdf
- http://border-inn.com/CKEdit/upload/files/79764792205.pdf
- https://pasarantogeldua.com/contents//files/jaxer.pdf
- https://realestateconnect.pro/wp-content/plugins/super-forms/uploads/php/files/m405srd2toqvedt34abuu97in1/dowuwowugalatekesewexig.pdf
- http://delawaretravelmedicine.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606d3e2331b73---pitodupid.pdf
- http://www.dnevi-sekretarjev.eu/wp-content/plugins/formcraft/file-upload/server/content/files/16071e4420ba50---nolomisag.pdf
- https://gresathouse.com/wp-content/plugins/super-forms/uploads/php/files/686e171bef1f15355be3ef538ee93689/27749816882.pdf
- https://anmoul.com/userfiles/file/zusizituvamidumolurovi.pdf
- http://provia-events.de/pics/fotos/1/file/74601619178.pdf
- https://floridaholidayplanner.com/wp-content/plugins/super-forms/uploads/php/files/4c657ebefd8196247e4274fa327b30e0/53590203040.pdf
- http://ottotech.center/userfiles/file/58832329912.pdf
- http://antik-cafe-bergen.de/wp-content/plugins/formcraft/file-upload/server/content/files/160cdd2f22494d---13907007416.pdf
- http://sarahscupcakery.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b5127b88a06---80182428558.pdf
- http://mistralizmiryonetim.com/uploads/file/jisozoti.pdf
- http://taxicityplus.ru/userfiles/file/55413779078.pdf
- https://kvgrup.com.ua/wp-content/plugins/formcraft/file-upload/server/content/files/160d2468f66c01---bufuvoboxunarekolafodezu.pdf
- https://humantouchtranslations.com/wp-content/plugins/formcraft/file-upload/server/content/files/1/160714458b38cc---redapejakuxewosejaxib.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/1KS0DP0cxss/uplcv?utm_term=how+to+combine+two+pdf+files+to+one
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000dcc5.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDCC5 | 16792 bytes |
font_01_sfnt_off0000f4dc.binaedf8133dcc2c4cc65c9156b005c4d1ae331002366d4d541485b4f84ab726e73 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF4DC | 10736 bytes |
font_02_sfnt_off00010d46.bin37123ee0e9c13bc23406c802d6f9528c85ff5fc375a574c1313bb35a3c3548e9 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10D46 | 16452 bytes |
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