MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 User Execution: Malicious File
The PDF document contains numerous links, many of which point to compromised or disposable hosting domains, suggesting a phishing or malicious redirection scheme. The ML classifier and ClamAV detection strongly indicate malicious intent. The primary function appears to be directing users to external, potentially harmful, content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9919
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://easttbirds88.com/clients/d/d7/d767393c090093bf18db16876c07b5c3/File/zukasasupedu.pdf In PDF document text
- http://geodez.com/pliki/file/lubutegubu.pdfIn PDF document text
- http://sklepjola.pl/userfiles/file/17874546612.pdfIn PDF document text
- https://fellowpeo.com/wp-content/plugins/super-forms/uploads/php/files/65a6e391f740bc19cba204bfe2a7ea67/83042103936.pdfIn PDF document text
- https://eletmodguru.hu/files/files/fiwezise.pdfIn PDF document text
- https://leo.tw/upload/ckeditor/files/kaxasawovunezozifuku.pdfIn PDF document text
- http://amouage-salon.ru/admin/ckfinder/userfiles/files/kipinij.pdfIn PDF document text
- http://temple.mo/userfiles/file/40319595223.pdfIn PDF document text
- https://janeunchained.com/wp-content/plugins/super-forms/uploads/php/files/gbunm1gi4edecvrn28s5aanmkg/18590348593.pdfIn PDF document text
- http://newfieldclassof1982.com/clients/6/69/69e49ffade321d977af769e13f9f004b/File/85377233685.pdfIn PDF document text
- https://juhaszautovill.hu/userfiles/file/pafiwanuvatisepufe.pdfIn PDF document text
- https://arizonalightingsales.com/wp-content/plugins/super-forms/uploads/php/files/0c09707af0261c992719de2ead7eb159/jibadix.pdfIn PDF document text
- https://ohligschlaeger-berger.de/wp-content/plugins/formcraft/file-upload/server/content/files/160878960d1b4c---81880764175.pdfIn PDF document text
- http://amindoost.ir/images/upload/files/2179978018.pdfIn PDF document text
- http://przedszkolenisko.pl/userfiles/file/kasux.pdfIn PDF document text
- http://www.colegiometa.net/home/wp-content/plugins/formcraft/file-upload/server/content/files/1610a04bb6f3fa---53211942527.pdfIn PDF document text
- https://taechoclub.com/FileData/ckfinder/files/20210730_E5669A56DC3D0166.pdfIn PDF document text
- http://www.hkqi.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b753f52602d---84616642555.pdfIn PDF document text
- http://campingwithconvenience.com/files/files/28553586531.pdfIn PDF document text
- https://ibrahimkoc.com/images/Media/files/baxisipibufewi.pdfIn PDF document text
- https://dbjadow.pl/attachments/file/49732214422.pdfIn PDF document text
- http://yas-center.ru/userfiles/file/15590946699.pdfIn PDF document text
- http://eltdb.com/UserFiles/files/jufotidusizujasexezo.pdfIn PDF document text
- http://quickfix-poland.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608be00b43c1e---tinatebube.pdfIn PDF document text
- http://appartenvue.net/appart/upload/images/toxovanavegiv.pdfIn PDF document text
- http://www.carolglassman.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606f37c0792e6---vigudekejoguxebu.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/FevRqgeaUVY/uplcv?utm_term=one+thousand+years+damien+hirstPDF 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_off0000f014.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF014 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0001082b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1082B | 10708 bytes |
SHA-256: b6d73c839d239f817ba0d07d56be486ec65c16564ec8db0a27a7af7071de9caf |
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font_02_sfnt_off0001209d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1209D | 18776 bytes |
SHA-256: 68730d1453ba92918b02b29395b192b3e91e9692243702ec6c4be091c9551f54 |
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