MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains numerous links to compromised WordPress sites, indicating it functions as a link farm to distribute further malicious content. The ML classifier and ClamAV detection strongly suggest malicious intent, likely related to phishing or malware distribution. The presence of multiple PDF_SEO_DISPOSABLE_LINK_FARM heuristics reinforces the link farm nature of the document.
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 https://g3az.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ae6d9b1efa7---modajorepegebakaru.pdf
- http://matstravel.ru/userfiles/file/14975906522.pdf
- https://karinbentum.nl/uploads/file/pazibizifixorijufuxojabo.pdf
- http://wittlich-luexem.de/userfiles/file/kesisewo.pdf
- https://kes-stv.ru/wp-content/plugins/super-forms/uploads/php/files/23f8c466ee5555fef73b9b44b2fbe7eb/95648090683.pdf
- http://omniatel.it/wp-content/plugins/formcraft/file-upload/server/content/files/16082b471eff60---sudesawez.pdf
- http://principessavencanice.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608a2dea33990---72061523541.pdf
- http://lisahyatthealth.com/wp-content/plugins/formcraft/file-upload/server/content/files/16078d62283547---3563103908.pdf
- https://floorco.allianceflooring.net/wp-content/plugins/super-forms/uploads/php/files/d382ea05ce7cf7524dbf4fbd74f47753/78828323764.pdf
- http://westleyden72reunion.com/clients/4/46/469dc9162705cbff2d1fbe132f144f37/File/73416846670.pdf
- http://alarcon-v.com/editor_upload_image/file/21592853086.pdf
- http://shmountaineering.co.uk/wp-content/plugins/super-forms/uploads/php/files/6tvl02nkc1i6h2uh4o41rddc17/59933970887.pdf
- http://www.nisbd.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607696a9685cc---89659683003.pdf
- http://protech.com.ng/wp-content/plugins/formcraft/file-upload/server/content/files/16087fad6bbedd---7704229565.pdf
- http://lateonsettay-sachs.org/userfiles/file/10151275864.pdf
- https://go2germany.ru/files/file/14742044776.pdf
- http://chinalanpa.com/images/upload/File/vexepewawe.pdf
- http://www.thediethub.in/wp-content/plugins/formcraft/file-upload/server/content/files/160d9414b301b9---14521352009.pdf
- https://celovechurch.org/wp-content/plugins/super-forms/uploads/php/files/5b61bbdc1d4ccaff46fe88286da8b17f/99389364392.pdf
- http://www.ausafrica.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/160795af00a58d---kotetiv.pdf
- http://julieesteban.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a310a3ba93f---soxogobiwosorezufero.pdf
- http://sobsai.com/ckfinder/userfiles/files/9206755262.pdf
- https://ajwatravel.com/wheelmarine/userfiles/file/medagemozoxasibu.pdf
- https://414movement.com/wp-content/plugins/super-forms/uploads/php/files/b22eace92ac0c613ae4af003eed2777b/wafewilamorosewububeror.pdf
- http://ssteelelaw.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/bipelubi.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/FevRqgeaUVY/uplcv?utm_term=compare+and+contrast+approaches+to+health+and+social+care+practice+based+on+psychological+theory
- 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_off0000fe7c.bin35e2c30e1271dc66a47566fac81b08846baf71e87e71e6f5c1e6735ec2b358f1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFE7C | 16912 bytes |
font_01_sfnt_off00012a63.bin83d00a691068ede2e0aa53ae6dffdbe3b358d4ae999a3d5465e1a9f367c9c22d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12A63 | 11248 bytes |
font_02_sfnt_off00014427.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x14427 | 16792 bytes |
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