MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains numerous links, many pointing to compromised WordPress sites and disposable hosting, indicative of a link farm used for SEO manipulation or phishing. The ML classifier and ClamAV detection strongly suggest malicious intent, likely related to phishing or malware distribution via these links.
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://bishopsalamatkhokhar.org/userfiles/file/24183801973.pdf
- http://twothirdsmajority.us/clients/38522/File/77302422426.pdf
- https://glosunspa.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c373434bde9---65922524432.pdf
- https://salubrismd.com/wp-content/plugins/super-forms/uploads/php/files/6aa760f8c453d85c249fd6297a7466e3/mudika.pdf
- http://abwcrainhwy.com/uploads/files/fubalor.pdf
- https://dentinale.eu/wp-content/plugins/super-forms/uploads/php/files/0047646e4f2872180103e7f3964758c0/46655591664.pdf
- http://mirembeestate.co.ug/wp-content/plugins/formcraft/file-upload/server/content/files/160c5e3b94ea4b---venejexuf.pdf
- http://graphicon.hu/wp-content/plugins/formcraft/file-upload/server/content/files/1608f15258225b---nonuzaxinabifunosuxi.pdf
- https://ivaco.it/file/minetemudedufuvuzavuzeto.pdf
- https://rebates.forex/wp-content/plugins/super-forms/uploads/php/files/oqih6p2074b9o7u00fofhvonm6/mafajojedudere.pdf
- https://www.heainc.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607851d24b276---gemoxireguzokisijavumoz.pdf
- https://htchninc.com/d/files/38621733745.pdf
- https://istanajp2.com/contents//files/36414929861.pdf
- http://umrllc.com/userfiles/files/18271858732.pdf
- https://newat.ru/wp-content/plugins/super-forms/uploads/php/files/86a84a3db118ae97724e2870c90ea25a/potelotowanewugaxaneba.pdf
- http://reclaimsplus.com/wp-content/plugins/super-forms/uploads/php/files/ffb2e00ef1df73b6fe051af42d85011d/60754864670.pdf
- https://glasschneider.koeln/wp-content/plugins/super-forms/uploads/php/files/2tu96elq511i05r1hmu9semb3e/4417225010.pdf
- https://xanbiente.de/userfiles/file/80059111600.pdf
- https://biovuspharma.net/userfiles/files/3956754586.pdf
- https://a2designbg.com/userfiles/file/55120349823.pdf
- https://photographerin.agency/wp-content/plugins/super-forms/uploads/php/files/3l015oqbllo95qpmuh13dqpcv1/84321893536.pdf
- http://harringtonandlombardi.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/gofakufazugagil.pdf
- https://xo-sound.ru/userfiles/file/kovasusubizonepawikibipe.pdf
- http://crosswaysrecruitment.com/userfiles/file/1342927259.pdf
- https://www.kngroup.com/wp-content/plugins/formcraft/file-upload/server/content/files/160809fac21a9f---32672908123.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/LPIa9PGmDLg/uplcv?utm_term=weight+lifting+and+elevated+creatinine+levels
- 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_off0000f426.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF426 | 16792 bytes |
font_01_sfnt_off00010c38.bin1f9f57b969b7f4f77b7f802f3c122c5b0fcbe62ac39dd2a9b797e600ee2aea39 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10C38 | 16652 bytes |
font_02_sfnt_off00013771.bin9c31f6b6f1c36572417ff36e3c3b320a64c41a28137b4c99a15be1e1f4f85d49 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13771 | 10692 bytes |
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