MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. The heuristics reveal it functions as a link farm, pointing to numerous compromised WordPress sites and disposable hosting domains. These links likely serve as lures for phishing or to distribute further malware payloads.
Machine Learning
- Nyx PDF Classifier malicious score 0.9961
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://guilfordvikingsclassof81.com/clients/4/47/479b0a304b4cdce99dfe3eda73a59016/File/kefasupojulatuxa.pdf
- http://expresskaliski.info/file/xebavaboxi.pdf
- https://dezsredstvompx.ru/wp-content/plugins/super-forms/uploads/php/files/564909e6890072a0cdcb86e7fd41b562/36900955534.pdf
- https://amatnieks.com/pictures/image/tubudivuworolosepijov.pdf
- http://www.marcelasemper.com/wp-content/plugins/formcraft/file-upload/server/content/files/160990575e4e41---jemivatew.pdf
- http://moveisgarciadigital.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160b0f7b5319e5---90013505842.pdf
- https://grahampropertytax.com/wp-content/plugins/super-forms/uploads/php/files/1399f71c5f99061a725d510fb4a5782b/37587846722.pdf
- http://i-daa-wl.de/userfiles/bojaselevizanu.pdf
- http://big-blue-bus.com/pics/fotos/1/file/23214668398.pdf
- http://tavernadelsnoguers.com/wp-content/plugins/super-forms/uploads/php/files/d83e0f4ab7bb93698f4aa32d7f71492d/jodepekunazure.pdf
- http://whuntex.ru/userfiles/file/vekepizasugujikemi.pdf
- https://www.mercato.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/1609cf0f5d7c2d---18886105733.pdf
- https://subarini.ro/mm/file/58639981515.pdf
- http://dispensapertutti.com/userfiles/files/85135753716.pdf
- http://thm-holding.ru/wp-content/plugins/super-forms/uploads/php/files/aceb30c515c46fa7b7e6b5e67ec1ec0b/38683042476.pdf
- http://www.a-fairys-choice.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607197230295b---6147792884.pdf
- https://apoc.com.au/wp-content/plugins/super-forms/uploads/php/files/db51081670e7266c6d04075e25c51e42/88133645730.pdf
- https://www.straightmyteeth.com/wp-content/plugins/super-forms/uploads/php/files/ff29da66416c2d406f949dcbb8df9afa/gekasiw.pdf
- http://kursadowicz.pl/Upload/file/87631097543.pdf
- https://dazzlin.co.uk/wp-content/plugins/super-forms/uploads/php/files/1f6a951cff73872577fcba21ca611280/23955334682.pdf
- https://getlovebooks.com/wp-content/plugins/super-forms/uploads/php/files/1ad9553d329245752de44d845007f053/zubukigefupoki.pdf
- http://dancedynamicsla.com/clients/38740/File/mewebofubifovoxibo.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/DOqCt-cVA4I/uplcv?utm_term=drugs+used+in+anesthesia
- 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_off0000f403.bina54db907a818c869a8df1e9b7088e40a137aa9b3e2b66360710aa49dd9681038 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF403 | 16932 bytes |
font_01_sfnt_off00012037.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12037 | 16792 bytes |
font_02_sfnt_off0001384e.bin6891abf56991a617098df87770d438c3e2e40e45fa7049513918d63459aae1b1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1384E | 10464 bytes |
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