MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file was flagged by multiple heuristics as a link farm, with many URLs pointing to compromised WordPress sites. The ML classifier and ClamAV also identified it as malicious, specifically as a phishing trojan. The document's structure and embedded links suggest an attempt to lure users to malicious content, likely for credential harvesting or further malware delivery.
Machine Learning
- Nyx PDF Classifier malicious score 0.9947
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://beachesbrewing.com/wp-content/plugins/super-forms/uploads/php/files/98562b9945e62fbd2d6524b48c210008/japasilebuz.pdf
- https://frasertechno.com/wp-content/plugins/formcraft/file-upload/server/content/files/160987b49ce49a---lurekufomesonexa.pdf
- http://joshuadacosta.com/wp-content/plugins/formcraft/file-upload/server/content/files/160db7fc4e6adf---pigibaziwezipeledikut.pdf
- https://area5srl.it/file/78500140738.pdf
- http://ks4073.com/file_media/file_image/file/86409378803.pdf
- http://vyveva.eu/UserFiles/File/62770757480.pdf
- http://www.mtpartnersfl.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609f987165902---29806088152.pdf
- http://hrudolf.com/userfiles/litunetetufelogevafomow.pdf
- http://ksnjl.com/userfiles/files/xizubugigupokinot.pdf
- https://www.opdrrustukalac.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607e9e21c913c---luxaxazonanidudupumiti.pdf
- https://jdbailbonds.com/wp-content/plugins/super-forms/uploads/php/files/18dc9a5c958313e88c42a7fd75f23301/95606218521.pdf
- https://thejinglelab.com/wp-content/plugins/super-forms/uploads/php/files/9ocmi550ies7j4iad9qjfvo8dr/tapabikufitul.pdf
- http://www.ausafrica.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/160b241ae8e927---gukodeduza.pdf
- http://www.cascinasorigherio.it/wp-content/plugins/formcraft/file-upload/server/content/files/160941e0b569f5---febajixojozomolerafixufo.pdf
- https://ventana-sur.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a6f95a91023.pdf
- http://thetsaban3watnuea.com/UserFiles/file/67712742121.pdf
- http://www.mostenpo.jp/userfiles/files/27844064988.pdf
- http://skoleniridicu-online.eu/ckfinder/userfiles/files/6434123090.pdf
- https://stopserv.ru/files/file/14684092888.pdf
- http://penoplex24.ru/wp-content/plugins/formcraft/file-upload/server/content/files/1609520480b9ca---merotosaseruvovonaja.pdf
- https://juegosinflablesarizona.com/files/19637721405.pdf
- https://archltginc.com/wp-content/plugins/super-forms/uploads/php/files/fb69ec7a81629d66f94277409462d077/10953413526.pdf
- http://www.playerclub.ro/wp-content/plugins/formcraft/file-upload/server/content/files/16095765ee8a22---68208357831.pdf
- http://ekolojikweb.net/upld/userfiles/file/padixagojiwaxiwas.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/Om9ozkHLxGw/uplcv?utm_term=grignard+reagent+reaction+with+aldehyde
- 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_off0000eb31.binffe9905774b1f39c84146853974c4565f7cb46e11ea9f3e28c960ad9d27e19b0 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEB31 | 18264 bytes |
font_01_sfnt_off00011a89.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11A89 | 16792 bytes |
font_02_sfnt_off000132a0.bin8c7c9e9101ab027f84965dc9412a988495ce46d5d8c58141993abd31b57b747c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x132A0 | 10720 bytes |
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