MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous links, many pointing to compromised WordPress sites, 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 potentially harmful content through a link farm.
Machine Learning
- Nyx PDF Classifier malicious score 0.9952
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://www.oneirishrover.com/wp-content/plugins/super-forms/uploads/php/files/1554bbcb442d620c58868b33dee734b5/lorubiviropowewuve.pdf
- http://zuche0551.com/upload/file/87588252890.pdf
- http://babywagen24.de/userfiles/file/xajor.pdf
- http://smartmedicaleg.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607fdd14b6a62---93481209560.pdf
- http://www.nandomoraes.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160aa17b9b1d10---57488953878.pdf
- http://svenstavik.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607bd8f854a98---geguzibi.pdf
- http://www.gonouvellezelande.com/files/dipavaravoxoserijunaxibo.pdf
- http://bulgankhangai.mn/userfiles/files/pikewaduro.pdf
- https://psychotherapie-dr-albrecht.de/wp-content/plugins/formcraft/file-upload/server/content/files/1608841486865c---19073825189.pdf
- http://arch-teh.com/pic/userfile/gofakurijekizixifufalilin.pdf
- https://www.sacproblemleri.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a907f6d7f27---89521572526.pdf
- http://www.associatedomains.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606d89893db3e---99464903223.pdf
- http://xn--or3bi2da319p.com/upload/fckeditor/file/pafazivatutenavitewaxapo.pdf
- https://too.kg/wp-content/plugins/super-forms/uploads/php/files/ac5e3f1e6975d857030e945e2f1740fb/zagulowipusirura.pdf
- http://westernmaki.com/uploads/files/52967119834.pdf
- http://studioriboldi.eu/userfiles/files/98309250221.pdf
- http://spreewaldatelier.de/img/editor/file/sedemofegavuwaxanokomubaw.pdf
- https://ontime-taxi.kg/wp-content/plugins/super-forms/uploads/php/files/0ea6816228bc5b6420543d768d050afa/sumer.pdf
- https://www.engltg.com/wp-content/plugins/super-forms/uploads/php/files/1edb0ae69cb457331b4b6a553c063099/98737191568.pdf
- https://ecef-groupe.com/wp-content/plugins/super-forms/uploads/php/files/vtjksdhcm49abfjqsd6od0l1u3/mebobafonokinomeledirivi.pdf
- https://atlasautoglass.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609e213b46b56---saligadakazaz.pdf
- https://thai-airpark.com/ckfinder/userfiles/files/fijubajofakelozunejimekig.pdf
- http://www.ez4parcel.net/upfile/files/2021/06/25/rewubebenawerujaborifu.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/LPIa9PGmDLg/uplcv?utm_term=how+to+train+a+cat+to+use+a+litter+tray
- 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_off0000f134.bin81dc65a884e6aa94659e0f06f5a9ad41120899ca782863c8d278818f6f956f73 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF134 | 16680 bytes |
font_01_sfnt_off00011c7f.bincc5f2b80ee73588088158e18a887dd3aab859773b3d9ac1302eb9bb48d1c612a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11C7F | 10516 bytes |
font_02_sfnt_off0001349e.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1349E | 16792 bytes |
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