MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. It functions as a link farm, containing numerous URLs that point to compromised WordPress upload directories. These links likely serve as a lure to download further malicious content or redirect users to phishing sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9996
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://alenakovalchuk.ru/wp-content/plugins/super-forms/uploads/php/files/011334779091db68a5ef542808ee514f/89115856159.pdf
- http://imagespa.mx/wp-content/plugins/formcraft/file-upload/server/content/files/1607a186ac3388---guwadulutiser.pdf
- https://alllegaltask.com/wp-content/plugins/super-forms/uploads/php/files/cjdudr42jj1shcdeqrr1jsrknt/puvasew.pdf
- https://actioncoach.com.my/wp-content/plugins/formcraft/file-upload/server/content/files/160b06bc05c8df---mujidejufomodeturawuduvev.pdf
- https://polinagerz.ru/wp-content/plugins/super-forms/uploads/php/files/m3kla7i3hpb9d6cp4nrf5nb0cs/78161182787.pdf
- http://cnkls.com/userfiles/file/1622634808.pdf
- http://kassa.pl/userfiles/file/9528520149.pdf
- http://endustriyelkiralama.com/wp-content/plugins/super-forms/uploads/php/files/5df3s1q0dpch9rg4u8o76e16h2/21150369735.pdf
- http://recamonde.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/16070e738207e6---32326810084.pdf
- https://travelstore.tn/userfiles/file/sadorajasexolironebeg.pdf
- http://cn-polylysine.com/d/files/jixotawiwivorunejilivoj.pdf
- http://asdgolfclubtoscana.com/writable/public/userfiles/file/97876017688.pdf
- http://nanoscopy.ru/uploads/files/53707769797.pdf
- http://aan.kz/ckfinder/userfiles/files/30418214236.pdf
- http://www.toptehnik.si/images/wegolepigitevomanevib.pdf
- https://mut-zur-veraenderung-hambuch.de/userfiles/file/44399392310.pdf
- https://dungcuruamui.com/wp-content/plugins/super-forms/uploads/php/files/usqglki2jmm8665oqum0v48len/fitudovig.pdf
- https://reflexlighting.com/wp-content/plugins/super-forms/uploads/php/files/8bf53a35f86b482ec22aa4b677fa5ef1/fanovanuv.pdf
- https://buddingheights.org/wp-content/plugins/formcraft/file-upload/server/content/files/1607e72f7b5eb3---zoremerabofezexu.pdf
- https://scheidungsrecht-best.de/userfiles/file/romopoxanu.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/3vuEKuznOb8/uplcv?utm_term=can+you+burn+frankincense+and+myrrh+together
- https://bxthirteen.wpengine.com/wp-content/plugins/super-forms/uploads/php/files/46be89a6c7c3c2fd042fd4a29ff8cd45/pofubenibusutudapipufukuw.pdf
- 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_off0000f0eb.bin52531476666ecb15dd60ffe3a1f093f9f16e6a6da835c6b6785a2be903fb63b4 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF0EB | 16392 bytes |
font_01_sfnt_off00011b43.bin00e45a26af8a3f3653925ad481ad0f3f6e65bc772105ede09840d67c5fcb2dfb |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11B43 | 11352 bytes |
font_02_sfnt_off000135b1.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x135B1 | 16792 bytes |
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