MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. Heuristics identified it as a link farm, with many URLs pointing to compromised WordPress sites. These links are likely used to distribute phishing content or download further malicious payloads.
Machine Learning
- Nyx PDF Classifier malicious score 0.9981
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.euroservicemilano.it/wp-content/plugins/formcraft/file-upload/server/content/files/160740d5f5ea77---92264046570.pdf
- http://kemenyseprosiklos.hu/upload/file/libizuwosuxosefavape.pdf
- http://sahcarpets.com/userfiles/file/52193952422.pdf
- https://oncallanatomist.org/ckfinder/userfiles/files/98216031485.pdf
- http://www.pirac.org/wp-content/plugins/super-forms/uploads/php/files/689c87002275e53739d8f9cf426916a2/67336143476.pdf
- https://ddriu.hu/wp-content/plugins/super-forms/uploads/php/files/4be4befcdc1e889e25dd7e24a98e6199/24551510253.pdf
- https://cuichi177.com/uploads/files/202108310217011830.pdf
- http://www.miamiairportlimo.net/wp-content/plugins/formcraft/file-upload/server/content/files/160a27c053cdfa---lixowolikisadamuwage.pdf
- http://border-collie.ru/sites/default/files/file/88092004535.pdf
- http://www.associatedomains.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608d7abc4cc0c---6433265811.pdf
- http://akcjonariusz.com/UserFiles/file/5640641198.pdf
- https://kicksomeglass.com/wp-content/plugins/super-forms/uploads/php/files/adfba648b28c2badff1fc5e6e3d9f484/warisetaruxaxebaxefer.pdf
- http://dossalas.com/wp-content/plugins/super-forms/uploads/php/files/a208e2d93f313b240d00efd17c8f8582/52300416297.pdf
- https://metricgroup.it/uploads/file/65558015418.pdf
- https://www.weboonline.com/ckfinder/userfiles/files/dufosifafunonakodi.pdf
- http://robalton.es/Albums/images/file///85018162079.pdf
- http://cedresarquitectura.com/wp-content/plugins/formcraft/file-upload/server/content/files/161211786a0241---sepogunufupo.pdf
- http://mirembeestate.co.ug/wp-content/plugins/formcraft/file-upload/server/content/files/1608a244d404ce---90289770063.pdf
- http://cecev.com/stockages/files/18763356377.pdf
- https://homecareangels.ca/files/files/files/vobub.pdf
- http://for-rent-antwerp.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607d6774233bd---kijizebasuxodibit.pdf
- https://njsolarpower.com/wp-content/plugins/super-forms/uploads/php/files/d0be8cb13e6dadde390a186542a060ed/kedidomeje.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/S30rS-6n6vg/uplcv?utm_term=subject+and+predicate+worksheet+pdf+grade+1
- 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_off0000d037.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD037 | 16792 bytes |
font_01_sfnt_off0000e849.binf58aa8f92da42c23c366bdc2daa70f34864ad4170eb0f3f7808d65afdcc3e68e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE849 | 16760 bytes |
font_02_sfnt_off00011339.bin725f889af813cfc9f4b2ce0ebb695cc954054e5a4d8abd7234227bf6d5fa1597 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11339 | 11528 bytes |
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