MALICIOUS
164
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains embedded JavaScript and numerous external URIs, many of which point to compromised WordPress sites or disposable hosting, forming a link farm. This suggests the document is designed to redirect users to malicious content or phishing pages, likely as part of a phishing campaign. The ML classifier and ClamAV detection strongly indicate malicious intent.
Machine Learning
- Nyx PDF Classifier malicious score 0.9835
Heuristics 7
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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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Embedded JS stream low PDF_JSPDF references a /JS stream. Generic JavaScript is common in benign forms; specific dangerous APIs are scored by separate rules.
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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://marthomaiticherukole.com/userfiles/file/11225780919.pdf In PDF document text
- https://moma-restaurant.com/wp-content/plugins/formcraft/file-upload/server/content/files/160cb302b58cf1---15417336700.pdfIn PDF document text
- https://www.ikedatosou.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c54a9b4c8b1---rowitivusezabosizutibotit.pdfIn PDF document text
- http://mesahighclassof63.com/clients/79820/File/kejemotidaf.pdfIn PDF document text
- http://ondrejkocar.cz/img/file/55222829033.pdfIn PDF document text
- http://dpsszczytno.pl/photo/file/tapisalitamebufumiz.pdfIn PDF document text
- https://www.euroservicemilano.it/wp-content/plugins/formcraft/file-upload/server/content/files/160975bd2df1f5---vetibun.pdfIn PDF document text
- http://goref.ru/files/file/telomesewi.pdfIn PDF document text
- http://iamsong.vn/uploads/files/tipomigorosab.pdfIn PDF document text
- http://plusbateria.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a12f2e1f3c5---86580393619.pdfIn PDF document text
- https://www.phoenixdentalacademy.co.uk/wp-content/plugins/super-forms/uploads/php/files/7930f3d164c5fec20c057ef5a56f498c/gekuxofa.pdfIn PDF document text
- https://webornate.com/viking1/uploads/files/21974645519.pdfIn PDF document text
- https://textolinguisticsolutions.com/upload/editor/file/pageduwexifufikatugadok.pdfIn PDF document text
- https://uaqbakery.com/wp-content/plugins/formcraft/file-upload/server/content/files/16097357d374f9---35687997328.pdfIn PDF document text
- http://akinmedical.com/uploads/file/begufugawakaze.pdfIn PDF document text
- http://ipvoicenj.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606cb875c0df7---26553220551.pdfIn PDF document text
- https://socialacademy.gr/wp-content/plugins/super-forms/uploads/php/files/fe00b482620ec5d4ab6393c747cdb7a7/setanobeninoviw.pdfIn PDF document text
- http://horlickhigh61.com/clients/a/ab/ab3fb267cc30d45b98f460a20cee0b8d/File/girepuromejim.pdfIn PDF document text
- http://www.heksan.com.pl/file/jewurozapunifosi.pdfIn PDF document text
- http://olversonfamilyreunion.org/clients/5/51/51a48c89da211807e19ed56f8a1a1822/File/89344884704.pdfIn PDF document text
- http://webdulich.com/js/ckfinder/userfiles/files/jaxemubonibu.pdfIn PDF document text
- http://moscowprice.com/content/xuploadimages/file/rebipavigakumerukize.pdfIn PDF document text
- https://my-natural-style.net/upload/files/93647293280.pdfIn PDF document text
- http://ablerexthailand.com/userfiles/files/90660859722.pdfIn PDF document text
- https://lisacutler.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c05c6887ec6---85307207595.pdfIn PDF document text
- http://www.nbrownies.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/16078ed0911f27---34788124472.pdfIn PDF document text
- http://krindustria.com.br/site/wp-content/plugins/formcraft/file-upload/server/content/files/160e2d79980d1a---wetazavezegajozunim.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/BvfzZFkJO3s/uplcv?utm_term=black+australorp+rooster+chickPDF link annotation
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000f14f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF14F | 10612 bytes |
SHA-256: cc031096ec4af6f6f8d292a292375b1fb42eb93e81f9aa13efd97d14aea488fa |
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font_01_sfnt_off000109c6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x109C6 | 17084 bytes |
SHA-256: ea42d4959cd86c6d542b3566e342be0b4360ae1675f926ae06272f43db254f3e |
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font_02_sfnt_off00013581.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13581 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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