MALICIOUS
164
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains embedded JavaScript, which is often used to redirect users to malicious websites or download further payloads. Several heuristics indicate the document is part of a link farm hosted on compromised or disposable domains, suggesting a phishing or malware distribution campaign. The ClamAV detection as 'Pdf.Phishing.Trojan' further supports a malicious intent.
Machine Learning
- Nyx PDF Classifier malicious score 0.9949
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 https://belhasasecurity.com/userfiles/file/dadarenipo.pdf In PDF document text
- https://www.sesc.com.ua/wp-content/plugins/super-forms/uploads/php/files/an01a0psatmoe5ndr2ddtllol6/gunurinopijag.pdfIn PDF document text
- http://lapenya.cat/imgjovesnaves/file/31325439066.pdfIn PDF document text
- https://skyfireconsulting.com/wp-content/plugins/super-forms/uploads/php/files/dfmg2jp24kpiiqe19ohnpjbgmu/98130229586.pdfIn PDF document text
- https://seedomoretravel.com/files/files/bamejeje.pdfIn PDF document text
- http://kazuma.ru/ckfinder/userfiles/files/majikesaf.pdfIn PDF document text
- https://gresathouse.com/wp-content/plugins/super-forms/uploads/php/files/e5e4a3eb27afe35de9b952b44d6f9903/zulavixajerutefiwebase.pdfIn PDF document text
- https://blokhol.com/upload/files/91660808688.pdfIn PDF document text
- http://yenidenyuzlendirme.com/ckfinder/userfiles/files/93917475661.pdfIn PDF document text
- http://lichnyiybrand.ru/wp-content/plugins/formcraft/file-upload/server/content/files/160ecf1f99efb2---67873882486.pdfIn PDF document text
- http://dlzj.net/upload/files/20210707043154663859.pdfIn PDF document text
- https://cepatdaftargroup2.com/contents/files/bojikenoxusidaxuxovibato.pdfIn PDF document text
- https://tonitomov.com/picture/file/831859667.pdfIn PDF document text
- http://tetraeng.it/userfiles/files/47270226618.pdfIn PDF document text
- http://ampletrekking.com/userfiles/file/17470256026.pdfIn PDF document text
- https://unitedcardsolutions.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607a82544da08---pofixekesalo.pdfIn PDF document text
- https://microfocus-realize2020mea.com/wp-content/plugins/super-forms/uploads/php/files/31d75c01a503fe84eb28b166143450e2/zafonezifiniji.pdfIn PDF document text
- https://www.mii.net/wp-content/plugins/super-forms/uploads/php/files/83045a399460a3f2bcbc477b8ec96145/wuropowuwoberakudunasu.pdfIn PDF document text
- http://interfacetravels.com/app/webroot/js/ckfinder/userfiles/files/66839717797.pdfIn PDF document text
- http://agiusfuneraldirectors.com/files/file/mezigitaxe.pdfIn PDF document text
- http://otohyundaidanang.com/uploads/image/files/rarunusodoxezubikupek.pdfIn PDF document text
- http://studioscoponi.eu/userfiles/files/kotopaxidixebawumedu.pdfIn PDF document text
- http://skyrunarser.com/js/fckeditor/editor/filemanager/connectors/php/connector.php/upfiles/file/210719050729489753yg0szl.pdfIn PDF document text
- http://4seasonstours.in/userfiles/file/80380456568.pdfIn PDF document text
- https://stakeoutllc.com/wp-content/plugins/super-forms/uploads/php/files/4869c1ff656db95fd45ef099f7d32938/pifitadebobid.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/ngfLrbzwjls/uplcv?utm_term=stories+for+1st+grade+pdfPDF 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_off0000db45.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDB45 | 17372 bytes |
SHA-256: 49a7d09d33608b917a21c11588130ecd96db9030cc3f237dd688f196ab8f4a2c |
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font_01_sfnt_off00010787.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10787 | 10648 bytes |
SHA-256: 9f60ad6ea57dac1224f0b0365558f4f77af0347ba0dc674c1843fef4cf8e18d7 |
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font_02_sfnt_off00011fe1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11FE1 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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