MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded URLs, many of which point to external PDF files hosted on various domains. Heuristics indicate this is a link farm, potentially for SEO manipulation or to lure users to malicious content. ClamAV detection as 'Pdf.Phishing.Trojan' further supports a malicious intent, likely involving phishing or malware distribution through these links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9942
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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 http://elateridae.com/images/FCKeditor/file/palajopareza.pdf In PDF document text
- https://luathoanghuy.com/uploads/files/13373714925.pdfIn PDF document text
- http://pho32shabu.com/uploads/files/56596489387.pdfIn PDF document text
- http://szakkepzosiklos.hu/upload/file/97006183362.pdfIn PDF document text
- https://www.axelendinggroup.com/wp-content/plugins/super-forms/uploads/php/files/14bc1d54e1696c19ff2942e45f2fa49c/78099937498.pdfIn PDF document text
- http://scottleddy.net/clients/862555/File/19318091200.pdfIn PDF document text
- http://videoacceso.com/wp-content/plugins/formcraft/file-upload/server/content/files/160781a44e3036---mifekorub.pdfIn PDF document text
- https://saftanton.dk/wp-content/plugins/formcraft/file-upload/server/content/files/160bcea90b90b0---rasipufogeliwezi.pdfIn PDF document text
- http://thumpamonpally.com/userfiles/file/45545842243.pdfIn PDF document text
- https://simovi.mx/wp-content/plugins/formcraft/file-upload/server/content/files/1609885b9accf2---pulazel.pdfIn PDF document text
- https://www.sidertest.it/wp-content/plugins/formcraft/file-upload/server/content/files/1606c72fb82827---sezasitej.pdfIn PDF document text
- http://esejsc.com/upload/files/99430822363.pdfIn PDF document text
- https://www.edutechusa.com/wp-content/plugins/formcraft/file-upload/server/content/files/160d4a02c78117---83262567080.pdfIn PDF document text
- http://inwallendorf.de/userfiles/file/49233131099.pdfIn PDF document text
- https://angkagenap.com/contents//files/6362341390.pdfIn PDF document text
- https://rrvchefs.com/wp-content/plugins/super-forms/uploads/php/files/569654c42e3d982d3d13047c9c955eea/segawositubim.pdfIn PDF document text
- https://frontiersneurophotonics.org/wp-content/plugins/formcraft/file-upload/server/content/files/1/160adf4a15d1e8---60783967875.pdfIn PDF document text
- http://www.stockholmswingallstars.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a300ed20153---vewiwinofozejemu.pdfIn PDF document text
- https://tranduongauto.com/app/webroot/files/images/pages/files/47942224802.pdfIn PDF document text
- https://aedwea.com/upload/foto/xuwimu.pdfIn PDF document text
- https://vrindaindia.com/php/joseph/uploads/file/vodixanisogeniveretise.pdfIn PDF document text
- http://quickfix-poland.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b4a67b7a304---lubuluje.pdfIn PDF document text
- https://www.ideaklinik.com.tr/wp-content/plugins/formcraft/file-upload/server/content/files/16093e6ef3b666---dikevilufijinuzatod.pdfIn PDF document text
- https://tirthmobile.com/wp-content/plugins/super-forms/uploads/php/files/h7200g2k930n59rhr0dgdt49mv/9980681413.pdfIn PDF document text
- https://deedpoll.sg/wp-content/plugins/super-forms/uploads/php/files/1053ae9e1093cea43cb657e01723f246/56048480129.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/ngfLrbzwjls/uplcv?utm_term=health+safety+and+environment+book+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_off0000ea75.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEA75 | 17236 bytes |
SHA-256: 9ffe0473f598992cbc5775aeca8584b3da00f85f8aa0d9ed381bfa6ccfc475db |
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font_01_sfnt_off0001176a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1176A | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00012f81.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12F81 | 11164 bytes |
SHA-256: bf622c85ab59535cf3b36ce776d85a9cca41234a866ab09b861bc28ee5b48bce |
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