MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file was flagged by multiple heuristics as malicious, including a specific ClamAV detection for 'Pdf.Phishing.Trojan'. The document functions as a link farm, containing numerous URLs that point to compromised WordPress sites. These links are likely used to redirect users to phishing pages or download further malicious content, indicating a probable initial access vector via spearphishing.
Machine Learning
- Nyx PDF Classifier malicious score 0.9955
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 https://queure.ru/uplcv?utm_term=home+for+sale+in+pageland+sc PDF link annotation
- http://amfmeg.org/wp-content/plugins/formcraft/file-upload/server/content/files/160afc8404d2d9---28832586806.pdfIn PDF document text
- http://europeanprofservices.com/wp-content/plugins/formcraft/file-upload/server/content/files/16084f9767ca68---94703725282.pdfIn PDF document text
- http://vasilii-orlov.fun/wp-content/plugins/super-forms/uploads/php/files/41d2f1a0eea8b160787d6bb6b5b53225/1682051176.pdfIn PDF document text
- https://wscnaturalhealings.com/wp-content/plugins/super-forms/uploads/php/files/98bbf7730025fc2e7a9a3472b3ba629b/jivanulidixifofuxuzefolul.pdfIn PDF document text
- http://maidnheaven.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608212efa9f0c---wipofu.pdfIn PDF document text
- http://opakowania-loga.pl/zdjecia/fotki/file/ravufiwubefuwuket.pdfIn PDF document text
- http://montaze.org/democms/userfiles/file/79297476673.pdfIn PDF document text
- http://mrsgladysosei.com/clients/f/fd/fd76c46f75d01f7adbe86f52c2a5b8c1/File/xudipexegobaxumuputekola.pdfIn PDF document text
- https://hostmegasoft.com/calisma2/files/uploads/4726260557.pdfIn PDF document text
- http://biosafety.biz/ckfinder/userfiles/files/ruwelivof.pdfIn PDF document text
- http://www.agrosystem.com.tr/wp-content/plugins/formcraft/file-upload/server/content/files/160b7a91ea8f85---madaxoniradeteledufojup.pdfIn PDF document text
- https://inncredel.com/uploads/40817172212.pdfIn PDF document text
- http://autohondl.cz/userfiles/file/powudelijerive.pdfIn PDF document text
- http://brothersaluminium.com.np/wp-content/plugins/formcraft/file-upload/server/content/files/1609435ad6c335---dabedirepowomukera.pdfIn PDF document text
- http://abacusnancy.com/userfiles/file/zixigogo.pdfIn PDF document text
- http://getawaynewzealand.co.nz/wp-content/plugins/formcraft/file-upload/server/content/files/16085e0eec0853---3534917557.pdfIn PDF document text
- https://textolinguisticsolutions.com/upload/editor/file/44633246597.pdfIn PDF document text
- https://trichynext.com/wp-content/plugins/super-forms/uploads/php/files/27f0f3bc18b0cfbc31ee89845bb3ab23/welemofimometene.pdfIn PDF document text
- https://electroagro.es/pub/files/82102214026.pdfIn PDF document text
- http://lnyuanzong.com/uploads/files/20210629002132.pdfIn PDF document text
- https://topjobsnepal.com/ckfinder/userfiles/files/kakufezibipojunibujoxel.pdfIn PDF document text
- https://www.fifatravels.com/wp-content/plugins/formcraft/file-upload/server/content/files/160751192ac941---repokutoxugopupoj.pdfIn PDF document text
- http://babywagen24.de/userfiles/file/bivuzigaxojizetik.pdfIn PDF document text
- http://arch-teh.com/pic/userfile/30241499302.pdfIn PDF document text
- 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_off0000df70.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDF70 | 17760 bytes |
SHA-256: 61b82c0cf102c88a2bf22fec730b333fddd14bc9eb38f39c19450432a8060b31 |
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font_01_sfnt_off00010de3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10DE3 | 10856 bytes |
SHA-256: 4363bb5d3fc780a9f4db38bd98b549157304a24ba1c34b9b9eb91655111ac70f |
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font_02_sfnt_off000126a5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x126A5 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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