MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It functions as a link farm, presenting numerous URLs that likely lead to phishing sites or malware downloads. The presence of multiple compromised CMS upload links further supports this assessment.
Machine Learning
- Nyx PDF Classifier malicious score 0.9953
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://infrive.ru/uplcv?utm_term=all+of+me+bb+lead+sheet PDF link annotation
- http://toyteepee.com/uploadfiles/file/210527002248004892oz5xso.pdfIn PDF document text
- http://ne-moloko.ee/wp-content/plugins/super-forms/uploads/php/files/01bc5c77f1b0bd92ac8f9f5ecf70a7b4/36266409257.pdfIn PDF document text
- https://championsforchildren.org/wp-content/plugins/super-forms/uploads/php/files/6e493b42889e752e5d4cd2f15eb5b5ac/49360397937.pdfIn PDF document text
- http://nnk.gr/wp-content/plugins/formcraft/file-upload/server/content/files/1608a922d1a261---kevegavebizi.pdfIn PDF document text
- http://trenermichal.pl/wp-content/plugins/formcraft/file-upload/server/content/files/16094af8e23b61---77557833140.pdfIn PDF document text
- http://samuiluxurytravel.com/Uploads/file/soduregepo.pdfIn PDF document text
- https://amkboiler.com/wp-content/plugins/super-forms/uploads/php/files/im07fj8iooub51b4f8hc431non/wivezipepovojasixusakimov.pdfIn PDF document text
- http://ankurgroups.com/userfiles/file/povelevimoxuxupukevuxasej.pdfIn PDF document text
- https://sirikulsteel.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b603f8e9e36---kolijupuvumedakarenifaz.pdfIn PDF document text
- http://grappin-annat-como.com/userfiles/grappin-annat-como.com/file/jiporabuwedudomovuval.pdfIn PDF document text
- http://kolaykanal.com/userfiles/files/23391265989.pdfIn PDF document text
- http://az4group.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/1608446e43f7ee---16520557197.pdfIn PDF document text
- https://agsposure.org/wp-content/plugins/super-forms/uploads/php/files/0f003563b4ba0c6492c9f05c6a450bd8/73900371483.pdfIn PDF document text
- http://www.deadclan.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1606fe0e4cf22f---67141817908.pdfIn PDF document text
- https://pfgmm.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/160d33c70a0035---63452290625.pdfIn PDF document text
- http://vegasoft.hr/wp-content/plugins/formcraft/file-upload/server/content/files/1608fbf430a371---fabadefeziz.pdfIn PDF document text
- http://drapa-technika.cz/UserFiles/File/89691458062.pdfIn PDF document text
- http://aktifithalat.com/resimlerfiles/24312884312.pdfIn PDF document text
- http://aptchasers.com/FCKeditor/userfiles/file/guzube.pdfIn PDF document text
- https://bestmiamiturf.com/wp-content/plugins/super-forms/uploads/php/files/b3d7fe918621ea383a8e4a2ed40e9bb9/12165846886.pdfIn PDF document text
- https://carrieres-pierre.com/userfiles/file/dipudavetur.pdfIn PDF document text
- https://www.denisonlandscaping.com/wp-content/plugins/formcraft/file-upload/server/content/files/16079ea9d6473b---gefire.pdfIn PDF document text
- https://growmytruck.com/wp-content/plugins/super-forms/uploads/php/files/522204bf7fe6fca1b33fde9ed865a364/gibizatisuwonagibofuvilop.pdfIn PDF document text
- http://rosesrealtyhomes.com/userfiles/files/lesatuvemozenow.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_off0000d813.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD813 | 16952 bytes |
SHA-256: d9796914a0b22a88c5927db55cd7ca630160a228b4bf01a25d54bdfb7f211561 |
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font_01_sfnt_off0001046e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1046E | 10444 bytes |
SHA-256: d9f35379769eef11f0e718285b8b8ea5138e7b6bf1942a5a74cb05318d163a16 |
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font_02_sfnt_off00011c2f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11C2F | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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