MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of embedded URLs, many of which point to compromised CMS uploads and disposable domains, indicating a link farm designed to lead users to malicious content. ClamAV detection as 'Pdf.Phishing.Trojan' further supports a malicious intent. The ML classifier also strongly flagged this PDF as malicious.
Machine Learning
- Nyx PDF Classifier malicious score 0.9842
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://orderbestwings.com/uploads/files/doxepuzivalakejosa.pdf In PDF document text
- https://kvartira-zalog.ru/wp-content/plugins/super-forms/uploads/php/files/330b1a248ce65c3393ebeffef30f6f15/lufenagumulemudawopa.pdfIn PDF document text
- http://dakmet.pl/upload/69367295578.pdfIn PDF document text
- https://best-turbos.com/wp-content/plugins/super-forms/uploads/php/files/ebb650eb3ce41be82c09af9e8f957067/jafedanokezapen.pdfIn PDF document text
- http://hk-keber.de/images/file/fekadaxomakoxutemes.pdfIn PDF document text
- http://kondicionery-vidnoe.ru/upload_picture/file/85524012717.pdfIn PDF document text
- http://neuragen.ca/wp-content/plugins/formcraft/file-upload/server/content/files/160816d0cdd359---mujopawagilonawu.pdfIn PDF document text
- http://seoulsquare.com/userfiles/file/rugipaj.pdfIn PDF document text
- https://kicksomeglass.com/wp-content/plugins/super-forms/uploads/php/files/40f1ba8da286f7e5a82326e5e4834e34/88944044883.pdfIn PDF document text
- https://asi-filter.pl/files/file/sorafedozapusefaderuk.pdfIn PDF document text
- https://him-home.ru/wp-content/plugins/super-forms/uploads/php/files/891ca3ecd23136c508fd8c70788a9140/kozuliwadet.pdfIn PDF document text
- http://mtcclassof81.com/clients/0/0a/0a45bd3013a8cc77df817aa526a911b1/File/98131084427.pdfIn PDF document text
- https://propbrains.com/wp-content/plugins/super-forms/uploads/php/files/i5pgmboa7v41cs85namcg7mm30/51469995483.pdfIn PDF document text
- https://comesa.com.pe/wp-content/plugins/super-forms/uploads/php/files/dkob3nadpc466rc42lugef8ko5/napakakunoku.pdfIn PDF document text
- https://iominneapolis.com/wp-content/plugins/super-forms/uploads/php/files/8a96d7e472d442007bc5ca92979dc995/tesodadubusabavo.pdfIn PDF document text
- https://www.tunnel.de/files/uploaded/file/tisekuj.pdfIn PDF document text
- https://feriaesotericadeatocha.com/wp-content/plugins/formcraft/file-upload/server/content/files/160985635e6cdf---43331719423.pdfIn PDF document text
- https://n95america.com/wp-content/plugins/super-forms/uploads/php/files/92f9ae09aab29f632ce64e81e3d94609/wewojijin.pdfIn PDF document text
- https://rrvchefs.com/wp-content/plugins/super-forms/uploads/php/files/59274acf6f8e10439c3a4db361c929c9/pizov.pdfIn PDF document text
- http://kozhencherrymtc.org/userfiles/file/dokazejanojid.pdfIn PDF document text
- http://writtenmail.com/upload_images/file/kifasazero.pdfIn PDF document text
- http://enjoy.sk/editor_uploads/system/files/polutenuzipejope.pdfIn PDF document text
- http://conhantaoankhanh.com/webroot/img/files/89093178613.pdfIn PDF document text
- http://zbraneklapka.cz/ckfinder/userfiles/files/zirazaxerilifuxe.pdfIn PDF document text
- http://xperion.hu/wp-content/plugins/super-forms/uploads/php/files/4542b8d97a5dc32760fe18f44855f490/44690532112.pdfIn PDF document text
- http://stardentalcare.org/userfiles/file/gadapavuwebiru.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/GLLx1DTH0VQ/uplcv?utm_term=true+detective+season+1+episode+3+script+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 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00013686.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13686 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off00014e9d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x14E9D | 10920 bytes |
SHA-256: 13b1594616f44f21b81f9ea90bde635fa7a4039e789ed1554ab3bd55cc3384e8 |
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font_02_sfnt_off00016824.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x16824 | 20772 bytes |
SHA-256: 094f11c33b58cd3d11d3f0f70b5d6f66d251d48bd0cf7cfb39c624c5ced54fcb |
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font_03_sfnt_off00018afc.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x18AFC | 19304 bytes |
SHA-256: f686677c668836f1d61198f36c885e044a5d2d8c20060d88c9e2b9bad1e6025d |
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