MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file was flagged by multiple heuristics and an ML classifier as malicious, specifically identified as a phishing trojan. It contains a large number of embedded URLs, many pointing to compromised WordPress sites or disposable hosting, forming a link farm. The primary purpose appears to be redirecting users to external, potentially malicious content, consistent with phishing or malware distribution tactics.
Machine Learning
- Nyx PDF Classifier malicious score 0.9986
Heuristics 6
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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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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://cructi.ru/uplcv?utm_term=bitaim+for+carrom+pool PDF link annotation
- http://promocode.lu/userfiles/files/17900593417.pdfIn PDF document text
- http://serendipityorlando.com/wp-content/plugins/formcraft/file-upload/server/content/files/1614bb5307e614---bizipumumevezu.pdfIn PDF document text
- https://crcnueva.naturasoftware.com/uploads/images/files/nidekinalupikaben.pdfIn PDF document text
- http://commissioncollectionlaw.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/32988052626.pdfIn PDF document text
- http://cedresarquitectura.com/wp-content/plugins/formcraft/file-upload/server/content/files/16138ca1cef1b0---sepozavevunedipabisasa.pdfIn PDF document text
- https://www.medipratik.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613e4ddb2d4ce---52924175668.pdfIn PDF document text
- https://jxlmedu.com/file/files/20210902_070655.pdfIn PDF document text
- http://webbuilders.com/files/file/69452293982.pdfIn PDF document text
- https://foodthings.us/userfiles/file/lozowejesubepuju.pdfIn PDF document text
- https://catbasailing.com/upload/fck/file/ximanezosupaput.pdfIn PDF document text
- http://tomaszskiba.com/userfiles/file/17146092120.pdfIn PDF document text
- http://files.ibiza-ferien.de/file/39361205192.pdfIn PDF document text
- http://hoaisonland.vn/upload/files/16116491423.pdfIn PDF document text
- http://teplorium.su/userfiles/file/fipugawoxupuza.pdfIn PDF document text
- http://squarcialupirelaxinchianti.com/writable/public/userfiles/file/29072113411.pdfIn PDF document text
- http://woonhuislift.info/wp-content/plugins/formcraft/file-upload/server/content/files/16134cb19ee9b3---vibewowev.pdfIn PDF document text
- http://gajagotour.com/UserFiles/file/fibep.pdfIn PDF document text
- http://www.huntsvillepr.com/files/files/lalunujasisejidizagita.pdfIn PDF document text
- http://ankaraeksioglu.com/resimler/files/rogomemerikememebuj.pdfIn PDF document text
- http://ardeche.proximeo.com/ckfinder/userfiles/files/wujixin.pdfIn PDF document text
- https://newline-eg.com/userfiles/file/ketokenakime.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_off0000af7d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xAF7D | 14500 bytes |
SHA-256: 1e4c2b117c2db69b09ef37acc5e58098d6850cc1858806ef91158ccac041abc6 |
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font_01_sfnt_off0000d3f4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD3F4 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000ec0b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEC0B | 10288 bytes |
SHA-256: f99f1c3d460d24d9cf006bf4c25467cf0e97f42209930530a73248a92d6be8da |
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