MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF file was flagged by ClamAV as a phishing trojan and by an ML classifier, indicating malicious intent. It contains numerous embedded URLs that form a link farm, directing users to potentially compromised websites or malicious content. The presence of multiple external URIs and link farm heuristics strongly suggests a phishing or malware distribution campaign.
Machine Learning
- Nyx PDF Classifier malicious score 0.9982
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://pixomot.ru/uplcv?utm_term=instagram+followers+net+free PDF link annotation
- https://lotteppta.com/beta/assets/file/28073359283.pdfIn PDF document text
- http://huspanda.com/data/ckfinder/files/nakumewenari.pdfIn PDF document text
- https://marblobaths.ph/app/webroot/img/files/90086011168.pdfIn PDF document text
- http://metalzilembo.it/userfiles/files/vozojirolotetafifufus.pdfIn PDF document text
- http://xtra360.net/campannas/file/31771284752.pdfIn PDF document text
- http://phanphoiongnhuahoasen.vn/upload/files/26325066661.pdfIn PDF document text
- https://www.davidwoodpersonnel.com/wp-content/plugins/formcraft/file-upload/server/content/files/16130f100a2630---28752729206.pdfIn PDF document text
- http://pusheng168.com/uploadfiles/20210905202525.pdfIn PDF document text
- http://noxsun.com/jingkelun/userfiles/files/20210910035618.pdfIn PDF document text
- https://soi.icami.mx/ckfinder/userfiles/files/58551494200.pdfIn PDF document text
- https://www.enviedecrire.com/wp-content/plugins/formcraft/file-upload/server/content/files/161304d3070781---nefinoxonutelimeka.pdfIn PDF document text
- https://dlt-nkp.com/fileupload/file/73320932840.pdfIn PDF document text
- https://ariaparvaz.com/basefile/ariaparvazcom/files/32677145032.pdfIn PDF document text
- http://srcchaika.ru/files/uploads/files/57059036877.pdfIn PDF document text
- http://www.putnamtaxi.net/wp-content/plugins/formcraft/file-upload/server/content/files/16137d3c9639f9---5960010780.pdfIn PDF document text
- http://churchliferesources.org/wp-content/plugins/formcraft/file-upload/server/content/files/1613ea44b939f6---diwobuzod.pdfIn PDF document text
- https://reclamesticker.nl/images/uploads/file/In PDF document text
- https://ofertaromania.ro/ckfinder/userfiles/files/gixafafetizumusuxu.pdfIn PDF document text
- https://www.luthier-auxerre.fr/ckfinder/userfiles/files/44747273486.pdfIn PDF document text
- http://hoteldanang.com/uploads/images/files/52647233672.pdfIn PDF document text
- http://xz-brand.com/ckfinder/userfiles/files/97626448113.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_off00010cf2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10CF2 | 18972 bytes |
SHA-256: 7bed37a57848c9e3ac1cdc1a43cee1bdbba6e35de804aeaa9a46db76c461107d |
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font_01_sfnt_off00013da7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13DA7 | 10500 bytes |
SHA-256: 2868608031aa93e9a7583d5a14a5023b76e19f0b9551e81d06295e89217ec74c |
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font_02_sfnt_off0001559e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1559E | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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