MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains numerous links pointing to various domains, many of which are flagged as part of a link farm on disposable hosting. The ML classifier and ClamAV detection strongly indicate malicious intent, likely for phishing or distributing further malware. No scripts were extracted, but the structure suggests a lure to external malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9968
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 http://debandhelder.nl/ckfinder/userfiles/files/85089619857.pdf In PDF document text
- http://ecilingirler.com/resimler/files/88109368064.pdfIn PDF document text
- http://sanaspinler.net/calisma2/files/uploads/42654279964.pdfIn PDF document text
- http://roland-toys.eu/userfiles/file/6233503606.pdfIn PDF document text
- https://butchercurnow.com/img/shop//contents/48557744104.pdfIn PDF document text
- https://lawyerupsmart.com/tempimg/file/43201371695.pdfIn PDF document text
- https://mytopics.it/uploads/file/99627285807.pdfIn PDF document text
- http://www.insurancedirectcanada.ca/wp-content/plugins/formcraft/file-upload/server/content/files/160a9eee6cc381---zenipifa.pdfIn PDF document text
- http://poltinka.ru/userfiles/file/bezixu.pdfIn PDF document text
- http://salonlomi.pl/wp-content/plugins/formcraft/file-upload/server/content/files/161294cf467bab---fumesibunodidirad.pdfIn PDF document text
- http://chocoenglish.com/_UploadFile/Images/file/foluxuramebikesifuvivun.pdfIn PDF document text
- http://gilbertthomasreunion.com/clients/5/5f/5f56fe696be94dde62972871c8a9bc28/File/gamikobe.pdfIn PDF document text
- http://koala-al.com/d/files/46874431180.pdfIn PDF document text
- https://vizzzio.ru/wp-content/plugins/super-forms/uploads/php/files/429416c6078c192699c87540ed5d52a5/65842133557.pdfIn PDF document text
- https://cleaner.pl/userfiles/file/17280044520.pdfIn PDF document text
- http://www.radiopopiatej.com/wp-content/plugins/formcraft/file-upload/server/content/files/16095773a41b62---malevasikodonelonapot.pdfIn PDF document text
- https://drrajanmahtani.com/userfiles/files/dutezonofitif.pdfIn PDF document text
- http://interel-rus.ru/test/sites/default/files/file/59952452213.pdfIn PDF document text
- http://phillipwhiting.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ee1575a5a77---lakakajajokozoxisem.pdfIn PDF document text
- http://german-ex.com/images/blog/file/rujijevufubosojidofi.pdfIn PDF document text
- https://www.apollopowersystems.com/wp-content/plugins/super-forms/uploads/php/files/33300adcf23f14704029eafc4470c7bc/20890378378.pdfIn PDF document text
- http://neuragen.ca/wp-content/plugins/formcraft/file-upload/server/content/files/1608e721e25d56---38595871570.pdfIn PDF document text
- http://goref.ru/files/file/muniram.pdfIn PDF document text
- http://summitremodelinginc.com/userfiles/files/67972810947.pdfIn PDF document text
- https://travelworld.ro/userfiles/file/bojodiwod.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/6naE_Nh8_CY/uplcv?utm_term=lg+inverter+air+conditioner+user+manualPDF 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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000105bb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x105BB | 19232 bytes |
SHA-256: c22db8640e664076c3306360b7d4a2c387b194b88a1e3f9e4758a3c9afb4a7d4 |
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font_01_sfnt_off00013814.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13814 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0001502b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1502B | 10836 bytes |
SHA-256: 0b1048bf4024133aa4e5cc25538282f69338e6514be480648aada75b93467fd2 |
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