MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file was detected as a malicious PDF by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. The PDF contains numerous links to external websites, many of which appear to be hosted on compromised WordPress sites, suggesting a phishing or malware distribution campaign. The presence of external URIs and link farms points towards an attempt to redirect users to malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9955
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://ketchas.ru/uplcv?utm_term=if+you+get+a+nose+piercing+will+the+hole+close PDF link annotation
- http://vtracauto.com/wp-content/plugins/formcraft/file-upload/server/content/files/160825ef93995c---91644268325.pdfIn PDF document text
- https://argumentua.com/i/file/xiwasetibezemegiser.pdfIn PDF document text
- http://clarasonic.com/upload/file/95862983384.pdfIn PDF document text
- http://mooneyes.pl/userfiles/file/29964068781.pdfIn PDF document text
- https://laneopx.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606ccaa57710c---mugotofamuzi.pdfIn PDF document text
- https://www.techsrollout.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608a32de01317---66264311085.pdfIn PDF document text
- http://iphysiology.ru/upload/wobibexozakawaja.pdfIn PDF document text
- http://amuseonline.com/absite/userfiles/file/jojaxoxewudi.pdfIn PDF document text
- http://mstreatmentadvances.com/userfiles/files/rejujoxavaraxobipotu.pdfIn PDF document text
- https://www.bocamvigliesrooms.com/wp-content/plugins/super-forms/uploads/php/files/10b5ec3586ce1a5eec4652fd3135d3d3/44826401824.pdfIn PDF document text
- http://photographybynami.com/wp-content/plugins/formcraft/file-upload/server/content/files/16080929ce3543---12127577189.pdfIn PDF document text
- http://broadviewlibrary.org/uploaded_bvlib/file/kawilos.pdfIn PDF document text
- https://sumangold.net.vn/wp-content/plugins/super-forms/uploads/php/files/tqh5l2f5a5d4ef260l33j5u592/tejogolubuxugidovununup.pdfIn PDF document text
- http://cageart.ca/wp-content/plugins/formcraft/file-upload/server/content/files/160baedba5c4ba---13954711657.pdfIn PDF document text
- https://tlpnw.com/wp-content/plugins/super-forms/uploads/php/files/305b844970c659b701608da3eaa01497/79190366601.pdfIn PDF document text
- http://df-foundry.net/d/files/gaberezenegopawobosumis.pdfIn PDF document text
- https://www.rogierstoel.nl/wp-content/plugins/super-forms/uploads/php/files/qnveu8ufhqmk5e19ngggetbtka/pazarevafazunosigizif.pdfIn PDF document text
- http://envigest.cz/upload/file/roneb.pdfIn PDF document text
- https://aartipalette.com/userfiles/file/99335357084.pdfIn PDF document text
- http://amirafouad.com/uploaded_files/file/77893786020.pdfIn PDF document text
- https://tecnicadovolante.com/images/file/jejolaja.pdfIn PDF document text
- http://travelport.pl/userfiles//file/55113633987.pdfIn PDF document text
- http://thm-holding.ru/wp-content/plugins/super-forms/uploads/php/files/c5db4804de32d75319f8b85d146d3b9b/wigobimawisolavaramodobol.pdfIn PDF document text
- http://hgbs.de/userfiles/file/bijegeloxugasaxemaxenewu.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_off0000e7c7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE7C7 | 11012 bytes |
SHA-256: 480e823b04c9963bda49f29d6b9ae168ec4667cf9d52e19d39737e22606601c2 |
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font_01_sfnt_off0001016d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1016D | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0001197f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1197F | 16252 bytes |
SHA-256: c572669d4bef91bb564fcaab89c17408bfff747a63e1cb57376b2e4b93f28815 |
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