MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file was flagged by multiple heuristics and a machine learning classifier as malicious, with ClamAV identifying it as a phishing trojan. It contains numerous links pointing to compromised websites and disposable hosting, suggesting a phishing or malware distribution campaign. The file's structure and embedded links indicate it is likely used as part of a spearphishing attachment attack to redirect users to malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9963
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://drafthe.ru/uplcv?utm_term=questions+to+make+a+man+fall+in+love
- http://ekotronic.eu/files/file/99659835489.pdf
- https://sg-design.top/wp-content/plugins/super-forms/uploads/php/files/3442e6805b68819944e154d3672c9f1b/65133230484.pdf
- https://ratsimae.eemedia/contents/file/bogulelolorod.pdf
- https://nuevocoach.co.uk/wp-content/plugins/super-forms/uploads/php/files/b83e6989d1ee4439da76e1937d774e49/povuzowawilupolobevo.pdf
- https://gearforfree.com/wp-content/plugins/super-forms/uploads/php/files/s8v6c940tt34esgm3ncd8ih70p/sawosajubejaxalipoz.pdf
- https://www.sharpeningfactory.com/wp-content/plugins/formcraft/file-upload/server/content/files/16073dac5a061e---67839750530.pdf
- https://drivingschoolofnorthtexas.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609a9f5432a8b---22262262273.pdf
- https://auto-rujo.com/images-editor/file/vakoka.pdf
- http://www.patricktennis.nl/wp-content/plugins/formcraft/file-upload/server/content/files/16070f333ab773---suzered.pdf
- http://ateliergermain.net/sites/default/files/file/31998300420.pdf
- https://limpjet.com.br/wp-content/plugins/super-forms/uploads/php/files/2ca9b674eed337360600b635ce5bcda3/gejunudiz.pdf
- http://szymonadamczyk.pl/uploads/fck/file/14297961035.pdf
- https://www.ideaklinikankara.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607321e182b40---kutaregaxagelexepavewupez.pdf
- http://asckhn.com/acskhn/userfiles/file/99025697309.pdf
- https://daaeportrett.no/upload/file/mepixugu.pdf
- http://kennedy-jackson.com/clients/f/f7/f78508644b517540cdb1549d93860f53/File/xurukajax.pdf
- https://borderpak.com/wp-content/plugins/super-forms/uploads/php/files/4c2019cdde0529c5781e60f37cc8ff2e/diritefarolozorujuxilav.pdf
- http://baovevietnam-vnss.com/upload/file/25207864051.pdf
- http://webinaris.biz/ckfinder/userfiles/publics/files/72837554397.pdf
- http://vdgairconditioning.nl/wp-content/plugins/formcraft/file-upload/server/content/files/160becd7eb7bd2---fofaluwuwulibejagujen.pdf
- http://pericosrentcar.com.mx/wp-content/plugins/formcraft/file-upload/server/content/files/1607a924467f92---xapuramunasasikamoveb.pdf
- http://www.sparkprototypes.com/wp-content/plugins/formcraft/file-upload/server/content/files/160aff22dd462c---jepirevitib.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000c71e.bin332a92ecf24830d9012bcab5537896300c052dadf4828fbd1537747801a0dfc3 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC71E | 10592 bytes |
font_01_sfnt_off0000df6f.bine58d7c35949019572e1ade9966e03d17c8ba5244a43b9ff0df08eb753181895c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDF6F | 16448 bytes |
font_02_sfnt_off00010901.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10901 | 16792 bytes |
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