MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. It contains numerous links, many pointing to compromised CMS uploads or disposable hosting, suggesting a link farm or redirection scheme. The document body is heavily obfuscated and appears to be generated by wkhtmltopdf, indicating it's not meant for direct user consumption but rather as a container for malicious links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9965
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://secondhandgraphics.com/usrfiles/file/44463688183.pdf In PDF document text
- http://perseverance.cyou/updatefiles/file/rutiferubowegusagaviki.pdfIn PDF document text
- http://sola-brothers.com/userfiles/file/wuvez.pdfIn PDF document text
- http://nepodoshlo.kz/ckfinder/userfiles/files/bimuziziledotemogita.pdfIn PDF document text
- https://floraplant.gr/FCKeditor/userimages/file/kukefamafetimatatekus.pdfIn PDF document text
- https://ateneoarbonaida.com/wp-content/plugins/formcraft/file-upload/server/content/files/161392bb0e74cb---19595716900.pdfIn PDF document text
- https://barcelonacentromedico.es/files/galeria/files/lipidujilijek.pdfIn PDF document text
- https://bodymart.in/ckfinder/userfiles/files/juvabirefukigokepep.pdfIn PDF document text
- http://kmbb.at/userfiles/file/lefosu.pdfIn PDF document text
- http://bulmarconsult.com/files/65187318501.pdfIn PDF document text
- http://z500.si/files/momeru.pdfIn PDF document text
- https://kimcert.net/E/file/daxowuwaxutunimokomot.pdfIn PDF document text
- https://datenglagi.com/contents/files/terunufigakipegul.pdfIn PDF document text
- http://xn--80aer5aza.xn--19-kmcm3c.xn--p1ai/ckfinder/userfiles/files/93099940465.pdfIn PDF document text
- http://hyunbulsa.org/~ewedd2/userfiles/file/44188084281.pdfIn PDF document text
- http://fruitvita.com/files/files/fefubitaxegevijojumu.pdfIn PDF document text
- https://thefertilizergranulators.com/d/files/sewedowofojiregelekekevo.pdfIn PDF document text
- http://kirks-pool.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613485101f74e---gomununagagogenonojupam.pdfIn PDF document text
- https://socardan.com/userfiles/files/rexafulijutobose.pdfIn PDF document text
- https://bank-kredit.at/ckfinder/userfiles/files/gidiwajukafekesi.pdfIn PDF document text
- http://evohome.pl/userfiles/file/zexamesesodatoxikigek.pdfIn PDF document text
- https://www.helpagesl.org/wp-content/plugins/formcraft/file-upload/server/content/files/1613a246b08477---73391151264.pdfIn PDF document text
- https://riolospettacoli.it/filesUploads/file/53334548482.pdfIn PDF document text
- https://valkexclusief.reviewz.eu/app/webroot/files/userfiles/files/depig.pdfIn PDF document text
- https://cissud.eu/uploads/ck_editor/files/kufugunoxipejaxeguvi.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/GLLx1DTH0VQ/uplcv?utm_term=monty+python%27s+the+meaning+of+life+full+moviePDF 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_off0000b1dc.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB1DC | 15168 bytes |
SHA-256: e4a941e257b9db9edb61867a5581e31009c77397256ebe647edd72af5bb4a787 |
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font_01_sfnt_off0000d811.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD811 | 11012 bytes |
SHA-256: 7bcf2c1161eb370b60f0c10fe3e5b3a00b47add25571eb4cbbf3732ee7528523 |
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font_02_sfnt_off0000f1a1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF1A1 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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