MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The sample is a PDF document flagged by ML classifiers and ClamAV as malicious. It contains numerous embedded URLs, many of which point to compromised CMS upload directories or are part of a link farm hosted on disposable domains. These URLs are likely intended to redirect users to phishing sites or download further malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9942
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://roxburyhs1987.com/clients/63080/File/midakagil.pdf In PDF document text
- http://maihome.hu/admin1/file/maxukobelolikepesoduruw.pdfIn PDF document text
- https://www.gml.de/wp-content/plugins/formcraft/file-upload/server/content/files/160a0a36b3c0c6---dumigomupor.pdfIn PDF document text
- https://floridaholidayplanner.com/wp-content/plugins/super-forms/uploads/php/files/5c2d86fffa16d700fab21db83e1599b6/xutakutozesaruvo.pdfIn PDF document text
- https://ohligschlaeger-berger.de/wp-content/plugins/formcraft/file-upload/server/content/files/160a89e0883e30---serapuvore.pdfIn PDF document text
- http://arcomproltd.com/userfiles/file/56381871435.pdfIn PDF document text
- http://www.bridalchapel.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b0381bbca5d---77362366445.pdfIn PDF document text
- http://sts-logistika.ru/wp-content/plugins/super-forms/uploads/php/files/661b05f7387669890c626c7174986c10/tapizabegojelajasopofijed.pdfIn PDF document text
- http://elenasteele.com/wp-content/plugins/formcraft/file-upload/server/content/files/160df56d25895d---15444101654.pdfIn PDF document text
- http://qunjl.com/userfiles/files/6632388582.pdfIn PDF document text
- https://nowackleverkusen.de/wp-content/plugins/formcraft/file-upload/server/content/files/1606d86efea9d1---wesip.pdfIn PDF document text
- https://suhrsmad.dk/wp-content/plugins/formcraft/file-upload/server/content/files/1607b00ff4af37---67938254228.pdfIn PDF document text
- http://akkoryazilim.com/userfiles/file/jajagi.pdfIn PDF document text
- https://digidatadecolombia.com/wp-content/plugins/super-forms/uploads/php/files/e9616cb1e49c8c733ea60cd28b2e3fc6/xedenolerogorasajelagobu.pdfIn PDF document text
- https://ruiguoex.com/upfile/files/2021/06/16/watusowutadiduzorepuv.pdfIn PDF document text
- https://taxiparga.com/wp-content/plugins/super-forms/uploads/php/files/e9694b9b3cca64309abef2516a3af957/lisemimig.pdfIn PDF document text
- https://vinisfarm.com/wp-content/plugins/super-forms/uploads/php/files/fc50641b49baa3803808837307e8a18a/loguxegugukukinina.pdfIn PDF document text
- http://be-now.pl/userfiles/file/zunopunetoxokufoputaf.pdfIn PDF document text
- https://www.adcgrain.com/wp-content/plugins/super-forms/uploads/php/files/8af3e5f413987b8f8e64225898099370/duviwinowuvage.pdfIn PDF document text
- http://vipnjl.com/userfiles/files/sugolokofa.pdfIn PDF document text
- http://woodwork.pl/ubezpiecz/obrazy/file/jinodo.pdfIn PDF document text
- https://realestateconnect.biz/wp-content/plugins/super-forms/uploads/php/files/h4nmljjj4ejarec8bkef7q61h7/kematawifowoxa.pdfIn PDF document text
- http://springswellness.net/wp-content/plugins/formcraft/file-upload/server/content/files/16079a09200ddc---makifasipelikopowunibo.pdfIn PDF document text
- https://buddingheights.org/wp-content/plugins/formcraft/file-upload/server/content/files/16074fa71a39f5---fidika.pdfIn PDF document text
- https://beautifullifeuk.com/wp-content/plugins/super-forms/uploads/php/files/e51b0f8f7d8ef95351baa4ae8c70ff49/lirud.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/fzgW7-mxBc0/uplcv?utm_term=how+to+see+deleted+sms+in+androidPDF 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_off0000f7ad.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF7AD | 10484 bytes |
SHA-256: 213eeecc7576491bbbc4d8067120dd28ecf4659c7039989722cb5e7eb2aaf406 |
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font_01_sfnt_off00010f7b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10F7B | 17752 bytes |
SHA-256: 6bd7b2283e1761844023ad675cfb2860b34b8f6e184bd6af7b67ebadb4a68068 |
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font_02_sfnt_off00013e40.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13E40 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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