MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous links to compromised WordPress sites, identified by heuristics like 'PDF_SEO_DISPOSABLE_LINK_FARM' and 'PDF_COMPROMISED_CMS_UPLOAD_LINK_FARM'. The ML classifier and ClamAV also flagged this PDF as malicious. The presence of a link farm suggests an attempt to direct users to external malicious content, likely for phishing or malware distribution.
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://matrixuniverzum.eu/wp-content/plugins/formcraft/file-upload/server/content/files/160c8a6c236b70---nefuvobusuxaxojoditak.pdf In PDF document text
- http://temple.mo/userfiles/file/19931332264.pdfIn PDF document text
- http://nedirajtebosnu.net/userfiles/file/zuxulad.pdfIn PDF document text
- http://www.jesuseslaroca.org/wp-content/plugins/formcraft/file-upload/server/content/files/160ae0117468ab---gerodubogar.pdfIn PDF document text
- https://alfa-pechati.ru/wp-content/plugins/super-forms/uploads/php/files/00f6e240b6666c3a47abb065c6827fc3/38161996175.pdfIn PDF document text
- http://rheinmotel.com/userfiles/file/sazirutezipijelav.pdfIn PDF document text
- https://divorcioconsensual.com.br/wp-content/plugins/super-forms/uploads/php/files/7600487b4ee87126aa06144aef24df05/60390081745.pdfIn PDF document text
- https://digireg.org/upload/66902503408.pdfIn PDF document text
- https://transcendenceit.com/wp-content/plugins/super-forms/uploads/php/files/6c9cc5f5fd03dd1f08779b82b1662792/tijabo.pdfIn PDF document text
- http://famcareconnect.org/wp-content/plugins/formcraft/file-upload/server/content/files/16083728a9fc15---fekizojuzurogemulasijaw.pdfIn PDF document text
- http://www.gainerwindows.ca/wp-content/plugins/super-forms/uploads/php/files/l4k2atuv7aobq6f1e94u00nl53/kejuru.pdfIn PDF document text
- https://vetranhtuongmamnon.vn/wp-content/plugins/super-forms/uploads/php/files/5rev5omt652mhrtir3janho1fq/buzub.pdfIn PDF document text
- http://mognational.com/wp-content/plugins/formcraft/file-upload/server/content/files/16094516f6e381---mezonutaropukofupa.pdfIn PDF document text
- https://lea-inc.com/wp-content/plugins/super-forms/uploads/php/files/e045e24238211153b09b9ff1f18a536f/9206447228.pdfIn PDF document text
- http://eska-lift.ru/userfiles/file/jubibupupojok.pdfIn PDF document text
- https://www.costaverde.it/wp-content/plugins/formcraft/file-upload/server/content/files/160ab02c6d45e6---zomazaked.pdfIn PDF document text
- http://xn--b1ahhafccpgkb2bxo.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/ee224c88dee6840606c1bf4c2421ca97/muzizogijex.pdfIn PDF document text
- http://kinocosmik.ru/sadm_files/kufazagisiduruxuso.pdfIn PDF document text
- http://beateromer.com/bilder/file/niragomem.pdfIn PDF document text
- https://mmagame.com/userfiles/file/36171350464.pdfIn PDF document text
- http://files.ibiza-ferien.de/file/1459198470.pdfIn PDF document text
- http://penoplex24.ru/wp-content/plugins/formcraft/file-upload/server/content/files/160c61dc3d36fb---19829373820.pdfIn PDF document text
- https://www.femregenx.co.za/wp-content/plugins/super-forms/uploads/php/files/8unl0g3m86bouk4qq0va0ctjhe/24964308418.pdfIn PDF document text
- http://escalierdurire.fr/ckfinder/userfiles/files/gamifotolepato.pdfIn PDF document text
- https://cor.org.ar/wp-content/plugins/super-forms/uploads/php/files/uva393kerib30d1q0trbcrr1l5/lovizevu.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/fzgW7-mxBc0/uplcv?utm_term=class+12+economics+project+on+national+incomePDF 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_off0000fda5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFDA5 | 16776 bytes |
SHA-256: f31fa8baa96a3582231b573997699b7f7aaca647ce06e3bc9dadefe08e5ff94f |
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font_01_sfnt_off00012950.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12950 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00014167.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x14167 | 10868 bytes |
SHA-256: bdf8bcccdae3beca920cae7f823576e7c5c554a2897b8071955a061b3b906ce1 |
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