MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains numerous links to external websites, many of which appear to be compromised or disposable hosting. Heuristics indicate a link farm strategy, with some links pointing to other PDF files. The ML classifier and ClamAV detection strongly suggest malicious intent, likely related to phishing or malware delivery.
Machine Learning
- Nyx PDF Classifier malicious score 0.9975
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://rooptex.com/uploads/vobijerube.pdf In PDF document text
- http://theorientgarden.iorderfoods.com/uploads/files/80781126149.pdfIn PDF document text
- http://faceconnects.com/ci/userfiles/files/86802577497.pdfIn PDF document text
- https://zilalcooling.com/other_files/File/53050560102.pdfIn PDF document text
- http://www.ochoadentalcare.com/tacgestorcontenidos_ochoa/documentos/file/In PDF document text
- http://vmkmsz.hu/userfiles/file/80758724823.pdfIn PDF document text
- https://7mark3t2-7aya.com/contents/files/zozokusodexijuxodawupotu.pdfIn PDF document text
- http://culbertsonlawyer.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/dagufukujerizilo.pdfIn PDF document text
- http://dnepropress.net/files/file/kifokomexipuvanu.pdfIn PDF document text
- http://glamour-nsk.ru/ckfinder/userfiles/files/29721487935.pdfIn PDF document text
- http://ntweac.edu.hk/admin/ckfinder/userfiles/files/6690648440.pdfIn PDF document text
- https://rinducm1.com/contents/files/26236746384.pdfIn PDF document text
- https://alistairmills.com/ckfinder/userfiles/files/79680990672.pdfIn PDF document text
- http://belean.pl/userfiles/file/saxosujoxuzupadode.pdfIn PDF document text
- http://color-gateway.com/userfiles/file/pikosilirebugasagukukexis.pdfIn PDF document text
- http://verynailscm.com/user_img/file/mudebevukibuvos.pdfIn PDF document text
- http://otoozevran.com/resimler/files/93410967250.pdfIn PDF document text
- http://synowka.pl/galeria/file/9712814972.pdfIn PDF document text
- https://zagi.hr/files/45637456850.pdfIn PDF document text
- https://purpleleafestatebuyers.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613dda23a6ecb---78421807240.pdfIn PDF document text
- https://yastudio.net/wp-content/plugins/super-forms/uploads/php/files/c23ba9d240d000785a1094c7db767309/56612526340.pdfIn PDF document text
- http://inspirationallabels.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/161330427dcb79---jokir.pdfIn PDF document text
- https://netcsemege.hu/ckfinder/userfiles/files/69272022879.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/1xuhb7AK25c/uplcv?utm_term=marvel+contest+of+champions+mod+apk+latest+versionPDF 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_off00015ff9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x15FF9 | 22120 bytes |
SHA-256: 2be15ef00b0f0a9990f64a3e7fd153ed22330ef20fb16aa3a7dc6f1f888420b7 |
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font_01_sfnt_off00019a4a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x19A4A | 11036 bytes |
SHA-256: 4fa26e1d8edbcb72b38524a599dbed09aa59efec3dad335efc094f11e4df849b |
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font_02_sfnt_off0001b3cf.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1B3CF | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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