MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged by multiple heuristics as malicious, including a critical ClamAV detection and an ML classifier. It contains numerous links to external websites, many hosted on compromised CMS uploads or disposable hosting, indicating a link farm designed to redirect users. The presence of these links suggests an attempt to lead users to phishing sites or download further malware.
Machine Learning
- Nyx PDF Classifier malicious score 0.9947
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://www.jobsincrete.gr/images/_user_na/file/32994151709.pdf In PDF document text
- https://ahi.com.ua/wp-content/plugins/super-forms/uploads/php/files/c1134ad438595af4d255ce925056f6c9/31832601347.pdfIn PDF document text
- http://linuxnewyork.com/draft/media//tubowololikuzenegid.pdfIn PDF document text
- https://m-co.de/wp-content/plugins/super-forms/uploads/php/files/vjj65iiff68a0vped20blbkbep/pezewojufuwisaf.pdfIn PDF document text
- http://bdn10.cz/files/file/zujumozanemefeso.pdfIn PDF document text
- https://advancedcheckcashadvance.com/wp-content/plugins/formcraft/file-upload/server/content/files/16073d9e783ed0---nakewuwezaxoko.pdfIn PDF document text
- http://www.marcelasemper.com/wp-content/plugins/formcraft/file-upload/server/content/files/160bfd480898e2---78416549618.pdfIn PDF document text
- http://netmutum.com/userfiles/file/firusifapuvakevisobadore.pdfIn PDF document text
- http://consoles-a-gagner.com/fckeditor/userfiles/file/zibizezevetumisiponamigit.pdfIn PDF document text
- http://adbrf.com/files/fckeditor/file/53664596760ff4d53dadca.pdfIn PDF document text
- https://advance-pack.com/editor_upload/file/magawusuwozakitojidido.pdfIn PDF document text
- https://bjjewels.net/nbloom/fckuploads/file/56270176279.pdfIn PDF document text
- https://hainutedecopii.eu/ckfinder/userfiles/files/55205933282.pdfIn PDF document text
- http://milcontabil.com.br/wp-content/plugins/super-forms/uploads/php/files/hohv5m6jj9mohm54g721fbkrn0/96842942271.pdfIn PDF document text
- https://specialbrands.gr/wp-content/plugins/super-forms/uploads/php/files/14ed982fbf9c7740d8a4556b5396a15e/dakemamukit.pdfIn PDF document text
- https://ailani.org/wp-content/plugins/super-forms/uploads/php/files/79d911369dddbf9bfae6e077f9d3b7f6/13781553875.pdfIn PDF document text
- http://driver-jazda.pl/upload/file/vidodixevijivuxil.pdfIn PDF document text
- https://ncfouting.com/wp-content/plugins/formcraft/file-upload/server/content/files/160949cdd3f8f8---37349017472.pdfIn PDF document text
- https://coachtourbusrental.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a7af7703d20---99700083136.pdfIn PDF document text
- http://abcbyspu.com/ckfinder/images_store/files/jajazavulezefedefufi.pdfIn PDF document text
- http://sibinetweek.ru/userfiles/file/fufuwaj.pdfIn PDF document text
- http://ritadas.in/userfiles/file/munowazejezif.pdfIn PDF document text
- https://eletvital.hu/uploads/files/96291965499.pdfIn PDF document text
- http://asianaccounting.com/admin/fckeditor/userfiles/file/fejazaditazufaxomevased.pdfIn PDF document text
- http://www.blackhillsdancecentre.com/wp-content/plugins/formcraft/file-upload/server/content/files/16075de3dde442---2598954133.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/1xuhb7AK25c/uplcv?utm_term=jlab+pro+wireless+earbuds+manualPDF 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_off0000c300.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC300 | 18060 bytes |
SHA-256: c1138bd70e77d8427bcf42566cc6f0d203911358d45b857cd893e4655ef9cbef |
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font_01_sfnt_off0000f1fd.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF1FD | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00010a14.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10A14 | 10772 bytes |
SHA-256: 0a544fa7a7ce002f27682c3fc79558c95469a17388dc9cf6d521257cdda9980d |
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