MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous links to disposable domains, a common tactic for phishing and malware distribution. The 'PDF_SEO_DISPOSABLE_LINK_FARM' heuristic and the high number of distinct hosts strongly suggest a malicious intent to host or redirect to malicious content. The ML classifier and ClamAV detection further confirm the malicious nature of the file, likely serving as a lure for a phishing campaign.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
Heuristics 5
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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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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://mizuho-co.net/file/ck/files/19593130718.pdf In PDF document text
- http://koala-al.com/d/files/4488706275.pdfIn PDF document text
- http://cappellastudio.it/userfiles/files/mokeludodubipofezatixaw.pdfIn PDF document text
- http://ros-grad.ru/fck_editor_files/files/66968413851.pdfIn PDF document text
- https://mkserwis.pl/userfiles/file/36722681389.pdfIn PDF document text
- http://plenar.hr/wp-content/plugins/formcraft/file-upload/server/content/files/1613f15b52da4b---43226737102.pdfIn PDF document text
- https://smartcrm.cloud/upload/files/fonegakemogemij.pdfIn PDF document text
- http://www.iuoelocal870.com/kaizen/ckfinder/userfiles/files/82519905445.pdfIn PDF document text
- http://runnersavezzano.it/public/userfiles/file/digedabaxasavusiji.pdfIn PDF document text
- https://wfbulgaria.com/uploads/wysiwyg/files/dokafi.pdfIn PDF document text
- http://inwallendorf.de/userfiles/file/99413921231.pdfIn PDF document text
- http://casier-a-bouteilles.fr/file/56769442562.pdfIn PDF document text
- https://valgott.com/images/userfiles/file/tawisusirepij.pdfIn PDF document text
- http://le383.com/uploads/files/22868601762.pdfIn PDF document text
- https://dichvuketoansg.com/luutru/files/romiguxifubinabi.pdfIn PDF document text
- http://klasykarozrywki.pl/public/images/fck/file/1238984638.pdfIn PDF document text
- http://gaushalango.com/uploaded_files/userfiles/files/mamikanopotinabeki.pdfIn PDF document text
- http://kientrucsangtrong.com/plus/files/83923056648.pdfIn PDF document text
- http://serviphony.com/tinymce/jscripts/tiny_mce/plugins/phpimage/phpimage/upload/images/file/mafezofepovawexewefexuz.pdfIn PDF document text
- http://www.rodnolespropertymanagement.com/siteuploads/editorimg/file/kujadodewesuzonugel.pdfIn PDF document text
- https://akrmedia.no/ckfinder/userfiles/files/sejovibe.pdfIn PDF document text
- https://edinburghpools.com/contents/files/gawarumifidodureda.pdfIn PDF document text
- http://geojeoceanhotel.com/userfiles/file/20210919013429.pdfIn PDF document text
- http://amdind.com/userfiles/file/makewatezomugerede.pdfIn PDF document text
- http://www.psstrecno.sk/wp-content/plugins/formcraft/file-upload/server/content/files/16141ee8f27ae2---52500381472.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/GLLx1DTH0VQ/uplcv?utm_term=elon+musk+book+downloadPDF 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_off0000dcbc.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDCBC | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000f4d3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF4D3 | 10388 bytes |
SHA-256: db67f882a7775c9649996f599d40c4efcffe89461ecac8753a63e075c6a630c7 |
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font_02_sfnt_off00010c56.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10C56 | 18412 bytes |
SHA-256: 1e5a0c038ecf7ea807bb6fd2574129c648da1ac234da6b51bf1c97664459b60d |
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