MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded URLs pointing to a variety of domains, many of which appear to be compromised or disposable hosting. Heuristics indicate this is a link farm designed to direct users to external sites. The ML classifier and ClamAV detection strongly suggest malicious intent, likely for phishing or malware delivery.
Machine Learning
- Nyx PDF Classifier malicious score 0.9971
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 https://philabc.ru/uplcv?utm_term=all+checks+cashed PDF link annotation
- https://christianklein.eu/Quansis/ckfinder/userfiles/files/semapunuvuku.pdfIn PDF document text
- http://securitydirect.it/wp-content/plugins/super-forms/uploads/php/files/53c714b4aabbcab4e833dfd6f2d4defb/gixisodesidekedogo.pdfIn PDF document text
- https://kit-veron.my/ckfinder/userfiles/files/ledavufezinonamopuvujaxov.pdfIn PDF document text
- http://ackerviewguesthouse.com/userfiles/file/41874301874.pdfIn PDF document text
- https://ratsimae.eemedia/contents/file/daxepifasanegerenekebul.pdfIn PDF document text
- http://shopcloud.cloud//ckfinder/userfiles/files/lozowumatijebupawu.pdfIn PDF document text
- http://omak1968.com/clients/71178/File/7352127167.pdfIn PDF document text
- https://genericdiabeticteststrips.com/userfiles/files/18586494858.pdfIn PDF document text
- http://www.ferm-matic.fr/upload/file/keruw.pdfIn PDF document text
- https://cualuoihoanmy.com/uploads/userfiles/file/64767013214.pdfIn PDF document text
- https://agrotehholding.ru/wp-content/plugins/super-forms/uploads/php/files/b0c41230c749ece72206e3a4976046b1/venojipasowilolaz.pdfIn PDF document text
- https://amenajarisiconstructii.ro/wp-content/plugins/formcraft/file-upload/server/content/files/16084afbf74a59---ruzejadevuda.pdfIn PDF document text
- https://harpethvalleyhealth.com/wp-content/plugins/super-forms/uploads/php/files/b12e62a82c3da5c801ddf3b8cdf97f8a/68991211759.pdfIn PDF document text
- https://copab.tn/216mag.svn/uploads/files/14555664847.pdfIn PDF document text
- http://donaldbermanmaimonidesgolf2020.com/clients/0/0d/0d43fbb8ff91cab41fa1b056c0d912a9/File/zubulima.pdfIn PDF document text
- https://angkagenap.com/contents//files/11301691928.pdfIn PDF document text
- http://yangpupark.com/uploadfile/files/80833038551.pdfIn PDF document text
- https://educhina.mn/editor/files/panotemokem.pdfIn PDF document text
- http://plnjl.com/userfiles/files/zoxitazesafen.pdfIn PDF document text
- http://www.gainerwindows.ca/wp-content/plugins/super-forms/uploads/php/files/tabomvv8cugauono1gdi6knav1/bubiponixaguxonofe.pdfIn PDF document text
- https://www.alphaveneers.com/wp-content/plugins/super-forms/uploads/php/files/81ad9e340d3e9ef790479bfef78f941c/dazoxixa.pdfIn PDF document text
- 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_off0000c7fd.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC7FD | 16728 bytes |
SHA-256: df242fe08b60ddfe54e49ebc162fd01966853e9132616f73bf5ec5877e98b348 |
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font_01_sfnt_off0000f37f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF37F | 10024 bytes |
SHA-256: f619ed62c1b4bce5e80f0be20c739af80ad23bdef41b168e10f73a81ededea7d |
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font_02_sfnt_off000109ee.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x109EE | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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