MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file is identified as malicious by ClamAV and an ML classifier, with heuristics indicating it functions as a link farm. Several URLs point to compromised CMS upload directories or disposable hosting, suggesting a phishing or malicious redirection scheme. No scripts were extracted, but the PDF structure and URL patterns are indicative of a phishing lure.
Machine Learning
- Nyx PDF Classifier malicious score 0.9970
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://catamma.ru/uplcv?utm_term=anamaria+pirates+of+caribbean PDF link annotation
- https://conrays.ru/f/data/64079328549.pdfIn PDF document text
- https://theurbanthinktank.com/files/pepulawos.pdfIn PDF document text
- http://www.opencalgary.org/wp-content/plugins/formcraft/file-upload/server/content/files/1613745b6431c5---wozukipuluxazip.pdfIn PDF document text
- http://olgapolyakova.com/files/files/56940606345.pdfIn PDF document text
- http://autosoftware.company/autoresponders_images/files/gusakuvefo.pdfIn PDF document text
- https://mongolia-volkslift.com/uploads/files/5388345515.pdfIn PDF document text
- http://checopharma.com/upload/files/wedubenovabulogu.pdfIn PDF document text
- http://tlumacz-francuskiego.pl/userfiles/file/vojukutotepuzobodibit.pdfIn PDF document text
- https://morganmethod.tuesdaytrader.com/ci/userfiles/files/23704296630.pdfIn PDF document text
- http://twtqedu.com/userData/ebizro_board/file/tozijetorobo.pdfIn PDF document text
- http://nail-free.com/ckfinder/userfiles/files/54945663045.pdfIn PDF document text
- http://azco.friend-match.com/upload/files/96610223995.pdfIn PDF document text
- http://test.uebersetzungen-nesselberger.de/wp-content/plugins/formcraft/file-upload/server/content/files/1614137fab94ea---42979295623.pdfIn PDF document text
- http://nirmalamathachurch.org/cms_uploads/image/file/80614724241.pdfIn PDF document text
- https://amkboiler.com/wp-content/plugins/super-forms/uploads/php/files/gblsdqpcmjl9p32kgo3h1tcrj4/74260899561.pdfIn PDF document text
- http://zeguvietnam.com/uploads/ckfinder/files/69977819624.pdfIn PDF document text
- https://satellietgroep.nl/userfiles/files/dobonovexudotuweb.pdfIn PDF document text
- http://anneadamslaw.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/50288800291.pdfIn PDF document text
- http://ladispensadicampagna.it/uploads/assets/file/44053918377.pdfIn PDF document text
- http://business-plan-capalpha.fr/mbp/upload/images/images/upload/ckfinder/zumoluxadebazaropemunomeb.pdfIn PDF document text
- http://hanarotalk.com/userfiles/file///45907419377.pdfIn PDF document text
- https://sma-dfgg.org/site/admin/file/34290564673.pdfIn PDF document text
- https://mkart.it/uploads/file/mevobawogesig.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_off0001340c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1340C | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off00014c23.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x14C23 | 10716 bytes |
SHA-256: 55911a0d54be27ef40d2aa97656b779c688dff90493c214ea282c893331b37e7 |
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font_02_sfnt_off0001648e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1648E | 18008 bytes |
SHA-256: 3704867dc72f53ad1fcc0fda5da7614784da10819b561d481c88b5ac90e7bd78 |
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