MALICIOUS
96
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF document functions as a link farm, containing numerous URLs that redirect to various external sites. The presence of compromised CMS upload links and disposable hosting suggests a malicious intent, potentially for SEO manipulation or to distribute further malware. While no scripts were directly extracted, the PDF structure and embedded URLs are indicative of a phishing or redirection attack, aligning with the Spearphishing Attachment technique.
Machine Learning
- Nyx PDF Classifier malicious score 0.9953
Heuristics 5
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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://bozoklar.org/ckfinder/userfiles/files/17740338342.pdf In PDF document text
- http://gcsiva.com/files/userfiles/file/43440025656.pdfIn PDF document text
- http://terminsk.by/pics/files/dudinoravo.pdfIn PDF document text
- http://ageddfjtjgrade.pretty-match.com/upload/files/75931990205.pdfIn PDF document text
- http://abwrva.com/uploads/files/futoxelunaxowuzovokub.pdfIn PDF document text
- http://chernogolovka.inhome360.ru/admin/ckfinder/userfiles/files/2717062445.pdfIn PDF document text
- http://appli-veolia.net/ckfinder/userfiles/files/25339614080.pdfIn PDF document text
- http://erimti.com/userfiles/file/jurunelulanufedagovo.pdfIn PDF document text
- https://independentmusicleague.com/wp-content/plugins/super-forms/uploads/php/files/4334f9d7f971770f1ccc55cec7b9a866/3760265166.pdfIn PDF document text
- http://yangs-ns.com/ckfinder/userfiles/files/20210905121600.pdfIn PDF document text
- https://agribusiness.pk/wp-content/plugins/formcraft/file-upload/server/content/files/16139fcee34cd6---79951457893.pdfIn PDF document text
- http://soft-pro.hr/upload/datoteke/matis.pdfIn PDF document text
- http://studioscoponi.eu/userfiles/files/797971336.pdfIn PDF document text
- http://kidsjeodo.com/images/files/25568973283.pdfIn PDF document text
- https://belgradenightlife.info/wp-content/plugins/super-forms/uploads/php/files/5u5u6rmuo301gssqt3j8h72vf4/96880482166.pdfIn PDF document text
- https://samsunyapi.com/userfiles/files/64977190716.pdfIn PDF document text
- http://rigdrilling.org/userfiles/file/vokuduxefotabo.pdfIn PDF document text
- https://myvideoclasses.com/ci/userfiles/files/68291416400.pdfIn PDF document text
- http://festivaldeliteraturadepereira.com/wp-content/plugins/formcraft/file-upload/server/content/files/16131f97bcbc67---94356632680.pdfIn PDF document text
- https://tigaintan.com/contents/files/koruv.pdfIn PDF document text
- http://aaexpansionjoint.com/wp-content/plugins/formcraft/file-upload/server/content/files/16137b4d543013---rebivofibenug.pdfIn PDF document text
- https://adminico.nl/userfiles/file/41812522558.pdfIn PDF document text
- http://radio-salsa.fr/php/rs/filesupload/file/36960716697.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/LPIa9PGmDLg/uplcv?utm_term=reface+app+mod+apk+free+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_off0000bde0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBDE0 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000d5f7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD5F7 | 10648 bytes |
SHA-256: 7dc65609baee9a3531903f2568c3723d9c0ed43e5288f58bbb0c0ae37017511f |
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font_02_sfnt_off0000ee5f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEE5F | 17380 bytes |
SHA-256: d1a24f30af3cd7c96c95671af176421c020c2d9174d737d2efdf48ceb68b5023 |
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