MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file was identified as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. The heuristics reveal it functions as a link farm, pointing to numerous compromised WordPress sites and disposable hosting domains. These links likely serve to redirect users to phishing pages or download further malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9837
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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=pearl+of+the+island+caribbean+restaurant PDF link annotation
- https://israelonthehouse.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b88d8465b49---terazuxixum.pdfIn PDF document text
- http://taborcapitalpayment.com/clients/d/d0/d0a3925ee25d0adc8806453b18bccccc/File/kukepubijafalova.pdfIn PDF document text
- http://www.theflightfest.com/wp-content/plugins/formcraft/file-upload/server/content/files/160dff479b27fe---352018696.pdfIn PDF document text
- https://ventana-sur.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a7f50cce0d2.pdfIn PDF document text
- http://structurecreative.com/wp-content/plugins/formcraft/file-upload/server/content/files/16082ebb2036da---bigawawufireraxobebuza.pdfIn PDF document text
- https://www.peeryhotel.com/wp-content/plugins/super-forms/uploads/php/files/39f9beb4a633cbb88be5aa7def0223dd/kesokigelefisozep.pdfIn PDF document text
- https://thietkewebseo.com/webroot/img/files/66452449160.pdfIn PDF document text
- https://sipsib.ru/wp-content/plugins/super-forms/uploads/php/files/501cd6744dc28f931e0d236db2078165/zojuvofakagejog.pdfIn PDF document text
- https://ventana-sur.com/wp-content/plugins/formcraft/file-upload/server/content/files/160bb7326129d4.pdfIn PDF document text
- https://amkboiler.com/wp-content/plugins/super-forms/uploads/php/files/5u5o4eqdp0jnslo4pprdpid7iq/97657140639.pdfIn PDF document text
- http://agcslohian.com/userfiles/file/15031439795.pdfIn PDF document text
- https://psychotherapie-coeppicus.ch/userfiles/files/nabibajuvunafufotijel.pdfIn PDF document text
- http://mirrorgallery.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ee7f1f3c2ee---22190702502.pdfIn PDF document text
- http://evabody.ro/wp-content/plugins/formcraft/file-upload/server/content/files/1607e195eb6a83---gafuredakidudoxorem.pdfIn PDF document text
- https://bbensonmft.com/wp-content/plugins/super-forms/uploads/php/files/22df538e6b942cc7105088938f52f8e0/38961547057.pdfIn PDF document text
- https://btsis.com/upload/ckfinder/files/39878319042.pdfIn PDF document text
- https://ceccargiurgiu.ro/userfiles/file/74681338004.pdfIn PDF document text
- https://aimhc.com/userfiles/file/23742630631.pdfIn PDF document text
- http://whs1963.com/clients/7/75/758a827d59fb1c2827eec60421ffdc22/File/62418040901.pdfIn PDF document text
- http://churchliferesources.org/wp-content/plugins/formcraft/file-upload/server/content/files/16082f7137a0e8---fitegowakejemu.pdfIn PDF document text
- http://terredellamagnagrecia.com/userfiles/files/91909185208.pdfIn PDF document text
- http://bollywoodsalonskokie.com/admin/images/file/mezira.pdfIn PDF document text
- http://sgyscom.com/upload_fck/file/2021-7-23/20210723193630722963.pdfIn PDF document text
- http://lifemartrealestateconnect.com/wp-content/plugins/super-forms/uploads/php/files/nbatrr096bkumnat5p1tdufsr3/sedekuwusavikuwibibon.pdfIn PDF document text
- http://happyhanool.com/ckupload/files/74264377001.pdfIn PDF document text
- http://plkorea77.com/ckupload/files/kixejonuvuworovawado.pdfIn PDF document text
- https://sharpspringwww.kinsta.cloud/wp-content/plugins/super-forms/uploads/php/files/4aecf4d1acb3eeb008dc4182bb6e4bcc/79674988208.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_off0000beae.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBEAE | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000d6c5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD6C5 | 10816 bytes |
SHA-256: f89cc89e03772a803a5790ba072b689f282b25fb2db3ad2f6a89a837b7d92420 |
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font_02_sfnt_off0000ef9c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEF9C | 16692 bytes |
SHA-256: fc6efeef9c6113e952d85ee6aaffc82be9ba3f223252fb2dee10570b136c7302 |
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