MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file was flagged by multiple heuristics and a machine learning classifier as malicious, with ClamAV identifying it as Pdf.Phishing.Trojan. The numerous embedded URLs point to compromised CMS upload storage and disposable hosting, indicating a link farm designed to redirect users to malicious sites. While no scripts were extracted, the structure and URL patterns strongly suggest a phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9947
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://oniceh.ru/uplcv?utm_term=what+does+when+mean+in+spanish PDF link annotation
- https://414movement.com/wp-content/plugins/super-forms/uploads/php/files/4d164e34e7a035f72cca8e193ab45e26/gekad.pdfIn PDF document text
- http://rowanfamilyreunion.com/clients/28915/File/vunatiza.pdfIn PDF document text
- https://vigiweb.cl/dinamicos/files/file/lomemureliromixeforuzelej.pdfIn PDF document text
- https://askopenko.com/wp-content/plugins/super-forms/uploads/php/files/5ad5d603643ed7c88cbfbdb0cfab29f4/14005828947.pdfIn PDF document text
- http://adhdadvisory.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a6fec7319bf---ruwopobuxenefizamejiwafi.pdfIn PDF document text
- https://mosoptagro.ru/wp-content/plugins/super-forms/uploads/php/files/0bc330253b506c728e2bb9b06ed2e393/50914877603.pdfIn PDF document text
- http://fashioncenterpoint.com/wp-content/plugins/super-forms/uploads/php/files/6fe4757f4d80b4e1bc84505f3a7f768e/49149999906.pdfIn PDF document text
- https://iamluno.com/wp-content/plugins/formcraft/file-upload/server/content/files/160aa75b06c6dc---wibanuwovesuzid.pdfIn PDF document text
- http://woodwork.pl/ubezpiecz/obrazy/file/gavozuxofarinagure.pdfIn PDF document text
- https://completecollegestrategies.com/wp-content/plugins/super-forms/uploads/php/files/09a3aae3f15afc1a534a30f06948ee57/26393724530.pdfIn PDF document text
- https://singaporeroadshow.com/wp-content/plugins/super-forms/uploads/php/files/2abfa58523d3a3700f8392cc19bfeb61/jupelukunedosakum.pdfIn PDF document text
- http://intrinhgia.com/admin/webroot/upload/image/files/favikemikenu.pdfIn PDF document text
- http://anthonyvienna.com/sites/default/files/file/pomifutakilafubamuwuri.pdfIn PDF document text
- http://hissekurban.com/resimler/files/80679558531.pdfIn PDF document text
- https://markeishahall.com/wp-content/plugins/super-forms/uploads/php/files/dca2d8c808184eb65d4f73dba442c46c/monisabimupudebobido.pdfIn PDF document text
- http://www.marcado.ca/wp-content/plugins/formcraft/file-upload/server/content/files/160d33fa258632---xezikasanogerikejitizibis.pdfIn PDF document text
- https://xlspandoek.nl/userfiles/file/23723559532.pdfIn PDF document text
- http://manilag.com/FileData/ckfinder/files/20210701_6C18148A3C3C0DAD.pdfIn PDF document text
- https://glosunspa.com/wp-content/plugins/formcraft/file-upload/server/content/files/160aad02b2925b---kojemifumanibi.pdfIn PDF document text
- https://www.truesdalepainting.com/wp-content/plugins/formcraft/file-upload/server/content/files/16087608b10c2f---92093151444.pdfIn PDF document text
- https://allianceflooring.net/wp-content/plugins/super-forms/uploads/php/files/e6af78ef6b3abccd72c8e21e25c9aaec/41044608180.pdfIn PDF document text
- https://wurstfargo.com/wp-content/plugins/super-forms/uploads/php/files/29534b28ebd3e0b37fefc499e0e592bd/radobujewumuwop.pdfIn PDF document text
- http://www.dnevi-sekretarjev.eu/wp-content/plugins/formcraft/file-upload/server/content/files/16093f6d25a6a0---31241561877.pdfIn PDF document text
- https://deconkhoemanh.com/wp-content/plugins/super-forms/uploads/php/files/2n5ug7hlpqha0l990h5fhdtbg2/75928272450.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_off0000f90d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF90D | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0001111f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1111F | 18444 bytes |
SHA-256: 1d7c7726adb0d3ef54e9a9b9816711515d2ca3815ef4457d63732cd49879558b |
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font_02_sfnt_off0001405f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1405F | 10588 bytes |
SHA-256: d6f40630a60dd3d77ef0b761398e1ec9153ae92451a9a9dd1a1731b94caf5a81 |
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