MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. Heuristics indicate it functions as a link farm, directing users to multiple potentially compromised or disposable domains. The presence of numerous unknown URLs suggests an attempt to distribute or redirect users to malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9949
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://inlandautorepairmurrietaca.com/wp-content/plugins/super-forms/uploads/php/files/1de1bac93734692c6e2cef88e354fa14/ninunukeko.pdf In PDF document text
- http://xn--franzsischebulldoggen-lec.eu/userfiles/file/85712216875.pdfIn PDF document text
- http://best-infosystems.com/userfiles/file/regisogopakugewikam.pdfIn PDF document text
- https://visionbrindes.com/admin/fckeditor/userfiles/file/saxesabojeg.pdfIn PDF document text
- https://triangle-electronics.com/assets/userfiles/file/folepokidefepuvoxepe.pdfIn PDF document text
- http://abwingssuffolk2.com/uploads/files/36353311171.pdfIn PDF document text
- http://sethhukumchandschool.com/userfiles/file/kozubowebapexa.pdfIn PDF document text
- https://vietnaminsight.biz/ckfinder/userfiles/files/44028248660.pdfIn PDF document text
- http://mistral-paints.cz/userfiles/files/fokesizexep.pdfIn PDF document text
- http://nadiadsa.org/userfiles/file/46541509036.pdfIn PDF document text
- http://amfmeg.org/wp-content/plugins/formcraft/file-upload/server/content/files/1608167387b01b---liwigesavimemokazuguleb.pdfIn PDF document text
- http://theettiaresmontreal.com/clients/f/f0/f03dfc1790708d0b03c48e9879ef2ea6/File/28803591036.pdfIn PDF document text
- https://areshin.ru/wp-content/plugins/super-forms/uploads/php/files/85876cb3b3669e66558b92b2c39da984/72433638933.pdfIn PDF document text
- https://haruhonpo.com/upload/haruhonpo/files/83861588263.pdfIn PDF document text
- http://ashioke.com/images/library/File/65158687308.pdfIn PDF document text
- http://bettaletroom.com/file_media/file_image/file/34693858566.pdfIn PDF document text
- https://wscnaturalhealings.com/wp-content/plugins/super-forms/uploads/php/files/e3840ac17d8b77971f98776063d320d3/9492158210.pdfIn PDF document text
- http://udmvdpo.ru/images/files/jiwovibodasogojugojob.pdfIn PDF document text
- https://damsindia.org/admin/uploads/file/24648223050.pdfIn PDF document text
- http://brandnewgoods.net/userfiles/file/fufatipiresotunokiwosu.pdfIn PDF document text
- http://christembassydocklands.org/wp-content/plugins/super-forms/uploads/php/files/83fc3851612f7c039112d7b52dfcc6c5/dofezow.pdfIn PDF document text
- https://laughteronlineuniversity.com/images/upload/files/vejivubuzewo.pdfIn PDF document text
- http://longarmquiltacademy.com/fckeditor/userfiles/file/modelas.pdfIn PDF document text
- http://printific.com/images/contentimages/files/zonusekivukixifokukonufaz.pdfIn PDF document text
- https://myupfield.link/wp-content/plugins/super-forms/uploads/php/files/k2k8mgi8c7nu6rjbjk72mkc37j/kuwosatogivifevexiperal.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/LPIa9PGmDLg/uplcv?utm_term=convert+word+to+pdf+online+free+zamzarPDF 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_off0000cf5a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCF5A | 10736 bytes |
SHA-256: 3befe4959afdf3f0d6af2510578c2a6c6e1861f2aeb6d92e645c2f3d75b75bd8 |
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font_01_sfnt_off0000e819.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE819 | 17280 bytes |
SHA-256: 8c1de4f7788c08d47383f44be724323df369b759ad334a90501941e83f2eba43 |
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font_02_sfnt_off000114b6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x114B6 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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