MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file was flagged by multiple heuristics, including a high-confidence ML classifier and ClamAV detection, indicating malicious intent. It contains numerous external URIs and links to compromised CMS uploads, suggesting it functions as a link farm to distribute further malicious content or phish for information. The presence of embedded URLs and the nature of the heuristics point towards a phishing or malware distribution campaign.
Machine Learning
- Nyx PDF Classifier malicious score 0.9947
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://drafthe.ru/uplcv?utm_term=quotes+for+boys+pic PDF link annotation
- https://sharzh-ufa.ru/wp-content/plugins/super-forms/uploads/php/files/f8c06746cbf553e87b82c5778f06804f/45517637897.pdfIn PDF document text
- http://madinaboys.com/easydo%20v2.00/files/uploads/xedakuwenusidibuwul.pdfIn PDF document text
- http://pulsrmedia.com/wp-content/plugins/formcraft/file-upload/server/content/files/160aa4dcfb7a20---29012951246.pdfIn PDF document text
- https://kalitelivideoizle.com/resimler/files/watijitetapopejagadisu.pdfIn PDF document text
- http://dmn.ca/wp-content/plugins/formcraft/file-upload/server/content/files/160766d010960e---mokavilitatasu.pdfIn PDF document text
- http://www.bestlifepolicy.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/161038ae43b900---rawaturubikelil.pdfIn PDF document text
- http://conomiya.com/images/uploadedimages/file/wanumafilutazuso.pdfIn PDF document text
- https://grahampropertytax.com/wp-content/plugins/super-forms/uploads/php/files/14de13b5300719c3514fb4bb663b076e/61623898332.pdfIn PDF document text
- https://chicagoportablexray.com/wp-content/plugins/formcraft/file-upload/server/content/files/16078a6ef44dca---vavulokatugafubug.pdfIn PDF document text
- http://khanaphatgroup.com/UserFiles/file/xitezevoz.pdfIn PDF document text
- http://jrmhandling.nl/upload/file/34791396002.pdfIn PDF document text
- http://oguzlarotomatiksanziman.com/depo/sayfaresim/file/toxefamebivaj.pdfIn PDF document text
- https://zazilha.com.mx/wp-content/plugins/super-forms/uploads/php/files/ca6c1db2a115bac99ab73987d2239b72/75600499694.pdfIn PDF document text
- https://www.crpm.ch/ck/ckfinder/userfiles/files/referovikufad.pdfIn PDF document text
- http://hanhthien.net/uploads/file/fipikawupajo.pdfIn PDF document text
- https://aiaciran.org/cache/fck_files/file/28278950025.pdfIn PDF document text
- http://www.timtransportes.com/home/wp-content/plugins/formcraft/file-upload/server/content/files/160bceac4313fd---sumazugavami.pdfIn PDF document text
- http://amfmeg.org/wp-content/plugins/formcraft/file-upload/server/content/files/1606f5b841a01c---wizuduzixitutipisumaxi.pdfIn PDF document text
- https://bechtoldpaving.com/wp-content/plugins/super-forms/uploads/php/files/938f06cab2f78585fe3d23b79fb21b1b/81449720932.pdfIn PDF document text
- http://foto-preiss.at/upload_files/files/20241763827.pdfIn PDF document text
- https://expungemyrecordnj.com/wp-content/plugins/formcraft/file-upload/server/content/files/16072ae8b0108b---welemaguzope.pdfIn PDF document text
- https://atlasautoglass.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a32cb66dff7---20220837153.pdfIn PDF document text
- http://konemara.hu/userfiles/file/98835145510.pdfIn PDF document text
- https://oykufestivali.com/ckfinder/userfiles/files/zusuwobawexiduwiri.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_off0000ec54.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEC54 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off00010466.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10466 | 18248 bytes |
SHA-256: 9d58b834331210654d823e51180f93d1d1c4f56aea3aa026294ebde70135c62a |
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font_02_sfnt_off000133b7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x133B7 | 10572 bytes |
SHA-256: cf4fc108a142142c647c442ba4707043eb9930f9bb2d08a18ad8ba16a4c60cf5 |
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