MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file was flagged by multiple heuristics as malicious, including a ML classifier and ClamAV detection. It functions as a link farm, with numerous URLs pointing to various websites, some of which are hosted on compromised WordPress upload directories. The presence of these links suggests a phishing or malware distribution attempt, likely delivered as a spearphishing attachment.
Machine Learning
- Nyx PDF Classifier malicious score 0.9969
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://huntic.ru/uplcv?utm_term=garrison+meaning+in+tamil
- http://altaprecision.com/userfiles/file/nomozibekazewegolur.pdf
- https://massagetheory.ca/wp-content/plugins/super-forms/uploads/php/files/1b9fbae613d3785587e2bdcf75ff1378/lisevovubesubujin.pdf
- https://www.sacproblemleri.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b1329867ac7---wuxokijiguroxunowubejitex.pdf
- https://advantagelic.com/singhania/downloads/file/26034192650.pdf
- https://growmytruck.com/wp-content/plugins/super-forms/uploads/php/files/7c96d337098a9301ad5d853406830132/xomabo.pdf
- https://alianzatours.com/imagenes/file/jelarorizet.pdf
- http://stellamaris.cz/userfiles/64342214376.pdf
- http://bazis-expertiza.ru/ckfinder/core/connector/php/files/furanaluterukebofedolugob.pdf
- http://bliksis.ru/userfiles/file/zadufex.pdf
- https://investmentskillsgroup.com/images/userfiles/file/98879378269.pdf
- https://www.truegridpaver.com/wp-content/plugins/super-forms/uploads/php/files/9fc0309cecf935d40b0af1efb95b61db/74747555049.pdf
- https://revapackers.com/wp-content/plugins/super-forms/uploads/php/files/q619u51nod1toj181rhdrar9na/safituvomo.pdf
- http://permianhighschool1970.com/clients/e/ef/efee9fcbc667252fc4b649c8163d3733/File/pasedulelapisol.pdf
- http://unseenadventure.com/userfiles/file/nirefozuk.pdf
- http://windcampus.com/wp-content/plugins/formcraft/file-upload/server/content/files/160d7139055a9f---58095086576.pdf
- https://3dreamstudios.com/wp-content/plugins/super-forms/uploads/php/files/d328fdc0b54920b6659e6b55663bd4df/35243243615.pdf
- http://wbbray.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606d240654190---zegagodedam.pdf
- http://www.commandinglife.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ab7585898aa---kikelafonu.pdf
- https://emilline.dk/ckfinder/userfiles/files/bililadewiparix.pdf
- http://nhadatv.com/webroot/img/files/89014960692.pdf
- http://casaperferiesantamariagoretti.com/writable/public/userfiles/file/jodededufukusajawe.pdf
- https://sevsport.info/wp-content/plugins/super-forms/uploads/php/files/f0d71bdeb9951899948165905b232485/63958590181.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000c8fb.bin2ba8cb308daaf800b4278ebb3c0d58afbb887caac97185d1dc8c614ea6bcc7a0 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC8FB | 16584 bytes |
font_01_sfnt_off0000e062.bin2ba4473fa08fc31b0d4e2f9a7f9beaedbefe4adab4d66ef517ffd2b5560d1c97 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE062 | 10492 bytes |
font_02_sfnt_off0000f83e.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF83E | 16792 bytes |
font_03_sfnt_off00011050.bin5e4e0b2cb9f6b5a39725bf120eb89ed9abd2f60f3ab8914a068b857ae62d4fb4 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11050 | 17792 bytes |
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