MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 User Execution: Malicious File
This PDF file was flagged by multiple heuristics and a machine learning classifier as malicious, with ClamAV identifying it as a phishing trojan. The document contains numerous links pointing to compromised WordPress upload directories, suggesting it is part of a link farm designed to redirect users to malicious sites. The primary attack pattern involves luring users to these external URLs, which could host phishing pages or further malware.
Machine Learning
- Nyx PDF Classifier malicious score 0.9968
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://www.bakirkoytemsilcisi.com/wp-content/plugins/formcraft/file-upload/server/content/files/160722de796615---67996739554.pdf In PDF document text
- https://www.andimoda.com/wp-content/plugins/super-forms/uploads/php/files/b30822ac0316a518599616e027b3a968/buxorokefedasadijajawod.pdfIn PDF document text
- http://stroynerud-sm.ru/wp-content/plugins/formcraft/file-upload/server/content/files/160eca5630df57---lavedokomo.pdfIn PDF document text
- https://cffcommunications.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1/160984c6d7afe3---16417350031.pdfIn PDF document text
- https://www.medicalart.com.tr/wp-content/plugins/formcraft/file-upload/server/content/files/1609ac7e6291b6---65415790188.pdfIn PDF document text
- https://latework.cz/soubory/88828812210.pdfIn PDF document text
- http://shethof.ch/cgi-bin/dynamisch/file/69098927184.pdfIn PDF document text
- https://conexus-study-abroad-travel.com/ckfinder/userfiles/file/tubativudekawilegos.pdfIn PDF document text
- http://sntaviator.ru/ckfinder/userfiles/files/xanusuveditivat.pdfIn PDF document text
- https://fotobolfestmeny.hu/mvc/userfiles/file/retoje.pdfIn PDF document text
- http://www.britocunhaadvocacia.com.br/home/wp-content/plugins/formcraft/file-upload/server/content/files/1607e486390795---58169058483.pdfIn PDF document text
- https://414movement.com/wp-content/plugins/super-forms/uploads/php/files/311dedab346f5f14314e64bca4c094e4/16297415428.pdfIn PDF document text
- https://www.hamburgeriaagricola.com/wp-content/plugins/super-forms/uploads/php/files/9lkkh8nh010btu9k7dbpfbcq8s/zuzifowep.pdfIn PDF document text
- http://mirembeestate.co.ug/wp-content/plugins/formcraft/file-upload/server/content/files/160c52964373c3---58774394340.pdfIn PDF document text
- https://ancoraeducacion.com/images/jujonagaloxewunugoposiz.pdfIn PDF document text
- https://promocionesnma.com/wp-content/plugins/super-forms/uploads/php/files/81c2db17f081dfc646e4bd5222df7048/xusevudixezofigu.pdfIn PDF document text
- http://www.everhouse.lt/wp-content/plugins/formcraft/file-upload/server/content/files/160dfa973dc6cf---79494089604.pdfIn PDF document text
- https://fermuar.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608d8b38f3ca5---kuzifep.pdfIn PDF document text
- http://allasclub.com/campannas/file/56839453824.pdfIn PDF document text
- http://thefutureofgolf.eu/wp-content/plugins/formcraft/file-upload/server/content/files/16080e9eb885c0---kefuxatapamomitabofagu.pdfIn PDF document text
- https://vipbeachhouse.com/uploads/editor/file/37403418742.pdfIn PDF document text
- https://gulertrafik.com/wp-content/plugins/super-forms/uploads/php/files/ogr4e1pf9tgv8emgu9ic78hf06/sedudam.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/BvfzZFkJO3s/uplcv?utm_term=thrive+worship+a+thousand+morePDF 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_off0000ce2c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCE2C | 10828 bytes |
SHA-256: 2f07d9d878513a81bad077a9eaf050946d8b019e25683950abeebf0138ab2dd9 |
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font_01_sfnt_off0000e70d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE70D | 18296 bytes |
SHA-256: 646fb4378634b89b06ab8e677fc1839d519972764c6d44c9aab6033729f67713 |
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font_02_sfnt_off00011581.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11581 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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