MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF file contains a link farm with numerous URLs, many pointing to compromised WordPress sites or disposable hosting, indicating a phishing or malware distribution attempt. The ClamAV detection and ML classifier strongly suggest malicious intent, likely related to phishing or delivering a secondary payload. The embedded URLs and link farm structure are consistent with attempts to lure users to malicious sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9973
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 http://villa-carlshorst.de/sites/default/files/file/13607225251.pdf In PDF document text
- https://shotclock.ca/wp-content/plugins/super-forms/uploads/php/files/34d72f8d17c7ae2ce885217cb350e997/81010666661.pdfIn PDF document text
- https://ascinfratech.com/clientprojects/trading/file/5779777044.pdfIn PDF document text
- http://aisef.org/uploads/userfiles/file/file/42593543902.pdfIn PDF document text
- http://artospace.com/pics/file/28233745527.pdfIn PDF document text
- http://capitolmetrophysicaltherapy.com/files/files/sebemawafelekunepitifu.pdfIn PDF document text
- https://na-nule.ru/wp-content/plugins/super-forms/uploads/php/files/nvan4c8m8avr0t9f73ae0idgb6/3545270801.pdfIn PDF document text
- http://kcobafl.org/ckfinder/userfiles/files/zanudef.pdfIn PDF document text
- http://www.peopleoftheheath.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a60b7eb0c0a---fezevufi.pdfIn PDF document text
- https://delaneyllc.com/ckfinder/userfiles/files/24603067195.pdfIn PDF document text
- https://webhostmurah.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607986482f2cf---giwasozimodepobam.pdfIn PDF document text
- https://alignerco.com/wp-content/plugins/super-forms/uploads/php/files/11262230bc3f32fb60c080c1e2b72add/fenelif.pdfIn PDF document text
- https://gk-termopanel.ru/wp-content/plugins/super-forms/uploads/php/files/f6522b198967f9af22079733a549cb7e/68067671990.pdfIn PDF document text
- https://pluckywize.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607b90b626243---47436626998.pdfIn PDF document text
- http://keletunderground.hu/images/uploaded_pics/file/1324406915.pdfIn PDF document text
- http://www.mtpartnersfl.com/wp-content/plugins/formcraft/file-upload/server/content/files/16089877dcc3ba---34270525723.pdfIn PDF document text
- https://hbphoto.ca/resimler/files/50852954323.pdfIn PDF document text
- https://hotelindigha.com/FCKeditor/file/99344100020.pdfIn PDF document text
- https://macleanpinesdrivingschool.com.au/wp-content/plugins/super-forms/uploads/php/files/958c21b6cd1358facf7039a6986f1d41/81786174746.pdfIn PDF document text
- https://extremetour74.ru/wp-content/plugins/super-forms/uploads/php/files/a4d1511cd3b53bf578ea61afa001afb1/vularirikijeker.pdfIn PDF document text
- http://www.naturapreserved.com/wp-content/plugins/formcraft/file-upload/server/content/files/160e062de42d1a---46275629008.pdfIn PDF document text
- http://structurecreative.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a3d33666137---puwog.pdfIn PDF document text
- http://harchovyk.com/userfiles/file/71270157761.pdfIn PDF document text
- https://evg-prague.fr/wp-content/plugins/formcraft/file-upload/server/content/files/160b2965d3c961---71931431219.pdfIn PDF document text
- http://entone.es/wp-content/plugins/super-forms/uploads/php/files/26e435f8c87abd6625217c73624af7da/10046015212.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/YTWXjIUwRh0/uplcv?utm_term=norton+introduction+to+literature+portable+12th+edition+pdfPDF 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_off0000ff52.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFF52 | 10940 bytes |
SHA-256: 6e7c8b5b1608948ff95be5264cf8370b54bbd1ba6658992bc045316b5e1d07d3 |
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font_01_sfnt_off0001186e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1186E | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00013080.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13080 | 18136 bytes |
SHA-256: ee4b159af65e3e526d45722b3911346912aa73ee6772a7adaf5e6e1aafc19633 |
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