MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF was flagged by multiple heuristics as malicious, including a critical ClamAV detection and an ML classifier. It contains numerous links pointing to compromised CMS uploads and disposable hosting, suggesting a link farm designed to redirect users. The primary purpose appears to be directing users to potentially malicious or phishing sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9991
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://mvmdigital.gr/files/files/16317881826.pdf In PDF document text
- http://finsura-lifedirect.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/1607ffc5ec4a1e---25908362687.pdfIn PDF document text
- http://artgrafika.cz/userfiles/file/pibanidenovipafopulekop.pdfIn PDF document text
- http://sumtinathholidays.com/admin/uploadfiles/file/29361362904.pdfIn PDF document text
- http://admio.ru/wp-content/plugins/formcraft/file-upload/server/content/files/160d83348bbceb---99038987640.pdfIn PDF document text
- http://freeski.hu/freeski/file/gokabezodilutitofolobem.pdfIn PDF document text
- https://elicopter-de-inchiriat.ro/wp-content/plugins/formcraft/file-upload/server/content/files/160bbb612363f4---wekuvosubali.pdfIn PDF document text
- http://gramercygrand.ru/files/file/11558997572.pdfIn PDF document text
- http://karpatskiles.ru/store/file/vavatopufiwaw.pdfIn PDF document text
- http://zeminyerkaplama.com/upload/ckfinder/files/sazakozeziwadaz.pdfIn PDF document text
- http://caacoding.net/wp-content/plugins/formcraft/file-upload/server/content/files/160ac66e2820bc---dixetorepuwop.pdfIn PDF document text
- https://laptoptranganh.com/data/dulieu/files/16574773322.pdfIn PDF document text
- http://benetalent.com/upload/files/5108009597.pdfIn PDF document text
- http://www.lnk-creation.fr/upload/file/66550745942.pdfIn PDF document text
- http://www.startservis.sk/novy/ckfinder/userfiles/files/bufufufopamupipesotaxeret.pdfIn PDF document text
- http://tlxzkj.com/uploads/file/280342046714.pdfIn PDF document text
- https://turismo-galicia.es/ckfinder/userfiles/files/jomojepip.pdfIn PDF document text
- http://www.theflightfest.com/wp-content/plugins/formcraft/file-upload/server/content/files/161014493f187b---jojugonurotevatutoj.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/fzgW7-mxBc0/uplcv?utm_term=infraworks+2018+tutorial+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_off0000c116.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC116 | 11088 bytes |
SHA-256: fc01ab32862c73b0371ab93921ee3f34d9ebdb001f14362b4ce53137e8225308 |
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font_01_sfnt_off0000db2d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDB2D | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000f33f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF33F | 16544 bytes |
SHA-256: bb82556ecf551629e4974a7e2a221ad0e70663174903866ff57d19635041d8a8 |
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