MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It contains numerous links to external websites, many of which are hosted on compromised CMS platforms or appear to be part of a link farm, suggesting a phishing or malware distribution scheme. The presence of multiple PDF link farm heuristics further supports this conclusion.
Machine Learning
- Nyx PDF Classifier malicious score 0.9988
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://nelly-design.ru/upload/files/juravenapotevitob.pdf In PDF document text
- http://www.anjhimayath.com/upload/file/ferivu.pdfIn PDF document text
- http://neoneofitou.com/ckfinder/userfiles/files/71490505240.pdfIn PDF document text
- http://viettruss.com/upload/file/lotakewezibamuwobitir.pdfIn PDF document text
- http://patronusalapitvany.hu/public_html/upload/17805753997.pdfIn PDF document text
- http://toyteepee.com/uploadfiles/file/210528190036104069cxb32p.pdfIn PDF document text
- http://garmagostaran.com/Upload/file/59412068276.pdfIn PDF document text
- https://aquafilling.com/userfiles/file/78573312881.pdfIn PDF document text
- http://healingtown.org/userData/board/file/58221384508.pdfIn PDF document text
- http://rethabise.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/160be87e7a610a---baneg.pdfIn PDF document text
- http://pspectr.ru/userfiles/file/68564898138.pdfIn PDF document text
- http://friluftsgruppen.se/wp-content/plugins/formcraft/file-upload/server/content/files/1609a877839e3b---gabutejubo.pdfIn PDF document text
- https://paroles-vives.com/ckfinder/userfiles/files/95785575925.pdfIn PDF document text
- https://dobski.pl/userfiles/file/tironirugezeriji.pdfIn PDF document text
- https://kachhiproperties.com/wp-content/plugins/super-forms/uploads/php/files/mpdi6ngm3r8so28m91eqv7okh3/fexapijikikisopi.pdfIn PDF document text
- http://progettogeometra.it/userfiles/files/gakowatejezaxitop.pdfIn PDF document text
- http://msslink.ru/userfiles/files/xasevuwiwatom.pdfIn PDF document text
- http://abnicum.com/files/file/8387615014.pdfIn PDF document text
- https://www.karenlovelee.com/wp-content/plugins/formcraft/file-upload/server/content/files/16087a8f9ac478---lelid.pdfIn PDF document text
- http://www.eflox.net/wp-content/plugins/formcraft/file-upload/server/content/files/160a09a25b2ae4---luvufisinixurubaseriwev.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/LPIa9PGmDLg/uplcv?utm_term=das+deutsche+alphabet+aussprache+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_off0000fd7c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFD7C | 24512 bytes |
SHA-256: 701850f12f1cf578fb3231de760b37f76a15ffe29fd2b2e09363de373bc8dc4d |
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font_01_sfnt_off00013b9b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13B9B | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off000153b2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x153B2 | 10644 bytes |
SHA-256: b3be0ee4a2b1c435172e9408dda76e0b8620849a69dfb923a948fc2e4df44184 |
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