MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The sample is identified as a malicious PDF by ML classifiers and ClamAV. It contains numerous embedded URLs, many pointing to PDF files hosted on various domains, suggesting a link farm or distribution network. The 'PDF_SEO_DISPOSABLE_LINK_FARM' heuristic indicates a potential for SEO manipulation or malware distribution. While no scripts were explicitly extracted, the nature of the embedded URLs and the heuristic firings strongly suggest a malicious intent, likely related to phishing or malware delivery.
Machine Learning
- Nyx PDF Classifier malicious score 0.9975
Heuristics 5
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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://danieldesignpro.com/userfiles/89030238171.pdf In PDF document text
- http://draftingfloorplan.com/ckfinder/userfiles/files/10934070907.pdfIn PDF document text
- http://jongauger.com/userfiles/file/799759464.pdfIn PDF document text
- http://www.garriagricola.com/wp-content/plugins/formcraft/file-upload/server/content/files/161480781c9eb2---refer.pdfIn PDF document text
- http://flyingwedge.com/uploads/assets/file/tojexupuzar.pdfIn PDF document text
- http://namadagaskare.ru/ckfinder/userfiles/files/59593915730.pdfIn PDF document text
- https://journeywithmypet.com/ckfinder/userfiles/files/98609759270.pdfIn PDF document text
- https://kingdomdatesuae.com/userfiles/files/lafupopejugotimuk.pdfIn PDF document text
- https://watfordfairtrade.org/app/webroot/img/files/35437841900.pdfIn PDF document text
- http://www.motocams.cz/ckfinder/userfiles/files/taxunoxigajomavevi.pdfIn PDF document text
- http://abwalabamaave.com/uploads/files/jeworit.pdfIn PDF document text
- https://reparationmobile.net/userfiles/file/pewimanetizamis.pdfIn PDF document text
- http://stefani.cz/fck/file/53321015878.pdfIn PDF document text
- http://phongkhamthienhoa.vn/images/files/pezadubis.pdfIn PDF document text
- https://marblobaths.com/app/webroot/img/files/95857895158.pdfIn PDF document text
- https://institut-arabe.org/ckfinder/userfiles/files/fedesovifidokawodabuzotu.pdfIn PDF document text
- http://kfbma.org/files/fck/file/93081419983.pdfIn PDF document text
- https://pensiuneaselina.ro/userfiles/file/46752063937.pdfIn PDF document text
- https://stcatherine.ac.ug/wp-content/plugins/formcraft/file-upload/server/content/files/1615971aef150d---29704017045.pdfIn PDF document text
- http://aodaibooking.com/FileData/ckfinder/files/20210927_A4200D14FEEBD535.pdfIn PDF document text
- http://usagimatur.com/files/others/7122840108.pdfIn PDF document text
- https://alves.bg/ckfinder/userfiles/files/53770527104.pdfIn PDF document text
- http://papienbanana.com/user_file/file/kamiva.pdfIn PDF document text
- http://massimosusto.eu/userfiles/files/98171690832.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/zMnd8XtcwSM/uplcv?utm_term=town+called+nowherePDF 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_off0000b20b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB20B | 10156 bytes |
SHA-256: 33d8fdb0257d22192f1259d4666b7f38ac31a0f2faa183ece79ac5c6738d00bb |
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font_01_sfnt_off0000c8c1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC8C1 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000e0d3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE0D3 | 15460 bytes |
SHA-256: b37b9c961420d4bb3348f25d145eaeea348e8512ee274247d1623a1a1995cd69 |
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