MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF was flagged by ML classifiers and ClamAV as malicious, indicating a high likelihood of malicious intent. The presence of numerous external links, many pointing to disposable domains and structured as a link farm, suggests a phishing or malware distribution scheme. The document body is heavily obfuscated, preventing a clear understanding of its specific lure, but the overall structure points to a malicious campaign.
Machine Learning
- Nyx PDF Classifier malicious score 0.9978
Heuristics 5
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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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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://www.aragonemprendedor.com/userfiles/files/59927977310.pdf In PDF document text
- https://ce-mi.pl/uploads/userfiles/files/64046347003.pdfIn PDF document text
- https://cam-ceeds.org/ckfinder/userfiles/files/pavexunusotijixebasez.pdfIn PDF document text
- http://orderkiwicafe.com/uploads/files/83646970506.pdfIn PDF document text
- http://canyonoaksmtg.com/~duckdi5/canyonoaksmtg.com/content/file/bixoxato.pdfIn PDF document text
- http://4chan.ro/UserFiles/file/sejefegosamipurejoluxa.pdfIn PDF document text
- http://nuestratierrapremios.com/campannas/file/21315257110.pdfIn PDF document text
- https://okud-istra.hr/userfiles/file/wudapididonugoziwavasu.pdfIn PDF document text
- https://esprimagroup.com/userfiles/file/xumazofogatap.pdfIn PDF document text
- http://www.syrahresources.com.au/application/third_party/ckfinder/userfiles/files/46299941313.pdfIn PDF document text
- https://rsebolivia.org/userfiles/file/98332552105.pdfIn PDF document text
- http://artc-polymers.com/upload/images/files/fivadefub.pdfIn PDF document text
- http://geology.ie/wp-content/plugins/formcraft/file-upload/server/content/files/161345a9a3c92f---84573988353.pdfIn PDF document text
- http://sethhukumchandschool.com/userfiles/file/lowekugonob.pdfIn PDF document text
- https://youxsoft.com/uploads/files/24780573468.pdfIn PDF document text
- http://mfplus.ba/wp-content/plugins/formcraft/file-upload/server/content/files/161371852721c8---37484110449.pdfIn PDF document text
- https://medpressa.ru/files/file/nepuguwedin.pdfIn PDF document text
- https://femagnet.com/upload/edu/article/file/33770842153.pdfIn PDF document text
- https://pasarantogel2.com/contents/files/jovegunufomibo.pdfIn PDF document text
- http://turnyras.lt/Files/file/51667770216.pdfIn PDF document text
- http://kimwendelldesign.com/ckfinder/userfiles/files/luledimifugonafezil.pdfIn PDF document text
- http://www.c-l-r-p.com/admin/ckfinder/userfiles/files/17869196723.pdfIn PDF document text
- http://blueview.nl/app/webroot/files/userfiles/files/vizusi.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/fzgW7-mxBc0/uplcv?utm_term=live+net+app+downloadPDF 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_off0000b185.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB185 | 15316 bytes |
SHA-256: adf12cd4508f5c2647d09e3ec3f6fc1a3b4baf41a810fd1f589355b68a69dd2d |
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font_01_sfnt_off0000d703.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD703 | 10228 bytes |
SHA-256: 83035126995ebc7c21454539bb00890347cc9f33593dbd069a6c802155206d4d |
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font_02_sfnt_off0000ee16.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEE16 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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