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 ML classifiers and ClamAV, indicating a high likelihood of malicious intent. Heuristics identified it as a PDF link farm pointing to numerous external PDF files, many hosted on compromised CMS uploads. The URLs suggest a phishing or malware distribution scheme, aiming to lure users to download further malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9975
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://aromamahabaleshwar.com/ckfinder/userfiles/files/bumabuxax.pdf In PDF document text
- https://icon-studios.com/userfiles/file/86140088904.pdfIn PDF document text
- http://ventss.ru/userfiles/files/fekalosiwefulibobidezi.pdfIn PDF document text
- https://e-ssuances.com/ckfinder/userfiles/files/22221205971.pdfIn PDF document text
- https://damsindia.org/admin/uploads/file/96570792204.pdfIn PDF document text
- http://www.benyowsky.com/resources/files/jilanodokawimugijud.pdfIn PDF document text
- http://cuoredicane.it/userfiles/files/dubafo.pdfIn PDF document text
- https://hunghiephuylog.com/upload/files/10234974580.pdfIn PDF document text
- http://artetendasud.it/userfiles/files/rasanotijeduwekuxoto.pdfIn PDF document text
- http://enjoybowlramenandpoke.com/uploads/files/voroxi.pdfIn PDF document text
- http://emblem4home.com/UserFiles/Member/File/12969710344.pdfIn PDF document text
- http://anabakorea.jp/userfiles/file/36266181413.pdfIn PDF document text
- https://www.institutvzdelavani.cz/files/pizudezinimaxajekepe.pdfIn PDF document text
- http://storemisr.com/uploads/files/51603154645.pdfIn PDF document text
- http://atomicattack.com/atomic/fckimages/file/15289221394.pdfIn PDF document text
- http://claudiodauelsberg.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/16136024d6fa55---dudedivogi.pdfIn PDF document text
- https://clearpatth.com/userfiles/file/bewonewovomuxajofasu.pdfIn PDF document text
- https://aznamaste.com/ckfinder/userfiles/files/32234739697.pdfIn PDF document text
- http://prvugkh.ru/uploads/files/90372466933.pdfIn PDF document text
- https://kayakbranson.com/wp-content/plugins/formcraft/file-upload/server/content/files/161416a3c9b7f1---sivebowa.pdfIn PDF document text
- http://espokebar.com/uploads/files/nuzegagajosat.pdfIn PDF document text
- http://podarox.ru/public/files/wofugukadidokajusakop.pdfIn PDF document text
- http://joshuadacosta.com/wp-content/plugins/formcraft/file-upload/server/content/files/16143ce0ccbc5c---38752504408.pdfIn PDF document text
- https://gabconstruction.com/ckfinder/userfiles/files/bifugu.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/S30rS-6n6vg/uplcv?utm_term=a+priori+knowledge+definitionPDF 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_off0000b39b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB39B | 15172 bytes |
SHA-256: 66f20b01bf0c93b17a33e880259f3cc629c25adfd7d2338e33ea2f4e72b77ac4 |
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font_01_sfnt_off0000da0f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDA0F | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000f226.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF226 | 10504 bytes |
SHA-256: c844080ca91be93d81eeec3b911e32764a5f120d0c0101fee7b8a5a9039a283a |
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