MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The file was identified as malicious by ClamAV and an ML classifier, with heuristics indicating it functions as a link farm. Multiple URLs were extracted, many hosted on potentially disposable domains, suggesting an attempt to obscure the final destination. The PDF_SEO_DISPOSABLE_LINK_FARM heuristic specifically points to a link farm structure designed to evade detection.
Machine Learning
- Nyx PDF Classifier malicious score 0.9942
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 https://drivingschoolofnorthtexas.com/wp-content/plugins/formcraft/file-upload/server/content/files/161307ea5ea94e---vomuw.pdf In PDF document text
- http://tiszaikaland.hu/upload/file/dewelifisu.pdfIn PDF document text
- https://austarpharma.austarchina.com/upload/files/1254164270.pdfIn PDF document text
- https://congthuonghotel.vn/app/webroot/files/images/pages/files/fanivofanav.pdfIn PDF document text
- http://tuvanluatdanang.com/upload/ck/files/xezapomuzisuxatawix.pdfIn PDF document text
- http://degrossier.nl/uploads/file/xixududezojitapulis.pdfIn PDF document text
- https://israelonthehouse.com/wp-content/plugins/formcraft/file-upload/server/content/files/1612f789010be7---xazivirefegevibesofuxito.pdfIn PDF document text
- http://bndweb.nl/upload/files/mojetet.pdfIn PDF document text
- https://limsurempat.com/contents/files/1485469388.pdfIn PDF document text
- http://casaatlantida.com/userfiles/file///girotuza.pdfIn PDF document text
- http://snnet.kr/board_pds/fckeditor/2021/09/file/tedudimojapabobifanojufiz.pdfIn PDF document text
- http://mkconline.com/landmark/ckfinder/userfiles/files/12511169979.pdfIn PDF document text
- https://dmitrovka-zn.ru/admin/ckfinder/userfiles/files/26267827129.pdfIn PDF document text
- https://ostrichpharmaceuticals.com/userfiles/file/5161062176.pdfIn PDF document text
- https://www.vasutaszeneiskola.hu/ckfinder/userfiles/files/dugafimisabevijewemetig.pdfIn PDF document text
- http://grappin-annat-como.com/userfiles/grappin-annat-como.com/file/lifudogarexa.pdfIn PDF document text
- http://xedaptap.net/userfiles/file/43522884704.pdfIn PDF document text
- https://ecowaytechnologies.com/ckfinder/userfiles/files/sotatezitos.pdfIn PDF document text
- http://yao-cheng.com/uploadfiles/20210906132312.pdfIn PDF document text
- http://dblbtech.com/userfiles/file/65337028038.pdfIn PDF document text
- https://vasantviharproperties.com/userfiles/file/52115717342.pdfIn PDF document text
- http://kanchanaspa.com/ckfinder/userfiles/files/samobelakevetadi.pdfIn PDF document text
- http://dglytbt.com/upfolder/e/files/20210907102305.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/1KS0DP0cxss/uplcv?utm_term=cashmere+misgovernment+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_off00010828.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10828 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0001203a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1203A | 18068 bytes |
SHA-256: 433f54ffcc3e9b5f3d71777c837597203222db417353bd11fdf5936a052af35c |
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font_02_sfnt_off00014efa.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x14EFA | 10996 bytes |
SHA-256: f0761c8672b5d11236d3cbf524e1ce4e05a60b5d7e45c90a78fd03fceda12bef |
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