MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file was detected as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. It contains numerous embedded URLs pointing to external PDF files hosted on various domains, suggesting a link farm or redirection mechanism. The PDF_SEO_DISPOSABLE_LINK_FARM heuristic further supports this, indicating a tactic to obscure the true destination or spread malicious links. While no scripts were explicitly extracted, the PDF structure and embedded links are indicative of a phishing or malware distribution campaign.
Machine Learning
- Nyx PDF Classifier malicious score 0.9947
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 https://www.truckersplantparts.co.uk/ckfinder/userfiles/files/donutipob.pdf In PDF document text
- https://ladymamashop.com/uploads/files/202109040329316270.pdfIn PDF document text
- https://ismet.com.br/ckfinder/userfiles/files/95764926929.pdfIn PDF document text
- http://www.consorcio.edu.pe/wp-content/plugins/formcraft/file-upload/server/content/files/16141a985890b5---8120640910.pdfIn PDF document text
- http://marinaxaraes.com.br/ckfinder/userfiles/files/nogafan.pdfIn PDF document text
- http://tiquital.com/documentos/file/jenasuzizenoxalumi.pdfIn PDF document text
- http://merlegdoktor.hu/tmp/30503936563.pdfIn PDF document text
- https://hylyt.co/wp-content/plugins/super-forms/uploads/php/files/24854dfb525d20439d2745a2a7b71d8e/vokubu.pdfIn PDF document text
- https://shidoremicrosys.com/media/momuxijifesilago.pdfIn PDF document text
- https://www.wroclawmodelshow.pl/ckfinder/userfiles/files/86265778966.pdfIn PDF document text
- http://mastrodibaglio.it/userfiles/files/resupol.pdfIn PDF document text
- http://24hnbc.com/assets/ckfinder/core/connector/php/uploads/files/galujiropered.pdfIn PDF document text
- http://videlec.be/ressource/file/36981159618.pdfIn PDF document text
- http://royalgoodviewresort.com/Uploads/file/22453584811.pdfIn PDF document text
- https://ph2020.org/FCKeditor/file/37544600883.pdfIn PDF document text
- http://lor-rostov.su/userfiles/files/35094088039.pdfIn PDF document text
- https://dermatologie-francophone.com/userfiles/file/93929431628.pdfIn PDF document text
- https://ph789.com/pinhsuan/files/file/tepimeresujawadib.pdfIn PDF document text
- http://pilot-market.ru/new/files/file/pajepixam.pdfIn PDF document text
- http://mobilpetrol.olajpark.hu/files/files/lugiruzajiwab.pdfIn PDF document text
- http://gccde.com/downloads/blog/geust/files/27407173454.pdfIn PDF document text
- https://defi128.phpascal.com/userfiles/files/28341560081.pdfIn PDF document text
- http://myflora888.com/ck_files/files/35482971512.pdfIn PDF document text
- https://masihpt2.com/contents/files/biroduzalituribi.pdfIn PDF document text
- https://bestrecycledautoparts.net/images_i/file/pobokizida.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/A3Ryygt5BCM/uplcv?utm_term=how+to+send+video+from+android+without+losing+qualityPDF 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_off0000b656.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB656 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000ce68.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCE68 | 16316 bytes |
SHA-256: f75b7aec142b5be48838817e6a06e35e75d906d64d4b0091590320b412107cd2 |
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font_02_sfnt_off0000f7e8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF7E8 | 11304 bytes |
SHA-256: 5a037ecbb21924352c6bade6b816ed937bec8739d494fbd9e480135bc0f8c7fb |
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