MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file is identified as malicious by ML classifiers and ClamAV, specifically flagged as a phishing trojan. It contains numerous embedded URLs pointing to a link farm hosted on disposable domains, suggesting a phishing or content distribution scheme. The PDF structure itself is also noted as potentially being a link farm, reinforcing the malicious intent.
Machine Learning
- Nyx PDF Classifier malicious score 0.9980
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://garglob.ru/uplcv?utm_term=resultat+brevet+2019+guinee+conakry+pdf PDF link annotation
- http://leeandrewdavison.com/download/52482793303.pdfIn PDF document text
- https://avphunter.ro/ckfinder/userfiles/files/nawikinovujekiduteb.pdfIn PDF document text
- http://simsvizag.com/contentimages/file/tiwugafa.pdfIn PDF document text
- http://www.kocay.com.tr/wp-content/plugins/formcraft/file-upload/server/content/files/1613655f47378f---26436755374.pdfIn PDF document text
- http://ad.ditroinfotech.com/laportal/ckeditor-ckfinder-integration/uploads/files/dumitoxuwak.pdfIn PDF document text
- http://bukharageorgia.com/sites/default/files/file/pemim.pdfIn PDF document text
- https://jpt.mysmartedu.com/uploadimages/files/69870881384.pdfIn PDF document text
- http://www.psyforyou.nl/upload/fckeditor/file/gogafugibope.pdfIn PDF document text
- http://banlinhkienlaptop.com/userfiles/file/doxuzoz.pdfIn PDF document text
- http://acecaalcoy.com/userfiles/file/dipitakijibasevufikabiwa.pdfIn PDF document text
- https://247christianity.org/fckeditor/userfiles/file/564861636481630975818.pdfIn PDF document text
- https://fiscalonline.ro/app/webroot/files/userfiles/files/12555316106.pdfIn PDF document text
- http://easyliveconstruction.com/ci/userfiles/files/japazovegisozoderemivatat.pdfIn PDF document text
- https://cortopolis.ar/userfiles/file/fopexozewuvoxuv.pdfIn PDF document text
- http://njbeihang.com/uploadfile/file///2021090716110724.pdfIn PDF document text
- https://reviewz.eu/app/webroot/files/userfiles/files/47629305195.pdfIn PDF document text
- http://mevlanaasm.com/resimler/files/57942710857.pdfIn PDF document text
- https://museuminiaturesbesalu.com/files/90296084229.pdfIn PDF document text
- https://korzayithalat.com/spot/admin/fckeditor/userfiles/file/futunexubopunolatagobuti.pdfIn PDF document text
- http://fotografoenricogiampieri.it/userfiles/files/vokelaledujesivi.pdfIn PDF document text
- http://harchovyk.com/userfiles/file/75751762713.pdfIn PDF document text
- http://handinks.com/ckfinder/images_store/files/dabukojodupatonawotap.pdfIn PDF document text
- 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_off0000ba84.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBA84 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000d296.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD296 | 17396 bytes |
SHA-256: 7646834b363c31966a31276e2a0a684127598e5fd7134a8b0650394b3dcc5128 |
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font_02_sfnt_off0000ffc6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFFC6 | 11816 bytes |
SHA-256: 79455b3daf87f82c97ea8ae9b18cce811d085c8c76135015863cde965ef9958d |
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