MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF document was flagged as malicious by ClamAV and an ML classifier. The file embeds a large number of external links characteristic of an SEO link farm. Specific URLs and indicators for this sample are listed in the indicators section.
Machine Learning
- Nyx PDF Classifier malicious score 0.9947
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 http://sjzhtchem.com/upload/files/wuvemunakovogi.pdf In PDF document text
- http://lavera.it/wp-content/plugins/formcraft/file-upload/server/content/files/16137f257b74f2---zagabaxupirobivomumis.pdfIn PDF document text
- https://asiarsolutions.com/userfiles/file/takotirabexenineta.pdfIn PDF document text
- https://alkalacarservice.com/public_html/userfiles/file/buselolugolekuma.pdfIn PDF document text
- https://goodline.by/userfiles/file/purezevetojupitajurawoko.pdfIn PDF document text
- https://icoachyou.biz/images/ckeditor/files/tajuk.pdfIn PDF document text
- http://tecksco.com/upload/files/33429080780.pdfIn PDF document text
- http://strahyi.ru/images/file/13588416736.pdfIn PDF document text
- http://northmarking.com/userfiles/files/neromanibon.pdfIn PDF document text
- https://mygoaltv.com/ipp/images/uploads/files/sijorejavokukoxezizebex.pdfIn PDF document text
- https://cape-electronics.com/media/file/depafagipelex.pdfIn PDF document text
- https://medpressa.ru/files/file/63018392937.pdfIn PDF document text
- https://marjoyunlar.com/calisma2/files/uploads/28850653216.pdfIn PDF document text
- http://aromamahabaleshwar.com/ckfinder/userfiles/files/6055508088.pdfIn PDF document text
- https://dubaimotorcycletours.dubaimotorhomerentals.com/uploaded_images/files/zabudakawujadaz.pdfIn PDF document text
- http://chickendaylacrescenta.com/uploads/files/68542694878.pdfIn PDF document text
- http://thementalhealthadvocates.org/files/userfiles/file/50889475395.pdfIn PDF document text
- https://thanaclusterwestgate.leaddeehub.com/userfiles/files/napubugizosat.pdfIn PDF document text
- https://cortopolis.ar/userfiles/file/xenasigisadapepivusage.pdfIn PDF document text
- http://bsa-billiard.by/images_from_html_editor/file/medokilatemezu.pdfIn PDF document text
- http://thaoduocvn.com/userfiles/image/file/lezulolojukimol.pdfIn PDF document text
- https://economiadecomunion.com/ckfinder/userfiles/files/83161997757.pdfIn PDF document text
- http://salman-is.com/userfiles/file/4368404736.pdfIn PDF document text
- http://cungcapbaoduongcuanhatban.com/upload/files/2189183927.pdfIn PDF document text
- https://minhvuongthuphap.com/upload/ck/files/numusumalabedibizib.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/6naE_Nh8_CY/uplcv?utm_term=mlp+elements+of+disharmonyPDF 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_off0000b1d6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB1D6 | 14656 bytes |
SHA-256: 0f64dc3498ca8415a40f312cf1cc64bfeadec3ac521545f63148f2c5ad0e3e18 |
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font_01_sfnt_off0000d63d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD63D | 10872 bytes |
SHA-256: 2cfb1b6387038b793386591a9be0fa3ec3aa975a504bdf021cf8907d90ce1c8a |
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font_02_sfnt_off0000ef27.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEF27 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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