MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The sample was detected as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. It contains numerous external URIs, suggesting it functions as a link farm or phishing lure. The PDF structure and embedded URLs point towards an attempt to redirect users to potentially harmful websites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9956
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://laborke.ru/uplcv?utm_term=android+show+image+full+screen PDF link annotation
- https://www.opsclown.it/ckfinder/userfiles/files/nakaxidagepusofopugezomu.pdfIn PDF document text
- http://lamekatus.com/uploads/ckeditor/files/33214950872.pdfIn PDF document text
- http://pphu-joanna.pl/fckpliki/file/13097468308.pdfIn PDF document text
- https://angkalaris.com/contents/files/43538502822.pdfIn PDF document text
- http://www.masozilina.sk/ckfinder/userfiles/files/25204429948.pdfIn PDF document text
- http://www.southforconstruction.com/frontend/web/ckfinder/userfiles/files/57479885258.pdfIn PDF document text
- http://schodylux.pl/userfiles/file/somojamidixiraxovibunixe.pdfIn PDF document text
- https://jackinthegymtpe.com/uploads/files/202109121625112982.pdfIn PDF document text
- https://tramtron.vn/uploads/files/files/nejekakeniwuguxidujaze.pdfIn PDF document text
- http://nissanotogovap.vn/uploads/images/files/9589771938.pdfIn PDF document text
- http://freetourscadiz.com/ckfinder/userfiles/files/masowezamejisowuzijen.pdfIn PDF document text
- http://geology.ie/wp-content/plugins/formcraft/file-upload/server/content/files/1614b60e60b88b---powokiju.pdfIn PDF document text
- http://circuitoinsulargc.com/documentos/file/52707522454.pdfIn PDF document text
- http://aaaexpressac.com/userfiles/file/vutowutizuk.pdfIn PDF document text
- http://www.nbrownies.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/1613dfe36ab92a---siroj.pdfIn PDF document text
- http://alibabashipping.com/userfiles/file/79383809983.pdfIn PDF document text
- http://catherine-massage.com/ckfinder/userfiles/files/84275920286.pdfIn PDF document text
- http://espwireless.net/uploads/file/73042644415.pdfIn PDF document text
- http://tongkhomica.com/upload/files/75803777004.pdfIn PDF document text
- http://sinosteelcode.com/filespath/files/20210907020212.pdfIn PDF document text
- http://rooptex.com/uploads/46782498399.pdfIn PDF document text
- http://xaydunganphubacninh.com/webroot/img/files/88737084104.pdfIn PDF document text
- http://amblesidewindermere.ca/fckuploads/images/file/60624738890.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_off0000ad6c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xAD6C | 10992 bytes |
SHA-256: 17a9ae16173cdb9baf858c4c6b5e3fe80c3e8daf09127daab56f6da19accca65 |
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font_01_sfnt_off0000c698.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC698 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000deaa.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDEAA | 14840 bytes |
SHA-256: 7d5feeef326d6a587e8433492b8a8fb063ee90bf46bf00b2025fb6af64c4973d |
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