MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. It contains numerous embedded URLs pointing to a link farm, with one identified as a disposable hosting link farm. The document body is heavily obfuscated, preventing a clear understanding of its direct intent, but the overall structure and heuristic firings suggest a phishing or redirection attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9976
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 http://rld-carbon.com/file/bozumufe.pdf In PDF document text
- http://lotusromeo.fr/app/webroot/files/userfiles/files/fujotatud.pdfIn PDF document text
- http://netmutum.com/userfiles/file/20691538357.pdfIn PDF document text
- https://dsverano.com/UserFiles/File/bikenavifenis.pdfIn PDF document text
- http://laihoawedding.com/app/webroot/upload/files/14799489472.pdfIn PDF document text
- http://simkoongschool.com/uploads/editer/files/fulololomubufujiluxu.pdfIn PDF document text
- https://leosservices.com/userfiles/file/51462655680.pdfIn PDF document text
- http://mcdanielz.eu/files/file/ziwusamobulot.pdfIn PDF document text
- http://allseasonsart.com/uploads/fck_uploads/file/38300064967.pdfIn PDF document text
- http://silesiacapital.eu/data/file/40602594488.pdfIn PDF document text
- http://chongthamphucthang.com/images/news/files/luliwizeme.pdfIn PDF document text
- http://sangsangins.com/upload/upload/file/82931095366.pdfIn PDF document text
- http://www.dadosefatos.net.br/wp-content/plugins/formcraft/file-upload/server/content/files/1612ea92571f2b---2887652571.pdfIn PDF document text
- https://autoradiator.mn/uploads/ckfinder/files/tudajewafamitobaka.pdfIn PDF document text
- http://bhk-aindling.de/userfiles/files/ziwonotukibasudizemebox.pdfIn PDF document text
- http://123dvere.sk/files/file/86852957578.pdfIn PDF document text
- http://synergyproperty.com/images/files/60282148848.pdfIn PDF document text
- https://webmodels.studio/wp-content/plugins/formcraft/file-upload/server/content/files/161352bab215c1---nupemefurolujakogawez.pdfIn PDF document text
- http://langeline.com/ckeditor/upload/files/vezudibipazena.pdfIn PDF document text
- http://studiopignotti.it/userfiles/files/61340268628.pdfIn PDF document text
- https://www.profiemg.cz/upload/ck/files/79796456110.pdfIn PDF document text
- https://alistairmills.com/ckfinder/userfiles/files/kujebavidevax.pdfIn PDF document text
- https://rkdestate.com/userfiles/file/rixepajokovepubajokiwafan.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/PmAiG5ZyT-k/uplcv?utm_term=hbr%27s+10+must+reads+on+strategic+marketing+free+pdf+downloadPDF 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_off0000bf24.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBF24 | 11580 bytes |
SHA-256: 011870dbe099447297a1f39f4ea68268472fd529cfdeea33a19981353fa3635b |
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font_01_sfnt_off0000da58.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDA58 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000f26a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF26A | 16276 bytes |
SHA-256: 9238b7e5df339f9fdfb0e4fa2f47bd9ac0f6fa56137c4b7ab00e802310f4331b |
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