MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous embedded URLs, many pointing to suspicious domains, and is flagged by heuristics as a link farm and by ML as malicious. The ClamAV detection as 'Pdf.Phishing.Trojan' further supports a malicious intent. While no scripts were explicitly extracted, the structure and URL distribution suggest a phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9955
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://xn--p3t29jo1ed4o4xw.tw/upload/files/retudetufopipokukebamok.pdf In PDF document text
- http://jingluo.net/uploadfiles/files/8960996674.pdfIn PDF document text
- http://studioguatta.it/userfiles/files/20053323773.pdfIn PDF document text
- https://linkevicius.com/upload/galery/file/zudusivadobebikes.pdfIn PDF document text
- http://glttek.com/userfiles/file/zuritisedurupujitowumunab.pdfIn PDF document text
- http://megamento.com/_UploadFile/Images/file/69927430403.pdfIn PDF document text
- https://leuphuotcamap.com/uploads/image/files/57035613103.pdfIn PDF document text
- http://kasargod.net/uploads/file/torapu.pdfIn PDF document text
- http://186086.com/upload/files/94876232018.pdfIn PDF document text
- http://lawyermo.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/9782217860.pdfIn PDF document text
- https://postelezmasivu-ostrava.cz/ckfinder/userfiles/files/benasasajuzafegilipi.pdfIn PDF document text
- https://2ruoteexpo.it/ckfinder/userfiles/files/pomeleg.pdfIn PDF document text
- http://brenderup.ro/mm/file/71110621107.pdfIn PDF document text
- https://pelicanfinancialnetwork.com/ckfinder/userfiles/files/8723874373.pdfIn PDF document text
- http://olech-rzeszow.pl/userfiles/file/piruwuxezazozev.pdfIn PDF document text
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/16134296aefcf1---21515121703.pdfIn PDF document text
- https://michaels-limo.com/wp-content/plugins/formcraft/file-upload/server/content/files/1612f62b3c1b87---77068482312.pdfIn PDF document text
- https://repetitorebi.ge/userfiles/files/ranivol.pdfIn PDF document text
- http://vouchertiket.com/airplane/ckeditor/uploads/files/bejiluxapuxosufejaroxosip.pdfIn PDF document text
- http://inbiosa.eu/static/cfiles/files/589213415.pdfIn PDF document text
- http://centrons.com/uploaded/file/344535236613b1dc58029a.pdfIn PDF document text
- http://photo-ostrov.com/ckfinder/userfiles/files/jovuzazadelutozorowuz.pdfIn PDF document text
- http://massageindex.nl/images/uploads/lowov.pdfIn PDF document text
- http://luxmeterthai.com/ckfinder/userfiles/files/39396171310.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/DOqCt-cVA4I/uplcv?utm_term=best+upcoming+android+games+2021PDF 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_off0000db6a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDB6A | 11260 bytes |
SHA-256: ac7c42c79ef6f853ae42260a83cb25c89d8e671fcec54504c64754ab2dd1c7dd |
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font_01_sfnt_off0000f5bb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF5BB | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00010dcd.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10DCD | 17284 bytes |
SHA-256: 9f545311217708fd7d359fe3b2e748857bb084d3f3fca776e9488d8d87a735f7 |
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