MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The sample was flagged by a machine learning classifier and ClamAV as malicious, specifically as a phishing trojan. It contains numerous embedded URLs, many of which point to disposable domains and are structured as link farms, indicating a phishing or redirection attempt. The PDF structure itself is also suspicious, with duplicate object bodies, suggesting obfuscation or malformed content.
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 https://robertbah.si/files/file/banewuz.pdf In PDF document text
- https://dollarplus98.com/images/upload/files/fetexunewovonuwisarus.pdfIn PDF document text
- https://clinicamanila.com/ckfinder/userfiles/files/lagirinemuxaxozik.pdfIn PDF document text
- http://exito-opakowania.pl/userfiles/file/fuxojokowudomiris.pdfIn PDF document text
- http://france-ex.com/images/blog//file/89137749594.pdfIn PDF document text
- http://mgtofubbq.com/uploads/files/68108822178.pdfIn PDF document text
- https://ccveg.org/wp-content/plugins/super-forms/uploads/php/files/ftn20mh3vc2tcok8n40c9b4ea9/mimenamuwopajiwiv.pdfIn PDF document text
- http://www.cerel.eu/images/wyswig_images/file/93342572874.pdfIn PDF document text
- https://www.corpeverest.com/ckfinder/userfiles/files/15812836113.pdfIn PDF document text
- https://grandplaza.bg/uploads/assets/file/mafibabefatebubi.pdfIn PDF document text
- http://tkhomedeco.com/assets/uploads/ckedit/files/20210613173032.pdfIn PDF document text
- http://exactblue.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606c7314653c8---bezefamodidoxidutu.pdfIn PDF document text
- http://bebsulmare.com/userfiles/files/logewidug.pdfIn PDF document text
- https://mariapolis.net/ckfinder/userfiles/files/57247075486.pdfIn PDF document text
- https://pt2-turbo-j3t.com/contents//files/41471032124.pdfIn PDF document text
- https://reparationmobile.net/userfiles/file/72585048993.pdfIn PDF document text
- http://hungbuloon.com/media/ftp/file/gufuniripokirogipako.pdfIn PDF document text
- http://georgekoldun.com/var/upload/file/wotaleduz.pdfIn PDF document text
- https://actaviaserica.org/board/file/files/jerodawodariturur.pdfIn PDF document text
- http://cuspsurgeons.com/userfiles/file/18693515753.pdfIn PDF document text
- http://cbafjvn.com/uploads/userfiles/file/tefipelupedarojefikojemal.pdfIn PDF document text
- http://www.amanuttarakhand.org/ckfinder/userfiles/files/gokijelegoxu.pdfIn PDF document text
- https://zweefvlieg.net/userfiles/file/runazuliziwu.pdfIn PDF document text
- http://industrialdevices.in/uploads/49077307180.pdfIn PDF document text
- http://etkindenetim.com/resimler/files/xiboxegilavafufipagis.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/zMnd8XtcwSM/uplcv?utm_term=calendario+laboral+2020+andalucia+pdfPDF 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_off0000ba07.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBA07 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000d21e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD21E | 10860 bytes |
SHA-256: 36948c207b9cdae3b75e1f40d0429f332110bbfa9205c5d9da1f40ad788bae4d |
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font_02_sfnt_off0000eb0f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEB0F | 18592 bytes |
SHA-256: f01c32e5cfa9a1422eb1ed56f2abdfa6a7452b1255a4e02453b07a7ceacd5edc |
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