MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file was flagged by multiple heuristics, including a critical ClamAV detection and an ML classifier indicating maliciousness. The PDF contains a large number of embedded URLs pointing to various domains, many of which are structured to appear as file downloads, suggesting a phishing or malware distribution campaign. The presence of 'utm_term' parameters in some URLs further indicates tracking for marketing or malicious campaigns.
Machine Learning
- Nyx PDF Classifier malicious score 0.9975
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://nomylo.ru/uplcv?utm_term=queen+of+the+night+aria+highest+note PDF link annotation
- https://zweefvlieg.net/userfiles/file/67241539892.pdfIn PDF document text
- https://rinducm1.com/contents/files/poguzaniwiva.pdfIn PDF document text
- http://mu-rrrc.com/userfiles/file/dilafinixagezosigim.pdfIn PDF document text
- http://ayurveda-shiatsu-qigong-nice.com/upload/files/25038555833.pdfIn PDF document text
- http://dochoiotovn.com/uploads/userfiles/file/fifaz.pdfIn PDF document text
- http://agcslohian.com/userfiles/file/68996850826.pdfIn PDF document text
- http://paramountswimwear.com/userfiles/files/65565543770.pdfIn PDF document text
- http://mayepnuocmia.vn/data/ckfinder/files/zafawugezumo.pdfIn PDF document text
- https://repairbase.net/FCKeditor/editor/filemanager/connectors/php/images/file/58808152536.pdfIn PDF document text
- https://handientu.vn/userfiles/file/zikejojemekobopafadi.pdfIn PDF document text
- https://mamadona.ru/ckfinder/userfiles/files/13016133238.pdfIn PDF document text
- http://turar-mussin.com/userfiles/File/15899173831.pdfIn PDF document text
- http://thailaundry.com/imgUpload/files/68959851817.pdfIn PDF document text
- http://secohthailand.com/file_media/file_image/file/fajugusevobejupasakujev.pdfIn PDF document text
- https://dacola.com/upload/files/1969429651.pdfIn PDF document text
- https://pepinieramontana.ro/ckfinder/userfiles/files/8466168363.pdfIn PDF document text
- http://sbnjl.com/userfiles/files/kowum.pdfIn PDF document text
- http://kraljicabih.com/wp-content/plugins/formcraft/file-upload/server/content/files/161565cc4ca198---29310633782.pdfIn PDF document text
- https://rougezenekar.hu/files/file/3068522054.pdfIn PDF document text
- http://haitrungkim.vn/uploads/userfiles/file/banabev.pdfIn PDF document text
- http://joyearland.com/ckfinder/userfiles/files/31470270851.pdfIn PDF document text
- http://hodori247.com/uploads/files/kawuxijofikurokijaranude.pdfIn PDF document text
- https://fotokeramika.bg/userfiles/file/19718363956.pdfIn PDF document text
- https://tonthephunglan.vn/upload/files/zudorikojoriveludikolob.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_off0000b04f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB04F | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000c866.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC866 | 10604 bytes |
SHA-256: 767f57efa5200e1b5b0d8a9b83321eda85379583a1426c0faa5024c1c6caeae2 |
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font_02_sfnt_off0000e0b3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE0B3 | 14824 bytes |
SHA-256: 3a82f90b3dcce5f4722f1127982ca056989cfb22fa92c26435f6892d34bd57dc |
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