MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged by multiple heuristics, including a critical ClamAV detection and an ML classifier indicating maliciousness. The presence of numerous embedded URLs, many pointing to disposable domains and forming a link farm, suggests a phishing or malware distribution attempt. The document body is heavily obfuscated, preventing a clear understanding of its specific lure, but the overall structure and URL analysis point to a malicious intent.
Machine Learning
- Nyx PDF Classifier malicious score 0.9956
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 http://barexkft.hu/userfiles/file/wiwon.pdf In PDF document text
- http://aucontecnologia.com/userfiles/files/zusux.pdfIn PDF document text
- https://milosislandrooms.gr/userfiles/file/96916237872.pdfIn PDF document text
- http://aroma-es.red/yamituki-n/uploads/files/pizuzinobew.pdfIn PDF document text
- https://minipowerpack.net/upload/files/99765122333.pdfIn PDF document text
- http://weilandensemble.nl/ckfinder/userfiles/files/wixosata.pdfIn PDF document text
- https://akilanews.com/ckfinder/userfiles/files/tovezufajimafisatoret.pdfIn PDF document text
- http://xn--989ap7r0xbd5x.com/upload/fckeditor/file/15594257581.pdfIn PDF document text
- http://bbu.vn/Images_upload/files/30563468800.pdfIn PDF document text
- http://cochemical.com/upload/files/vuxupeperoferapopofu.pdfIn PDF document text
- http://onlineticketreview.com/images/file/teruzaduxojedobudutaguwul.pdfIn PDF document text
- https://bkairconditioner.cloud4demo.com/uploads/files/kasikavegitaleluwi.pdfIn PDF document text
- http://myphamvickwhitebeck.vn/luutru/files/41511835098.pdfIn PDF document text
- http://strelnicebudejovice.cz/userfiles/file/tupuvigomajelebamasepaxar.pdfIn PDF document text
- http://phukientubepxinh.info/gomsu/sanpham/anh/files/18479768216.pdfIn PDF document text
- http://caminodesantiagoenmoto.com/assets/ckfinder/core/connector/php/uploads/files/91216755293.pdfIn PDF document text
- https://tvmreza.tv/ckfinder/userfiles/files/34689091188.pdfIn PDF document text
- http://www.museopizarra.com/ckfinder/userfiles/files/jalakezutadusufinebabef.pdfIn PDF document text
- https://macjiboter.macjahisa.si/files/file/66760443804.pdfIn PDF document text
- https://biocoop.legreniervert.fr/ckfinder/userfiles/files/38237468116.pdfIn PDF document text
- https://partnyor.az/userfiles/file/26440769850.pdfIn PDF document text
- http://jinruily.com/UploadFile/file/20210905010524941.pdfIn PDF document text
- https://futurefacesnyc.com/uploads/file/nebosuzifebulovugiwoso.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/A3Ryygt5BCM/uplcv?utm_term=friv+2000+gamesPDF 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_off0000dc53.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDC53 | 10368 bytes |
SHA-256: a8aaba2dbdd58b2e9e9090cc3c7e827872d88485cc377ee45e1fabab33ac7695 |
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font_01_sfnt_off0000f3e0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF3E0 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00010bf2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10BF2 | 22752 bytes |
SHA-256: dc739c226df62eecb4386a3030825c1814296c2ea7954db4d4c2be2387f942e7 |
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