MALICIOUS
124
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 presence of numerous embedded URLs, many pointing to disposable domains and configured as link farms, strongly suggests a phishing or malware distribution campaign. The PDF_SEO_DISPOSABLE_LINK_FARM heuristic specifically highlights the nature of these links, indicating a deliberate attempt to obscure the final destination or spread malicious content across multiple domains.
Machine Learning
- Nyx PDF Classifier malicious score 0.8257
Heuristics 4
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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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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://cructi.ru/uplcv?utm_term=bowmasters+hack+ios PDF link annotation
- http://dvg.asia/ckfinder/uploadfiles/files/lipit.pdfIn PDF document text
- https://emenu.hu/editor_up/zijije.pdfIn PDF document text
- http://tovicetour.com/FileData/ckfinder/files/20210912_845848559B842B85.pdfIn PDF document text
- http://ledlight-lamp.com/mingyi/images/userfiles/file/pujuzekarewug.pdfIn PDF document text
- https://mavibusiness.it/file/28410898015.pdfIn PDF document text
- https://raguvosbaldai.manovonia.lt/images/files/guxixepodarizo.pdfIn PDF document text
- https://tabularasa.lv/sites/tabularasa/uploads/documents/files/tavafovimozixa.pdfIn PDF document text
- http://brucemayrockinstitute.com/assets/ckfinder/core/connector/php/uploads/files/58186861957.pdfIn PDF document text
- http://jjsgreatescape.com/uploaded_files/userfiles/files/69818630143.pdfIn PDF document text
- http://ssaisarang.com/ckfinder/userfiles/files/fomivutokewegadafetuwuzub.pdfIn PDF document text
- https://www.passion-rnd.com/upfile/files/2021/09/15/79725625258.pdfIn PDF document text
- https://saftanton.dk/wp-content/plugins/formcraft/file-upload/server/content/files/161354c3e5ad83---82050872426.pdfIn PDF document text
- http://schoonhovensvrouwenkoor.nl/ckfinder/userfiles/files/55976977801.pdfIn PDF document text
- http://onlineticketreview.com/images/file/vixolizovikikusis.pdfIn PDF document text
- https://www.pirkitpadangas.lt/ckfinder/userfiles/files/45601242930.pdfIn PDF document text
- https://www.xyoaa.org/sites/default/files/files/wogesudasijajomizawi.pdfIn PDF document text
- https://bibliothequedesarts.ch/ckfinder/userfiles/files/vexulepiwokodiwazi.pdfIn PDF document text
- http://world-housing.jp/ckfinder/userfiles/files/daxosivufipefosiboxigol.pdfIn PDF document text
- http://tuzvedo.hu/elemek/file/89998632312.pdfIn PDF document text
- http://kfgame.snailgame.ru/upload/files/20210906225838.pdfIn PDF document text
- http://qualityfirstservices.pro/testingsites/advantage_aviation/assets/media/file/femajokig.pdfIn PDF document text
- https://alusol-kw.com/ckfinder/userfiles/files/givedovizononob.pdfIn PDF document text
- https://thefertilizergranulators.com/d/files/73197307016.pdfIn PDF document text
- https://www.booster-p.com/wp-content/plugins/formcraft/file-upload/server/content/files/1614ecc080b4b2---kisus.pdfIn PDF document text
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000bca5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBCA5 | 20356 bytes |
SHA-256: 4444e57e8a040083efef797297cd7506fe73177ba4185cb033b6fc36a4d2b982 |
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font_01_sfnt_off0000f160.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF160 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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