MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The sample is a PDF document flagged by ML classifiers and ClamAV as malicious. It contains numerous embedded URLs, many of which point to disposable hosting and are part of a link farm, suggesting a phishing or malware distribution scheme. The document body is heavily obfuscated, preventing a clear understanding of its specific lure, but the overall structure and URL patterns indicate malicious intent.
Machine Learning
- Nyx PDF Classifier malicious score 0.9978
Heuristics 5
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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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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://crysiq.ru/uplcv?utm_term=gta+5+download+for+android+no+verification PDF link annotation
- https://www.jancsoalapitvany.hu/ckfinder/userfiles/files/97948136871.pdfIn PDF document text
- http://sanarina-coaching.de/ckfinder/userfiles/files/gazolebemesal.pdfIn PDF document text
- http://fc-junajted.com/upload/datoteke/75340113121.pdfIn PDF document text
- http://voyagevietnamlaos.com/hinhanh/file/84306560136.pdfIn PDF document text
- http://klawiatury-foliowe.pl/_data/file/29632340864.pdfIn PDF document text
- http://gewoongroen.eu/app/webroot/files/userfiles/files/gerigegikedodibibokoxaga.pdfIn PDF document text
- https://kemxoithanhhang.vn/app/webroot/files/images/pages/files/jotudi.pdfIn PDF document text
- http://mixline.ru/img/lib/file/rekanimajabamitidezuk.pdfIn PDF document text
- https://egyediajandekotletek.hu/mvc/userfiles/file/38464393724.pdfIn PDF document text
- https://vadihosting.com/calisma2/files/uploads/29059844334.pdfIn PDF document text
- https://tamm.be/_files/file/77231216116.pdfIn PDF document text
- http://spadhotel.com/basefile/spadhotelcom/files/kutasijigu.pdfIn PDF document text
- https://aucordechasse.fr/vosImages/3030727475.pdfIn PDF document text
- http://35ct1.com/images/ckImageFiles/files/dulupivinamufupozup.pdfIn PDF document text
- https://balaji-technology.com/userfiles/file/56630778765.pdfIn PDF document text
- https://duvarkagidierzincan.com/userfiles/file/40312183594.pdfIn PDF document text
- http://mtcnx.com/upload/fckimagesfile/fefijojirodupukodumofaf.pdfIn PDF document text
- http://eko-uklid.com/files/file/bibutavuxu.pdfIn PDF document text
- http://www.autoservis-hubatka.cz/admin/upload/ww/file/82579569053.pdfIn PDF document text
- http://chieucoingason.vn/files/sefakumekivofef.pdfIn PDF document text
- http://salamino.pl/userfiles/file/72699441050.pdfIn PDF document text
- https://guadix.co/ckfinder/userfiles/files/lupawikomudubajog.pdfIn PDF document text
- http://mediaworld.pro/ckfinder/userfiles/files/pesovu.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_off0000b00c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB00C | 10624 bytes |
SHA-256: b858843784d2412d2b50dbc92e93ad7d63a3436ad753dd0f473de8d27e543737 |
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font_01_sfnt_off0000c897.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC897 | 14700 bytes |
SHA-256: aefb9c0a9c29b756db093f319c5cb554b726f5759f0ed6ab2ebc2ee19fd2f075 |
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font_02_sfnt_off0000ed6d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xED6D | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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