MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF file was flagged by multiple heuristics, including a critical ClamAV detection for 'Pdf.Phishing.Trojan' and an ML classifier indicating maliciousness. The presence of numerous embedded URLs, many pointing to suspicious domains and structured as a link farm, strongly suggests a phishing or malware distribution attempt. The document body is heavily obfuscated and appears to be non-readable content, further supporting the malicious intent.
Machine Learning
- Nyx PDF Classifier malicious score 0.9949
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 http://ikkosushi.com/uploads/files/lobekuvunirojugemejuduzir.pdf In PDF document text
- https://deesudcoolingtower.com/userfiles/file/34568382353.pdfIn PDF document text
- http://lmnn.ru/userfiles/file/88778391238.pdfIn PDF document text
- http://mobil-tech.com/files/74490122001.pdfIn PDF document text
- https://whiteplacard.com/UserFiles/file/witubixomok.pdfIn PDF document text
- http://phanmemerp.vn/attachment/files/sudinegulikikapiponiwuja.pdfIn PDF document text
- http://zekejozsef.eu/FCKfeltoltott/file/97841617776.pdfIn PDF document text
- http://www.blackhillsdancecentre.com/wp-content/plugins/formcraft/file-upload/server/content/files/16131e23906c9a---22647870688.pdfIn PDF document text
- https://www.barrau-philippe-sedeco.fr/ckfinder/userfiles/files/bamolinuzomerolozaxesun.pdfIn PDF document text
- http://montex.pro/uploads/userfiles/file/sowuwoviju.pdfIn PDF document text
- http://dija.lv/public/userfiles/file/53271678038.pdfIn PDF document text
- https://xuanhongkhang.com/upload/files/63143903147.pdfIn PDF document text
- http://rhoptik.cz/klienti/devel/sneznerolby.cz/ckfinder/userfiles/files/mulijepupaf.pdfIn PDF document text
- https://www.icicle-mountaineering.ltd.uk/ckfinder/userfiles/files/40325009208.pdfIn PDF document text
- http://galsabino.it/userfiles/files/dunamimugijekinidub.pdfIn PDF document text
- http://ifaistos.reality.gr/~triantaf/images/file/javizonut.pdfIn PDF document text
- https://www.sharpeningfactory.com/wp-content/plugins/formcraft/file-upload/server/content/files/16136581a6a4c1---fulopomurivipazufigos.pdfIn PDF document text
- http://twtipa.com/upfile/files/2021/09/11/jutexawarosenaz.pdfIn PDF document text
- https://partnermind.cz/images/files/28339596386.pdfIn PDF document text
- https://rinducm1.com/contents/files/10942860260.pdfIn PDF document text
- http://belovosushi.ru/files/56986819116.pdfIn PDF document text
- https://maintogelonline2.com/contents/files/78347058902.pdfIn PDF document text
- http://winkeleninzundert.nl/uploadimages/files/kukowijovuvoxokusozopinu.pdfIn PDF document text
- https://dreptultau.hotnews.md/upload/userfiles/files/9555666382.pdfIn PDF document text
- https://martas.vodrsport.cz/uploads/files/89549930164.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/Om9ozkHLxGw/uplcv?utm_term=modded+apk+games+2020PDF 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_off0000cfa8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCFA8 | 10624 bytes |
SHA-256: 72a5c1ad742e6b7f7285320900641221050abf921cf79c128543d5bce7984f4b |
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font_01_sfnt_off0000e7d2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE7D2 | 17960 bytes |
SHA-256: 080e8311af3e6fc34fe026dd1a214ba8a17e7abe006884bdb3811196b237680b |
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font_02_sfnt_off0001163f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1163F | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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