MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF document contains numerous external links, many of which are hosted on disposable domains and appear to be part of a link farm designed to obscure the ultimate destination. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' and the presence of multiple unknown-reputation URLs strongly suggest a phishing or malware distribution attempt. The ML classifier and ClamAV detection further confirm the malicious nature of the file, indicating it is likely a phishing or trojan delivery mechanism.
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://smidgel.ru/uplcv?utm_term=android+download+sdk+manager PDF link annotation
- https://prtl.pl/userfiles/file/40804572507.pdfIn PDF document text
- http://covina.crazyrockinsushi.com/uploads/files/55189952148.pdfIn PDF document text
- https://www.artikel238.nl/emmwebbit/resources/ckfinder/userfiles/files/94829226028.pdfIn PDF document text
- http://www.cbs-emballages.com/upload/file/65698265143.pdfIn PDF document text
- https://interstudy.net/userfiles/file/tuladabubolusogilujumota.pdfIn PDF document text
- http://dywin.com/uploadfile/files/wubukitisetavepuzi.pdfIn PDF document text
- https://xn-----6kcabagcgfjsxjciriy6alkh6a7aqk.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/ae22ba76d3390b525eec4d7ab16158e0/bijuxelizulerowod.pdfIn PDF document text
- https://wisestudentz.com/userfiles/file/risufupidivamufupun.pdfIn PDF document text
- https://al-wesam.com/userfiles/files/93790402013.pdfIn PDF document text
- http://tvcsoltau.de/userfiles/file/32901946342.pdfIn PDF document text
- http://www.civilhospitalpalampur.in/img/uploads/files/27804846114.pdfIn PDF document text
- https://0900107678.com/upload/file/4290207474.pdfIn PDF document text
- http://orourkelawoffice.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/91632702963.pdfIn PDF document text
- https://smartcrm.cloud/upload/files/29470630709.pdfIn PDF document text
- https://tectrongim.com/uploads/file/77417533780.pdfIn PDF document text
- https://mountainbrookbuilders.com/home/mountain/public_html/ckfinder/userfiles/files/98843672700.pdfIn PDF document text
- https://immo-macedo.lu/userfiles/files/jefimudugoxitowefavo.pdfIn PDF document text
- http://arisutour.com/ckupload/files/60481151332.pdfIn PDF document text
- http://gorod-r.com/userfiles/file/70799670699.pdfIn PDF document text
- https://gamepinleri.net/calisma2/files/uploads/rijezipodejixatusut.pdfIn PDF document text
- https://www.focus.mu/wp-content/plugins/super-forms/uploads/php/files/74db4b111c435ce695e3983367b0bd9f/3456167765.pdfIn PDF document text
- http://www.terresdescaraibes.fr/file/fupidamifutuvemiv.pdfIn PDF document text
- http://minhanh.com/files/takesezanazabexeza.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_off0000b30d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB30D | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000cb1f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCB1F | 16056 bytes |
SHA-256: f1288a67a6b726d713cece2ace1787fdb3bfb22937987ca5ea67753d2cc1b440 |
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font_02_sfnt_off0000f3d6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF3D6 | 10652 bytes |
SHA-256: 5643252f53989c0f5bfba6fef336db139fd5a13e5f7efb20adc59e269a6408dc |
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