MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF document contains numerous embedded URLs, many of which point to disposable hosting and are part of a link farm. The ML classifier and ClamAV detection strongly indicate malicious intent, likely for phishing or distributing further malware. The presence of PDF_URI and PDF_SEO_DISPOSABLE_LINK_FARM heuristics further supports this assessment.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
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://inwebjor.ru/uplcv?utm_term=plants+vs+zombies+2+hacks+android PDF link annotation
- http://noithatlekhanh.com/Images_upload/files/rifutagixonewugumozupenop.pdfIn PDF document text
- http://tomasmrazek.cz/userfiles/file/15377646319.pdfIn PDF document text
- http://trubaopt.ru/content/file/1750944430.pdfIn PDF document text
- http://premiercontractinginc.com/files/file/12755868413.pdfIn PDF document text
- http://boras-sjuharad.boj.se/uploads/userfiles/files/31940629718.pdfIn PDF document text
- http://myjobcareer.net/userfiles/file/2021090817511573499.pdfIn PDF document text
- http://files.ibiza-ferien.de/file/sotukefasalovumigu.pdfIn PDF document text
- http://abimobiliare.pl/pliki/File/fetum.pdfIn PDF document text
- http://sissonne.hu/editor_up/6315734378.pdfIn PDF document text
- https://accesoriosalmayor.com/images/userfiles/file/xawusife.pdfIn PDF document text
- https://profession-your-dr.com/uploads/files/202109012251297151.pdfIn PDF document text
- http://eminenceinc.com/userfiles/file/36343364914.pdfIn PDF document text
- https://brawlcall.jordanadams.com/ckfinder/userfiles/files/28189951961.pdfIn PDF document text
- http://fpempresa.cen.es/userfiles/files/66347845043.pdfIn PDF document text
- http://mannadey.in/FCKeditor/file/tovam.pdfIn PDF document text
- http://tractortools.cz/ckfinder/userfiles/files/salidovisuzudipudagimaxu.pdfIn PDF document text
- http://cncforginghammer.com/d/files/sufivufakalebad.pdfIn PDF document text
- https://thic.muki001.com/plugin/ce1/ckfinder/userfiles/files/32607678729.pdfIn PDF document text
- http://bharatdarshan.net/rgroup/ckfinder/userfiles/files/39111819479.pdfIn PDF document text
- http://incomsistema.ru/ckfinder/userfiles/files/muxigigidanikaxa.pdfIn PDF document text
- https://lostsoulsmemorialnj.org/wp-content/plugins/super-forms/uploads/php/files/dca14172169b7514442d9c8d233e027d/pizuvoti.pdfIn PDF document text
- http://xn--brneneskontor-landsforening-b0c.dk/userfiles/file/memaxovimobajirelinuvedat.pdfIn PDF document text
- https://gyn-koe70.de/obrazky/file/jenobezimapupujoge.pdfIn PDF document text
- https://bostoncake888.com/UserFiles/files/zifaxunawirezubutevu.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_off0000ddf5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDDF5 | 17256 bytes |
SHA-256: 16279c4f129d52b306d178ecb72796824fabe34021f37b99f2677af003c46851 |
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font_01_sfnt_off00010abc.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10ABC | 11112 bytes |
SHA-256: 54659e06c56d1ed67429694e7d968ef07b92af15e6b15fc83709f7528d33f57b |
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font_02_sfnt_off00012491.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12491 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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