MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It contains numerous embedded URLs that point to various domains, many of which appear to be part of a link farm designed to redirect users. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' specifically identifies this pattern, suggesting the document's purpose is to drive traffic to potentially harmful sites, likely for phishing or malware distribution.
Machine Learning
- Nyx PDF Classifier malicious score 0.9975
Heuristics 6
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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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PDF link farm points to compromised-WordPress upload storage medium PDF_COMPROMISED_CMS_UPLOAD_LINK_FARMPDF contains multiple clickable links, across many distinct hosts, whose targets are random-slug files parked in the upload directories of vulnerable WordPress form plugins (FormCraft, Super Forms). This is the hallmark of the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains hosted on compromised sites. The PDF itself carries no exploit — the risk is the linked destinations.
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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://wastran.ru/uplcv?utm_term=my+talking+hank+hack+mod+apk+download PDF link annotation
- http://chrisdepanneservices.com/Sites/cds/files/59847094325.pdfIn PDF document text
- http://marklaliberte.com/fckupload/file/woxefogifikavodenin.pdfIn PDF document text
- https://aspirecambodia-edu.org/userfiles/file/gotufilogefajonoguj.pdfIn PDF document text
- https://cvconstructionsgoa.com/pharma/admin/userfiles/file/tovapuvoluxodulezigaxalep.pdfIn PDF document text
- http://zkqzl.com/uploadfile/file///2021091106331553.pdfIn PDF document text
- http://scvumaichiramen.com/uploads/files/davovenuzilawek.pdfIn PDF document text
- https://quangcaowebsite.vn/uploads/files/bazolabemefubisexut.pdfIn PDF document text
- http://ffarchitettura.it/userfiles/files/1439042120.pdfIn PDF document text
- http://stellarp.com/userfiles/files/wedejegasefuvid.pdfIn PDF document text
- http://showdoimovel.com/files/files/kuxojupen.pdfIn PDF document text
- https://mmszke.hu/files/file/26140590313.pdfIn PDF document text
- http://escritacontabilidade.net/fotos/news/file/69647165425.pdfIn PDF document text
- http://spielundlicht.de/content_provider/documents/files/90387771459.pdfIn PDF document text
- http://kokocurry.gm/userfiles/file/95668003704.pdfIn PDF document text
- http://lagerunda.it/public/upload/file/39119265592.pdfIn PDF document text
- http://anabakorea.jp/userfiles/file/garirizidokufet.pdfIn PDF document text
- https://www.grandiosa.is/wp-content/plugins/super-forms/uploads/php/files/4qqtnt9s6ajdlu6nmuqrg89p12/32324777101.pdfIn PDF document text
- http://jr.ac.th/ckfinder/userfiles/files/lelaj.pdfIn PDF document text
- http://electrogalicia.com/electrogalicia/recursos/archivos/pavexisivatilef.pdfIn PDF document text
- http://intertexmedical.com/userfiles/files/3133361771.pdfIn PDF document text
- https://pepinieramontana.ro/ckfinder/userfiles/files/90688197649.pdfIn PDF document text
- http://www.norestim.ro/wp-content/plugins/formcraft/file-upload/server/content/files/16134c6577fadb---13333765951.pdfIn PDF document text
- http://testplanet.nl/uploads/files/xefim.pdfIn PDF document text
- http://smogy.ru/files/files/23115333088.pdfIn PDF document text
- https://www.web2business.pt/wp-content/plugins/formcraft/file-upload/server/content/files/1613647d112e4a---nimulotafabotuboneza.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_off0000db86.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDB86 | 10848 bytes |
SHA-256: 1f71a03cb49444d7306a9b5a442450fe5bf9875bbb3846936d6db07d6be133df |
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font_01_sfnt_off0000f42e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF42E | 16908 bytes |
SHA-256: b6ed127cadb2940c4dceea0aa56dc6ea825e36e3ca0a9ae63080760d464a7ba2 |
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font_02_sfnt_off00011faf.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11FAF | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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