MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.001 User Execution: Malicious Link
The PDF contains a link farm pointing to numerous domains, many of which are hosted on disposable infrastructure, suggesting a phishing or scam campaign. The ClamAV detection and ML classifier strongly indicate malicious intent. The embedded URLs are likely used to redirect users to malicious or phishing sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9981
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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://medvor.ru/uplcv?utm_term=emuladores+roms+android PDF link annotation
- http://alemotta.com/resources/original/file/62101813731.pdfIn PDF document text
- https://pelletier-tp.fr/ckfinder/userfiles/files/komuvalaveloxopuz.pdfIn PDF document text
- http://someteme.com/archivos/_20210909132728.pdfIn PDF document text
- https://foodphotoshop.com/userfiles/files/50408035719.pdfIn PDF document text
- https://artbynela.com/uploads/file/mizobipofexobetil.pdfIn PDF document text
- http://fixafilm.se/userfiles/file/jetabajowulegefeseneji.pdfIn PDF document text
- http://12shio5.com/contents/files/77017618546.pdfIn PDF document text
- http://ventilyatsia-v-sochi.ru/ckfinder/userfiles/files/kigeweguxitulutike.pdfIn PDF document text
- https://asiquim.com/ckfinder/userfiles/files/pemalokotemupidijokema.pdfIn PDF document text
- http://gucaoyun.com/uploads/file/14042524211.pdfIn PDF document text
- http://georgekoldun.com/var/upload/file/mezuxibu.pdfIn PDF document text
- http://irinabailey.com/upload/files/77600871107.pdfIn PDF document text
- http://hiroshima-teishaku.com/userfiles/file/34230796918.pdfIn PDF document text
- https://proff-doors.ru/wp-content/plugins/super-forms/uploads/php/files/c0c02068c23e3296dd16efe619372f3b/93124564546.pdfIn PDF document text
- http://pizzeriagiganti.ro/imagini_ws/34110307366.pdfIn PDF document text
- https://ivanda-commerce.hr/userfiles/file/30196953610.pdfIn PDF document text
- https://bliznacite.dvsportbg.com/files/bulixezaxuwuxi.pdfIn PDF document text
- http://markone-tools.com/upload/files/tixevi.pdfIn PDF document text
- http://xn--22cjbbm2eyae3ehabdb4kqdtae3dxnnc1fhf.com/user_img/files/76962756824.pdfIn PDF document text
- http://tpdw.pl/userfiles/file/pageweneziz.pdfIn PDF document text
- http://www.siscard.com/wp-content/plugins/formcraft/file-upload/server/content/files/16145f1770e3db---37458588537.pdfIn PDF document text
- https://www.kiteschule-eckernfoerde.de/wp-content/plugins/formcraft/file-upload/server/content/files/16136f166be7be---88912710430.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_off0000daae.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDAAE | 17328 bytes |
SHA-256: 9e9ea78e7e72e471042a213bcfb4abdb73c3a3d03d282f1e7a13ff7b5bbb270f |
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font_01_sfnt_off000107fe.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x107FE | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00012015.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12015 | 10396 bytes |
SHA-256: fcfd3dfaf8a65ad989ca550fccf2f24f843daebe1ae41b483df4b14650a4f1ca |
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