MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded URLs, many of which point to compromised websites or disposable hosting, suggesting a phishing or malicious redirection scheme. The ML classifier and ClamAV detection strongly indicate malicious intent, likely related to phishing or malware distribution via these links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9949
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 http://aps-mes.com/files/file/zininezimunijagexapewusi.pdf In PDF document text
- http://www.kliningstroy.ru/wp-content/plugins/formcraft/file-upload/server/content/files/1609c3eb853582---16935683813.pdfIn PDF document text
- http://tabouligrill.com/ckfinder/userfiles/files/warotipidumipa.pdfIn PDF document text
- https://ta-taiwan.com/app/webroot/userfiles/files/49022603383.pdfIn PDF document text
- http://hainescentreasia.com/images/file/biniromirugupigi.pdfIn PDF document text
- http://wittlich-luexem.de/userfiles/file/tuvujidefitotom.pdfIn PDF document text
- http://flirtproducties.nl/ckfinder/userfiles/files/30944109883.pdfIn PDF document text
- http://bridgesonthepark.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a2b3e256cd0---bovakitebuju.pdfIn PDF document text
- http://jarauwerdaenzn.nl/userfiles/file/zirex.pdfIn PDF document text
- http://ccforum.kr/uploads/file/1626548117.pdfIn PDF document text
- http://ahrestygz.com/userfiles/files/20210726_201422.pdfIn PDF document text
- http://qtjdb.com/UploadFile/2021/06/24/file/20210624_064417_194.pdfIn PDF document text
- http://zulassungsservice4you.de/bilder/file/92305872291.pdfIn PDF document text
- http://amouage-salon.ru/admin/ckfinder/userfiles/files/11594074920.pdfIn PDF document text
- https://lightspec.com/wp-content/plugins/super-forms/uploads/php/files/b7d4be79c3d8082b197f03391583caa1/52934155581.pdfIn PDF document text
- http://www.elstar.ru/uploads/files/lales.pdfIn PDF document text
- https://tlpnw.com/wp-content/plugins/super-forms/uploads/php/files/295b376a00821f8bbe03640e94847802/wodavinelelalamu.pdfIn PDF document text
- https://kvgrup.com.ua/wp-content/plugins/formcraft/file-upload/server/content/files/1608845022f761---subuligular.pdfIn PDF document text
- http://kingspec.su/wp-content/plugins/super-forms/uploads/php/files/ksj9rc57nkhs972csrn285q4vd/80041767127.pdfIn PDF document text
- https://bloomeng.com/uploads/38863532892.pdfIn PDF document text
- https://naseeha.org/wp-content/plugins/super-forms/uploads/php/files/4dbdda98f3219c46bfb7e1dc1b6ff053/17920688524.pdfIn PDF document text
- http://www.sunarsurdurulebilir.com/wp-content/plugins/super-forms/uploads/php/files/nmdvs7orrhjaqpdpbt1s9gt1d0/kibegixaneme.pdfIn PDF document text
- http://omniatel.it/wp-content/plugins/formcraft/file-upload/server/content/files/160fc41ccaeda1---55105869671.pdfIn PDF document text
- http://middlegeorgiacoinclub.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607650cd74b10---2222098408.pdfIn PDF document text
- http://clinicaveterinariacene.com/userfiles/files/zilosatefefokozivivipun.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/BvfzZFkJO3s/uplcv?utm_term=markup+pdf+in+dropboxPDF 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_off0000d4f2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD4F2 | 10472 bytes |
SHA-256: c75660f65a731f4d2ecb24abaaad5f1f2a9f77519d0cab560477b24e75adad15 |
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font_01_sfnt_off0000ec8c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEC8C | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0001049e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1049E | 18480 bytes |
SHA-256: c672330183b97891115e1f89941e1a51c3e06249d06d32012ad4311d6402c432 |
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