MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous embedded URLs, many of which point to disposable hosting or compromised CMS upload directories, suggesting a link farm designed to redirect users. The presence of a ClamAV detection for 'Pdf.Phishing.Trojan' and ML classification further supports malicious intent. Although no scripts were directly extracted, the PDF structure and URL patterns are indicative of a phishing or malware distribution lure.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
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 http://mikllc.mn/uploads/files/61573595411.pdf In PDF document text
- http://biometria.pl/photos_fck/file/regebabibomimoxurililuniz.pdfIn PDF document text
- http://thcsducthang.pgdbactuliem.edu.vn/ckfinder/userfiles/files/batoge.pdfIn PDF document text
- http://orderbestwings.com/uploads/files/57921437189.pdfIn PDF document text
- http://ytovietnam.net/ckfinder/userfiles/files/mamuz.pdfIn PDF document text
- http://giayviettri.com/img-ftec/files/14840441376.pdfIn PDF document text
- https://ahha.az/userfiles/file/totufesajulunesowisusalo.pdfIn PDF document text
- http://avsa.org/sites/default/files/images/files/wuzuxugarawilek.pdfIn PDF document text
- https://dalycity.com/wysiwygfiles/file/zesuxoxizugizazigugesowe.pdfIn PDF document text
- https://indianhairtransplant.com/ckfinder/userfiles/files/relujivemix.pdfIn PDF document text
- https://xetnghiemadndanang.com/upload/userfiles/files/diruwuvix.pdfIn PDF document text
- http://boki.hu/editor_up/37448930700.pdfIn PDF document text
- http://www.kinoimaging.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1613761e39179d---45478920594.pdfIn PDF document text
- https://dp-engineers.com/admin/userfiles/file/nivonarosujefiwikelevevas.pdfIn PDF document text
- http://www.driftime.ee/wp-content/plugins/formcraft/file-upload/server/content/files/1613815974ba1b---tolepogaku.pdfIn PDF document text
- https://workinhotel.com/upload/fckfile/68342970868.pdfIn PDF document text
- https://askisan.com/upload/ckfinder/files/gapezivoz.pdfIn PDF document text
- https://www.wikiwebagency.it/wp-content/plugins/super-forms/uploads/php/files/0b90492fde4cae457279c45f71eb0ab7/sibopevun.pdfIn PDF document text
- http://kubablimel.pl/Image/files/zofitovusotakosugez.pdfIn PDF document text
- http://www.appsolutely.sg/wp-content/plugins/formcraft/file-upload/server/content/files/16133c34a9c76f---20413932057.pdfIn PDF document text
- http://www.ocptecnology.com/admin/uploaded/fck/file/66268911861.pdfIn PDF document text
- https://veritiesinstitute.com/wp-content/plugins/super-forms/uploads/php/files/a497e05fe58dd8164204932adf9001bb/1932456092.pdfIn PDF document text
- http://ptichile.cl/userfiles/file/69146104435.pdfIn PDF document text
- http://skrutit-probeg.ru/upload_picture/file/36253721875.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/YTWXjIUwRh0/uplcv?utm_term=pdf+to+jpg+converter+offline+installerPDF 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_off0000d865.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD865 | 10992 bytes |
SHA-256: c939665b19a47929ecb1a0af2468b1b4d8e3ea66e94ca9fe4477da8a63cd41d0 |
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font_01_sfnt_off0000f1d7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF1D7 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off000109e9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x109E9 | 18204 bytes |
SHA-256: 8757688df733da8d9e23542ddb89b579b6b4b865c133034d746e13f10d239754 |
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