MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF document contains numerous links, many pointing to compromised CMS upload storage and disposable hosting, suggesting a link farm designed to distribute malicious content. The ClamAV detection and ML classifier strongly indicate malicious intent, likely phishing or malware distribution, disguised as a free download lure.
Machine Learning
- Nyx PDF Classifier malicious score 0.9996
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://ketchas.ru/uplcv?utm_term=wonder+woman+1984+english+subtitles+free+download PDF link annotation
- https://cowichanseniors.ca/userfiles/file/rerifebetiguvajezatazor.pdfIn PDF document text
- https://theshairpodcast.com/wp-content/plugins/super-forms/uploads/php/files/36dc7e4f8e7f60e4ab56174ce3e042bb/14387766810.pdfIn PDF document text
- http://www.phonefixcomo.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a3a48b8c3f0---rurasaw.pdfIn PDF document text
- http://assushop.com/userfiles/assushop.com/file/29407709784.pdfIn PDF document text
- http://eske.hu/wp-content/plugins/formcraft/file-upload/server/content/files/1607863903ec51---19650354994.pdfIn PDF document text
- http://www.louthadventures.ie/wp-content/plugins/formcraft/file-upload/server/content/files/160be641a95286---magulezipoxafenelu.pdfIn PDF document text
- https://123natura.com/stockages/files/50322252996.pdfIn PDF document text
- http://mygotour.com/FileData/ckfinder/files/20210604_A6F3DB691269D73C.pdfIn PDF document text
- https://drmiamiconnect.com/wp-content/plugins/super-forms/uploads/php/files/e8183d3176938b4709271b89c7b155a3/42496407883.pdfIn PDF document text
- http://enjoybowlramenandpoke.com/uploads/files/79438948484.pdfIn PDF document text
- http://novussiteyonetimi.com/uploads/file/xisegojazulapipemef.pdfIn PDF document text
- http://wang023spa.com/userfiles/202106file/2021061405532170554.pdfIn PDF document text
- https://www.modianodesign.com/wp-content/plugins/formcraft/file-upload/server/content/files/160839184d1bfa---71496452048.pdfIn PDF document text
- https://krimgranit.ru/wp-content/plugins/super-forms/uploads/php/files/324cae76b9bddcffd0a9be9e22b8831a/levopuvowiv.pdfIn PDF document text
- http://xn--e1aazeoc7d.xn--p1ai/images/shared/file/midapimuwedak.pdfIn PDF document text
- http://jrpst.pl/userfiles/file/97168438003.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://sharpspringwww.kinsta.cloud/wp-content/plugins/super-forms/uploads/php/files/0458d85a6c0c0cfcd4c7312927da5d34/24811302582.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://scripts.sil.org/OFLIn PDF document text
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00010be3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10BE3 | 2988 bytes |
SHA-256: 041eeefca3f75e8ecb5adfbd6a986841a6be4f48092ea62d8a22fe94c42dad9e |
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font_01_sfnt_off00011694.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11694 | 6056 bytes |
SHA-256: c0603c7b8cfe8d1c7c1297971786bfa0f1be842e78c02b9e75b94f91641b03e1 |
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font_02_sfnt_off00012b1f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12B1F | 12404 bytes |
SHA-256: e48ead4397e01479dd229501fbb516a3f4e505e01ed990305340fb3b9d2d9610 |
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font_03_sfnt_off000154b9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x154B9 | 16704 bytes |
SHA-256: bfebd24a5bdf902b2ddd174192b6fc31f3c95771a199a80b00e12ef65874b208 |
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