MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous embedded URLs pointing to compromised WordPress sites, indicating a link farm designed to redirect users. ClamAV detected this as Pdf.Phishing.Trojan, and the ML classifier also flagged it as malicious. The heuristics suggest the document is a link farm on disposable hosting, likely intended to distribute phishing content or malware.
Machine Learning
- Nyx PDF Classifier malicious score 0.9953
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://www.nuricomuvakfi.org/wp-content/plugins/super-forms/uploads/php/files/9vl9oojbprr2679qll0ltnd8k6/68829974659.pdf
- http://adaviestransportltd.com/userfiles/file/86495373038.pdf
- https://planet-for-events.de/userfiles/file/pozamupitozovotezodilew.pdf
- http://raunlarose.us/wp-content/plugins/formcraft/file-upload/server/content/files/1607c65e61e3b8---17900836884.pdf
- https://www.xcelsus.de/wp-content/plugins/formcraft/file-upload/server/content/files/160a62d44f099c---sesusobekonapogeniwivazo.pdf
- http://www.holzbau-hoelzl.at/wp-content/plugins/formcraft/file-upload/server/content/files/160952a720b5f4---29887272150.pdf
- http://paintingservicesonline.ca/wp-content/plugins/formcraft/file-upload/server/content/files/160bb744ab0d05---votar.pdf
- https://noukos.gr/wp-content/plugins/formcraft/file-upload/server/content/files/1607a2239f33ed---sujanamedoduniwa.pdf
- http://www.segurosfacility.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/16094035cf3707---47515156892.pdf
- http://aplus.to/userfiles/file/22850776088.pdf
- http://www.stratcareerservices.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c0906ec9c8b---63938323027.pdf
- http://teakdeck.pl/files/file/46563674880.pdf
- http://jingchengs.com/jingchengs/ckfinder/files/20210622155856.pdf
- http://www.catalogodecineargentino.com/wp-content/plugins/formcraft/file-upload/server/content/files/16072c8368da6c---xedevizekoke.pdf
- https://nezrenpin.com/calisma2/files/uploads/47151561340.pdf
- http://bfr-bialapodlaska.pl/userfiles/file/53184991780.pdf
- https://g-ortho.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/16093313e063c9---46488894973.pdf
- https://xn----7sbbjg7ctfs.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/6997595138dbe6effa6d245367479120/87838575554.pdf
- https://travels-ukraine.com/wp-content/plugins/formcraft/file-upload/server/content/files/16074a911dcace---69611108227.pdf
- http://bearings-home.com/userfiles/file/78036177214.pdf
- http://www.k-24.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609a5656dfda9---99549619923.pdf
- https://www.generalutilities.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608a4fccef0be---29070426351.pdf
- https://certifiedmoversinc.com/wp-content/plugins/super-forms/uploads/php/files/43afa5f84c61d40ff12525e7e457da0f/92208476594.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/BkSY9tpko7c/uplcv?utm_term=d+and+d+millwork
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000c199.binffb592d4a17cb78c7a32669d2dc4557ae626b1f73274162c7d8e3edb1f9b273b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC199 | 17868 bytes |
font_01_sfnt_off0000f077.bin04764c8cd449b0bc3957dddd5bfdf6453f74c6b51879fef6bf0533ae8e576c29 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF077 | 10188 bytes |
font_02_sfnt_off0001072a.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1072A | 16792 bytes |
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