MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF file was identified as malicious by a machine learning classifier and ClamAV. It functions as a link farm, containing numerous embedded URLs that point to compromised WordPress sites. These sites host further PDF files, suggesting a chain of malicious redirection designed to obscure the ultimate payload or landing page.
Machine Learning
- Nyx PDF Classifier malicious score 0.9987
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 https://www.erenang.com/wp-content/plugins/formcraft/file-upload/server/content/files/16083b1d432afa---dokajuziwurow.pdf
- http://breakevenpoint.pl/uploads/editor/file/rekelilov.pdf
- http://www.investing-in-women.com/wp-content/plugins/formcraft/file-upload/server/content/files/16093b7d467004---45399247022.pdf
- https://myhoorayhealth.com/wp-content/plugins/super-forms/uploads/php/files/d635f4fc4529c18356a4e8814edf89f3/43869488719.pdf
- http://shinserviceodi.ru/wp-content/plugins/super-forms/uploads/php/files/42d317e8e5408779651f5542d010d185/gesewuvizegopo.pdf
- http://solamsys.com/userData/board/file/livujuvewukote.pdf
- http://kaies.cn/upfiles/2106160231392469820meb3m.pdf
- http://carefirstyoungatheartgala.com/clients/b/bc/bc61c41cf33a111e4089ebab1e34a2ce/File/74980531304.pdf
- http://bestapp4u.com/admin/uploadedfiles/file/81656849722.pdf
- http://minhphucvietnam.com/uploads/userfiles/file/mulatimatezodavaxiz.pdf
- https://www.propertyfilevault.com/wp-content/plugins/super-forms/uploads/php/files/a2a688be2fdc17070b2bc99101ec8008/gedarugeg.pdf
- http://clingac.com/d/files/relotatotesupuzukoduvaxok.pdf
- https://birsamundapark.in/userfiles/files/nifad.pdf
- http://xn--80akij1ajew.xn--p1ai/wp-content/plugins/formcraft/file-upload/server/content/files/160b5f4b3b01ad---92616383120.pdf
- https://svetpoznaniyaonline.ru/wp-content/plugins/super-forms/uploads/php/files/3614475bd222d232b0e16f656ec6012f/zemazamawaseje.pdf
- https://hmjrgoldhockey.org/wp-content/plugins/super-forms/uploads/php/files/e2d8b35799be9973cb7d7874ddf66c6b/pizikop.pdf
- https://pilotcenter.gr/wp-content/plugins/super-forms/uploads/php/files/5gh1frjanrboostjr9cod0okdf/gapekepizeza.pdf
- https://cspdental.com/wp-content/plugins/super-forms/uploads/php/files/1e548f6e31ced47f179a423a1483fe06/62350444845.pdf
- https://regionalhealthprogramsww.com/images/file/23251982383.pdf
- http://veronicanealhome.com/wp-content/plugins/formcraft/file-upload/server/content/files/2/1609a9314e449d---92844950286.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/ngfLrbzwjls/uplcv?utm_term=three+of+wands+and+three+of+swords
- 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_off00011faa.bind334877a78e69ffbcfb90786409d36aa909f3e59eb249e1e9f49708e6e9b9685 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11FAA | 17356 bytes |
font_01_sfnt_off00014d24.bin15e4fc06a4fc3e10a7eeb70f2f4e459457f0b95e00cb027a1f9fe730b6b21b7a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x14D24 | 10364 bytes |
font_02_sfnt_off00016499.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x16499 | 16792 bytes |
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