MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous links pointing to compromised WordPress sites and disposable hosting, indicative of a link farm used for phishing or malware distribution. The ML classifier and ClamAV detection strongly suggest malicious intent. The document body is heavily obfuscated, preventing analysis of specific user-facing content, but the presence of multiple external URIs and the 'PDF_SEO_DISPOSABLE_LINK_FARM' heuristic confirm the attack pattern.
Machine Learning
- Nyx PDF Classifier malicious score 0.9989
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://menu2uplus.com/images/file/wegusotebewixefojakuz.pdf In PDF document text
- https://www.intermediastudios.com.mx/wp-content/plugins/super-forms/uploads/php/files/12ee6ec18e8f18ac2ee50bce3c88ed1a/32459003954.pdfIn PDF document text
- http://brandweeramsterdamamstellanden.nl/userfiles/file/labemixaf.pdfIn PDF document text
- http://tkhomedeco.com/assets/uploads/ckedit/files/20210801204355.pdfIn PDF document text
- http://www.tif.cn/wp-content/plugins/super-forms/uploads/php/files/hsveasleb17j2nu3toiria87in/panupawosulizofapuvi.pdfIn PDF document text
- https://bamfieldrental.com/userfiles/file/werani.pdfIn PDF document text
- http://mirrorgallery.com/wp-content/plugins/formcraft/file-upload/server/content/files/160fd1072e5813---mijoxedobisoxib.pdfIn PDF document text
- https://www.sonorisation-auxerre.fr/ckfinder/userfiles/files/64213657650.pdfIn PDF document text
- https://www.freshstartdigitalmarketing.com/wp-content/plugins/super-forms/uploads/php/files/d474e4ec90ca5ad16cf5214d1062fa76/geforibizedukidowesigon.pdfIn PDF document text
- http://seibyou-koujien.com/files/files/gisagotagovafar.pdfIn PDF document text
- http://lovesenergy.com/file/pinekew.pdfIn PDF document text
- https://p87.hu/files/taropebenabepewad.pdfIn PDF document text
- https://teenvolunteer.org/wp-content/plugins/super-forms/uploads/php/files/a42cc64a086928fedb3e0f0118aba54c/puzetasuwova.pdfIn PDF document text
- http://dgjinhak.kr/DATA/upload/files/202105270455116237.pdfIn PDF document text
- http://cbelmira.com/wp-content/plugins/super-forms/uploads/php/files/a765kj4vl7nsiob1ucg3j688d4/gonevudalixowojikoxe.pdfIn PDF document text
- http://jmdfhjl.com/fckeditor/userimages/file/31255555544.pdfIn PDF document text
- https://tuabogadoangel.com/wp-content/plugins/super-forms/uploads/php/files/6a87b640c766f07354e8513aa2b799c2/83688740158.pdfIn PDF document text
- http://ghhs1968.com/clients/5/57/5762190d0a265df614d1f295a7060a42/File/gelesutotuvikexetixujugo.pdfIn PDF document text
- http://ceomit.com/fckupload/file/vefinenizadejudofakuj.pdfIn PDF document text
- http://esipro.fr/userfiles/file/levalutevoluzaxodeno.pdfIn PDF document text
- http://sibinetweek.ru/userfiles/file/52574941678.pdfIn PDF document text
- https://mrmobilewebsite.agency/wp-content/plugins/super-forms/uploads/php/files/d39e04004b23080b95537381a2c77e2d/noviwupewotewuvojesejosi.pdfIn PDF document text
- http://springswellness.net/wp-content/plugins/formcraft/file-upload/server/content/files/160a017e258e35---91015725018.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/6naE_Nh8_CY/uplcv?utm_term=c%2Fs%2Fb+full+form+in+medicalPDF 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_off0001096e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1096E | 16924 bytes |
SHA-256: bb3bc88ef515d4b62782a626a307df375ae0ca5425fc112fdb980e72c2af1c16 |
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font_01_sfnt_off000135a8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x135A8 | 10844 bytes |
SHA-256: 7935a02bc0a5e864e44fbb60f15765599daa03bbdc727ce52b502c02ba439540 |
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font_02_sfnt_off00014eb1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x14EB1 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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