MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file was identified as malicious by ClamAV and an ML classifier. It functions as a link farm, containing numerous URLs pointing to compromised WordPress upload directories. These links likely serve to redirect users to malicious content or phishing pages, a common tactic for initial compromise.
Machine Learning
- Nyx PDF Classifier malicious score 0.9995
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.physioaktivkramer.de/wp-content/plugins/formcraft/file-upload/server/content/files/160b257126f4f7---35297412566.pdf In PDF document text
- https://www.lowdoc-loans.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/1608a1b33ebf19---95796651276.pdfIn PDF document text
- https://delaneyllc.com/ckfinder/userfiles/files/95582785427.pdfIn PDF document text
- http://shinex-auto.com/userfiles/file/zirudilikamero.pdfIn PDF document text
- http://www.canadiantreasurer.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607f654cb96b3---51605917044.pdfIn PDF document text
- https://www.helmmsp.ca/wp-content/plugins/super-forms/uploads/php/files/fdb36885f38357282eb544f51a630178/midedujedajizifex.pdfIn PDF document text
- http://friluftsgruppen.se/wp-content/plugins/formcraft/file-upload/server/content/files/160a846703c33a---jevodud.pdfIn PDF document text
- https://burkina-businessschool.com/business_school/uploads/file/kupajamumubisewev.pdfIn PDF document text
- https://agsposure.org/wp-content/plugins/super-forms/uploads/php/files/9a0f16098fb08a497c38132d3d59f1b2/mafarageminudalumuxa.pdfIn PDF document text
- https://yingzhaoliuart.com/upload/file/37811476253.pdfIn PDF document text
- http://dalnoboy.net/data/filestorage/upload/files/lawenamax.pdfIn PDF document text
- https://ocvirapuato.com.mx/wp-content/plugins/super-forms/uploads/php/files/a35ecbd47fe428074db12d321e06b47b/16234253482.pdfIn PDF document text
- https://klingende-zeder.de/wp-content/plugins/formcraft/file-upload/server/content/files/160826d1abfbff---81807400503.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://fedorahosted.org/lohitIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/DOqCt-cVA4I/uplcv?utm_term=god+shiva+parvathi+imagesPDF 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://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0001750b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1750B | 3620 bytes |
SHA-256: 8ef120bdff4600b4137e698ce533a33845a59cd12df9b8733a59162dc35bc90f |
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font_01_sfnt_off000181fe.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x181FE | 5432 bytes |
SHA-256: 8260e224b40ca558c3f346d1b844fad62b514af55d4ac276029da1da705663e3 |
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font_02_sfnt_off00019456.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x19456 | 13040 bytes |
SHA-256: 993ada25ea8e74c8ad400cb9e85c11a3ae1f0ac47f80d6a996fb535ec17ad0bc |
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font_03_sfnt_off0001bcc6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1BCC6 | 3320 bytes |
SHA-256: 8d038a06cd2251f71850371f86d8dcbd62954400523b6a0d48a110c1c011f84f |
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