MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded URLs, many of which point to compromised WordPress upload directories or disposable hosting, indicating a link farm designed to redirect users to potentially malicious sites. The ML classifier and ClamAV detection strongly suggest malicious intent, likely for phishing or malware distribution.
Machine Learning
- Nyx PDF Classifier malicious score 0.9997
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://irlanc.ru/uplcv?utm_term=examples+of+claims+for+argumentative+essays PDF link annotation
- http://ricarda-allegra.de/userfiles/file/14754788567.pdfIn PDF document text
- https://www.eoluk.com/wp-content/plugins/super-forms/uploads/php/files/jtknscjabhb707ou2bhhuss2mk/pudimesaferegumakevos.pdfIn PDF document text
- http://www.theagentpipeline.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608fdc75b6c50---femesole.pdfIn PDF document text
- https://www.amiunaorchestra.ro/wp-content/plugins/formcraft/file-upload/server/content/files/160834adab5083---65121012667.pdfIn PDF document text
- http://fritz-fahrlaender.ch/download/puxatunun.pdfIn PDF document text
- http://naturalmis.com/userfiles/file/jukogirosogipudog.pdfIn PDF document text
- http://kondicionery-krasnogorsk.ru/upload_picture/file/2761786206.pdfIn PDF document text
- https://cristalparkhotel.com/ckfinder/userfiles/files/72526895843.pdfIn PDF document text
- http://www.investing-in-women.com/wp-content/plugins/formcraft/file-upload/server/content/files/160818fa46f671---35399216824.pdfIn PDF document text
- https://mindweave.co.uk/wp-content/plugins/super-forms/uploads/php/files/ol5h2vraar90b6ncf8t20kg5fn/55824129434.pdfIn PDF document text
- http://www.gainerwindows.ca/wp-content/plugins/super-forms/uploads/php/files/ba0ubgapem8eh15j4mlcpbebj3/wadeviximakopobep.pdfIn PDF document text
- http://sakem.org/userfiles/files/lusuwuforu.pdfIn PDF document text
- https://go2germany.ru/files/file/nelevutiwewojef.pdfIn PDF document text
- http://www.colegiometa.net/home/wp-content/plugins/formcraft/file-upload/server/content/files/16080852c343e4---48971107871.pdfIn PDF document text
- http://www.elitagida.com.tr/wp-content/plugins/super-forms/uploads/php/files/c7esp4lao801h1l8an1vfkdpg7/39122041657.pdfIn PDF document text
- https://msr-hudsonproperties.com/wp-content/plugins/super-forms/uploads/php/files/52f21311c7c06f6f44b44cece38e5be3/11767939487.pdfIn PDF document text
- https://mindspacepsytherapy.com/upload/ckfinder_temp/files/20210605000708.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.daltonmaag.com/In 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
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00010fc8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10FC8 | 5404 bytes |
SHA-256: c40c4d5299a28fa43601b50a65e0d4a379efe60c649857288c476b23e19428d9 |
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font_01_sfnt_off00012231.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12231 | 11324 bytes |
SHA-256: 98fc9a4268a696339c41d60ce82487386f93690aecdbd1ab16a37316d0840356 |
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font_02_sfnt_off0001484f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1484F | 4324 bytes |
SHA-256: a542ec26cea93e049a2e27cd59b1347dd9bbdea13775fd7b822b3c2b3136116f |
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