MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF document is classified as malicious by ML and ClamAV, indicating a phishing attempt. It contains numerous links to compromised WordPress sites, likely serving as a link farm to host malicious content. The embedded URL 'https://philabc.ru/uplcv?utm_term=flash+player+activex+update' suggests a lure for users to download a fake Flash Player update, which is a common social engineering tactic.
Machine Learning
- Nyx PDF Classifier malicious score 0.9998
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://philabc.ru/uplcv?utm_term=flash+player+activex+update PDF link annotation
- http://klingende-zeder.de/wp-content/plugins/formcraft/file-upload/server/content/files/1608c95ec8a21b---sopotosopuso.pdfIn PDF document text
- http://artospace.com/pics/file/74864117775.pdfIn PDF document text
- https://www.tctnanotech.com/wp-content/plugins/super-forms/uploads/php/files/33aa0bbb2c6902978db482d2496ae03d/37436156090.pdfIn PDF document text
- https://mehreganimaging.ir/images/upload/files/18374638700.pdfIn PDF document text
- http://graphicon.hu/wp-content/plugins/formcraft/file-upload/server/content/files/1609c175a10482---32100045961.pdfIn PDF document text
- https://harpethvalleyhealth.com/wp-content/plugins/super-forms/uploads/php/files/db65aa8257c59b9da521e21faa9f1c7d/92347028828.pdfIn PDF document text
- http://brainbond.ro/userfiles/file/zirofimenizodanixulirof.pdfIn PDF document text
- http://sutphinsgermanshepherds.com/clients/21958/File/44351802429.pdfIn PDF document text
- http://www.melodypods.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ba3929aaf98---gokidekikokufirabig.pdfIn PDF document text
- http://tgtech-auto.com/userfiles/file/kemizabifuwexa.pdfIn PDF document text
- http://tpdw.pl/userfiles/file/xetoniwugepevat.pdfIn PDF document text
- http://kazenergy.kz/wp-content/plugins/formcraft/file-upload/server/content/files/1608352c27b8e4---98832773554.pdfIn PDF document text
- https://www.ideaklinikbakirkoy.com/wp-content/plugins/formcraft/file-upload/server/content/files/16093e53dd00ff---81028377674.pdfIn PDF document text
- http://villaturri.com/wp-content/plugins/formcraft/file-upload/server/content/files/16099b77abb01a---21050626855.pdfIn PDF document text
- http://informerfitness.com/wp-content/plugins/super-forms/uploads/php/files/c3116f360e316da142dba82ed9fecbad/83776709210.pdfIn PDF document text
- http://kaufdeinauto.de/wp-content/plugins/formcraft/file-upload/server/content/files/160a192f0354a6---74863992958.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn 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 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000ef45.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEF45 | 5344 bytes |
SHA-256: 18b557cadc444df84e4d7529ed81c668945e260f35e14c3cfe5d5c80de41018a |
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font_01_sfnt_off0001017b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1017B | 11172 bytes |
SHA-256: 45c4e0ba2aa04b83cfefcb7e3db3f28afdd5363fb12101a7c92f2b9e9cd2dae0 |
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