MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file was detected as a phishing trojan by ClamAV. Heuristics indicate it functions as a link farm, directing users to compromised WordPress uploads and disposable hosting sites, often using UTM parameters to track clicks. The presence of 'cmdc9smbuj5/sivolexovi.pdf' in the document text suggests an attempt to execute commands or download further payloads, aligning with a phishing or malware distribution strategy.
Machine Learning
- Nyx PDF Classifier malicious score 0.9548
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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LOLBin token sequence in document text high SE_LOLBIN_RUN_COMMANDExtracted document text contains a Windows script/execution tool name (PowerShell, mshta, cmd, rundll32, regsvr32, …) within 220 characters of a dangerous flag, command verb, or URL. This is a visible 'run this' instruction in HTML/PDF/RTF lure bodies, or — in macro-laden Office files — the macro's own string-pool entries appearing adjacent in extracted text.
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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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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://queure.ru/uplcv?utm_term=onenote+to+word PDF link annotation
- https://inchirieriavioane.ro/wp-content/plugins/formcraft/file-upload/server/content/files/1609f17f63ad9b---84329707770.pdfIn PDF document text
- https://www.sharpeningfactory.com/wp-content/plugins/formcraft/file-upload/server/content/files/16120b27b9722b---56799370254.pdfIn PDF document text
- https://daluxerealty.com/wp-content/plugins/super-forms/uploads/php/files/2ab1qm49bsc3e7jcmdc9smbuj5/sivolexovi.pdfIn PDF document text
- http://hillandcunnreunion.com/clients/864369/File/fojepimesoluzavazemob.pdfIn PDF document text
- http://abwessex.com/uploads/files/33201619198.pdfIn macro / runtime command snippet
- http://huthamcauquanggiap.com/upload/files/wifekimok.pdfIn macro / runtime command snippet
- https://studiovizia.com/webroot/img/content/files/koregobaziv.pdfIn PDF document text
- https://reparationmobile.net/userfiles/file/wodoxada.pdfIn PDF document text
- https://hobbes-group.com/upload/files/86337735207.pdfIn PDF document text
- https://ivanda-commerce.hr/userfiles/file/90337715186.pdfIn PDF document text
- http://prodesign31.ru/wp-content/plugins/formcraft/file-upload/server/content/files/160acb293cf88c---gasisomolel.pdfIn PDF document text
- http://bean2beenefamilytree.com/clients/60578/File/77208765156.pdfIn PDF document text
- http://rhondachem.com/d/files/gurokuxezuxinomubibufix.pdfIn PDF document text
- http://richmediahouse.com/admin/uploads/file/sojalunejilekokonufasuri.pdfIn PDF document text
- https://sts-cct.com/app/webroot/userfiles/files/vinazisuvuvem.pdfIn PDF document text
- http://www.kocay.com.tr/wp-content/plugins/formcraft/file-upload/server/content/files/16121b94f073b2---16347351559.pdfIn PDF document text
- https://wfca-czech.cz/temp/userfiles/files/faguzumemarire.pdfIn PDF document text
- http://verkoop-je-wagen.be/wp-content/plugins/formcraft/file-upload/server/content/files/160ac8a5e7949b---misogev.pdfIn PDF document text
- https://www.cfo-search.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b9a1543b3ef---20991147885.pdfIn PDF document text
- http://cw-cut.com/uploads/file/muzarevazim.pdfIn PDF document text
- https://freedomtampons.com/wp-content/plugins/super-forms/uploads/php/files/2f94356907b38ab283387d3daad34006/fopuda.pdfIn PDF document text
- https://ontime-taxi.kg/wp-content/plugins/super-forms/uploads/php/files/2dca6737fe087dfd8a8d6fe7a4869390/zalatepewozevop.pdfIn PDF document text
- http://hillandcunnreunion.com/cliIn macro / runtime command snippet
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000de06.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDE06 | 9884 bytes |
SHA-256: 68a89594a74c8c4c93248740b0db5447a661e8c687d71f91a53e83347a40cd15 |
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font_01_sfnt_off0000f3f8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF3F8 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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