MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The sample was detected by ClamAV as Pdf.Phishing.Trojan and flagged by an ML classifier, indicating malicious intent. It contains a link farm pointing to compromised WordPress upload storage and other disposable hosting, suggesting a phishing or malware distribution lure. The PDF structure itself is also noted as having duplicate object bodies, which can be used for obfuscation.
Machine Learning
- Nyx PDF Classifier malicious score 0.9908
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 http://lollanaclinic.com/image/upload/File/26425951214.pdf In PDF document text
- https://guruvinodji.com/Userfiles/file/86076817304.pdfIn PDF document text
- http://grandwatergatehotel.com/upfile_hotel/files/vejirufapeme.pdfIn PDF document text
- http://baovekhucongnghiep.com/upload/files/35137676782.pdfIn PDF document text
- http://pokewaveanaheim.com/uploads/files/tagewuleke.pdfIn PDF document text
- http://sanyosushiglendora.com/uploads/files/ziluzexudejuwuxube.pdfIn PDF document text
- http://bridgesonthepark.com/wp-content/plugins/formcraft/file-upload/server/content/files/16141902e0e369---49599888350.pdfIn PDF document text
- http://veewood.com/file_media/file_image/file/13099710492.pdfIn PDF document text
- http://thewhitmerlawfirm.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/suwigarani.pdfIn PDF document text
- http://gzcil.com/uploadfile/files/kagumiso.pdfIn PDF document text
- https://ratoempat.com/contents/files/xanemajifezujijelux.pdfIn PDF document text
- https://www.bouldersudbury.org/wp-content/plugins/formcraft/file-upload/server/content/files/161413e16eba71---jinuf.pdfIn PDF document text
- http://ozt.zielonetarasy-cieplice.pl/uploads/userfiles/files/ladezipujomagigigozegiwo.pdfIn PDF document text
- https://hylyt.co/wp-content/plugins/super-forms/uploads/php/files/6afdf65abf4766324199417662886b47/serizetulenezebipego.pdfIn PDF document text
- http://alvitraders.com/files/kutapujebopogilaze.pdfIn PDF document text
- https://bankubezpieczen.pl/userfiles/file/tenedapibo.pdfIn PDF document text
- https://autoprofi.ua/userfiles/file/pewevidegarixupurujepomo.pdfIn PDF document text
- http://bakoca.hu/files/file/70901362965.pdfIn PDF document text
- https://12tiga.com/contents/files/59468240408.pdfIn PDF document text
- http://caribsplash.org/wp-content/plugins/formcraft/file-upload/server/content/files/16145fb39e346f---mepizafoteguroturev.pdfIn PDF document text
- http://zavalinka.by/var/upload/file/fujovutaxowovewa.pdfIn PDF document text
- https://propbrains.com/wp-content/plugins/super-forms/uploads/php/files/6a9ae1599f157b443e2917d6624bd29d/81572992638.pdfIn PDF document text
- https://kvizek.hu/ckfinder/userfiles/files/lezisawuzo.pdfIn PDF document text
- http://sinoscaform.com/upload/ckimg/files/202109090248589337.pdfIn PDF document text
- http://sakesushilakehavasu.com/uploads/files/21523532095.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/Om9ozkHLxGw/uplcv?utm_term=android+windows+7+mobilePDF link annotation
- http://zs.tom.ru/jsplugins/ckfinder/userfiles/files/buziwirilulapokoro.pdfIn 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://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_off0000ca0b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCA0B | 10404 bytes |
SHA-256: ec417d8268445ad90a7cbc38e2636931b6da7ad5979aa1ab532f8cd52b55d657 |
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font_01_sfnt_off0000e1a4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE1A4 | 16756 bytes |
SHA-256: d3a239a23d7d720d4b0b1318dc23fbe024d1241fb828472cdf42f245c8c906fe |
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font_02_sfnt_off00010cd8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10CD8 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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