MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The file was detected as a malicious PDF by ClamAV and an ML classifier. It contains numerous links, many pointing to compromised websites or disposable hosting, indicating a link farm designed to redirect users. The PDF_SEO_DISPOSABLE_LINK_FARM heuristic specifically flags this behavior, suggesting an attempt to lure users to external sites, likely for phishing or malware distribution.
Machine Learning
- Nyx PDF Classifier malicious score 0.9976
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://samoinstitute.mn/uploads/assets/file/7415740389.pdf In PDF document text
- https://koratspring.com/upload/file/vebubuzowivofokafika.pdfIn PDF document text
- https://betonwerkendejonge.nl/wp-content/plugins/formcraft/file-upload/server/content/files/16074c8a3cddf6---kizesejugoj.pdfIn PDF document text
- https://medosojewellery.com/userfiles/files/10537732531.pdfIn PDF document text
- http://asirius.su/wp-content/plugins/super-forms/uploads/php/files/62b98c26c8b76cf195a3ae45f51179fb/87190071508.pdfIn PDF document text
- https://123kozijnofferte.nl/wp-content/plugins/super-forms/uploads/php/files/dp4n2937700r0qplhsek1oebm1/83862224098.pdfIn PDF document text
- http://kirks-pool.com/wp-content/plugins/formcraft/file-upload/server/content/files/16084afb51c6ba---finevok.pdfIn PDF document text
- https://uclerbaklava.com/resources/file/56098596900.pdfIn PDF document text
- http://kuresi-kaitori.com/upload/content_pic/files/98296040457.pdfIn PDF document text
- https://smilepath.com.au/wp-content/plugins/super-forms/uploads/php/files/518cb08f14ad5bf8986148b47e4eba99/mexozobugitafide.pdfIn PDF document text
- http://mspchicagolaw.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/31604891085.pdfIn PDF document text
- http://bluebirdcanada.com/FileData/ckfinder/files/20210705_A58DCFFD40CBD82B.pdfIn PDF document text
- https://mudraconsultancy.com/uploads/files/dorodujokuwut.pdfIn PDF document text
- http://erfolgsapp.de/wp-content/plugins/formcraft/file-upload/server/content/files/160c8a5e17f43a---vifobawatuzaroruv.pdfIn PDF document text
- http://fpole.ru/sadm_files/60759570792.pdfIn PDF document text
- http://generoussecurity.com/uploads/tuvafawidimaruvu.pdfIn PDF document text
- http://acetuitioncentre.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/160814c0bebfc4---87717504118.pdfIn PDF document text
- http://mini-garden.ru/userfiles/file/6201282168.pdfIn PDF document text
- https://alternativecarrepair.com/userfiles/file/subepezorexesufebesirukir.pdfIn PDF document text
- http://sad-azov.ru/wp-content/plugins/super-forms/uploads/php/files/36dfce6644821904c4376f591b5aca14/42352696401.pdfIn PDF document text
- http://rollfactorytogo.com/uploads/files/gezokuluvepapa.pdfIn PDF document text
- http://ltmetal.com/userfiles/files/51300638532.pdfIn PDF document text
- https://namastehealth.in/wp-content/plugins/super-forms/uploads/php/files/omoj7m9vsr5cjq72ijjoieb15h/vagobimorewakemubonovovu.pdfIn PDF document text
- https://borderpak.com/wp-content/plugins/super-forms/uploads/php/files/410ad4ac9ad48a084c70e8c50ec860e7/mifes.pdfIn PDF document text
- http://www.fullertherapy.com/wp-content/plugins/formcraft/file-upload/server/content/files/16082fd0f195e9---wujapinudapapipiximome.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/6naE_Nh8_CY/uplcv?utm_term=main+characters+in+the+crucible+act+4PDF 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://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_off00014c5f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x14C5F | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off00016471.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x16471 | 17620 bytes |
SHA-256: 09ff2d38597daadf138d8df58cc5776ef216dff6f692d1d571ab756e656f54d9 |
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font_02_sfnt_off000191d5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x191D5 | 10520 bytes |
SHA-256: 09219a7fea470007cb46893d46fb5ffc1212fc66b55c318593c5c5c11680efc0 |
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