MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file was flagged by multiple heuristics as malicious, including a critical ClamAV detection for 'Pdf.Phishing.Trojan'. The file contains a link farm pointing to numerous potentially compromised websites, suggesting an attempt to redirect users to malicious content or phishing pages. The ML classifier also strongly indicated maliciousness.
Machine Learning
- Nyx PDF Classifier malicious score 0.9975
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://discovercefalu.it/_data/images/file/71397618747.pdf
- http://webscape.co.bw/wp-content/plugins/formcraft/file-upload/server/content/files/160c42272e7e83---nenekegomogezotexotekures.pdf
- https://rebates.forex/wp-content/plugins/super-forms/uploads/php/files/jaipbl7krin54dudiip9kd0r00/zinimojopozejatimiduke.pdf
- https://best-turbos.com/wp-content/plugins/super-forms/uploads/php/files/c22c5442528b5ad92f3c9b2f287d9677/26684419874.pdf
- http://nesthomes.in/userfiles/file/61792794658.pdf
- http://mchs67.com/clients/6/60/601da637195afcc8544498be66ee72b0/File/kidakasubawumirutoko.pdf
- https://mimpiindah168.com/contents//files/munumiwuzuzejal.pdf
- http://varanini.pl/userfiles/file/24936199471.pdf
- http://colegiosantarosa.com/uploads/imagem/file/jipipenuj.pdf
- https://www.hotwaterfactory.com.au/wp-content/plugins/super-forms/uploads/php/files/4e3e3fbd27f4310b9c3e0cb8e3f33152/77205205434.pdf
- http://plenar.hr/wp-content/plugins/formcraft/file-upload/server/content/files/160a49a8d953d0---83403575721.pdf
- https://ranagro.com/files/46625009606.pdf
- https://traveletrust.com/basefile/traveletrustcom/files/wisadajudisofovivagabusep.pdf
- https://chiuman-hk.com/images/file/60416176031.pdf
- https://www.yoursurveysurveyors.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/1608a196136ab1---nuxedesemokogorobep.pdf
- https://portsidestrategies.com/wp-content/plugins/super-forms/uploads/php/files/f729b03c4580fc76037426960dea3a99/tawufizejeviko.pdf
- https://afriqueitnews.com/wp-content/plugins/super-forms/uploads/php/files/32788e90981360bfdf004c7b010d9477/45747873644.pdf
- https://vivekanandbawwa.com/userfiles/file/dozofes.pdf
- https://www.hospedeagora.com.br/wp-content/plugins/super-forms/uploads/php/files/in14kpe1enmgse28t6pp1pl5dk/fewotabaw.pdf
- https://ailani.org/wp-content/plugins/super-forms/uploads/php/files/ef323d86883c3ba1a081ee0cb2492cc8/zefizavaditosumozixa.pdf
- http://www.thelawchamber.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ec5124d49f6---nalojom.pdf
- https://agrotehholding.ru/wp-content/plugins/super-forms/uploads/php/files/bb3fb1a0bb6c460ea302f223a8672c77/xavek.pdf
- http://sakirnoopo.ru/wp-content/plugins/super-forms/uploads/php/files/340b882d3840735c523c5bb7f4a60f04/45862070045.pdf
- http://workprohealth.com/wp-content/plugins/formcraft/file-upload/server/content/files/160942fc46f0f3---7487068457.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/Om9ozkHLxGw/uplcv?utm_term=how+to+care+for+a+baby+blue+tongue+skink
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000113bf.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x113BF | 16792 bytes |
font_01_sfnt_off00012bd1.bincbe0e0ead5071742f430836dd0d9c19ba442e98c44fcfe8796f6462660887899 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12BD1 | 17692 bytes |
font_02_sfnt_off000159f0.bin4cb1907c156d8dd02844f1101f6f17f27d4e252e2406e16dbbcb57eaff60b279 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x159F0 | 11036 bytes |
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