MALICIOUS
172
Risk Score
Malware Insights
MITRE ATT&CK
T1059.007 JavaScript
T1566.001 Spearphishing Attachment
The sample is a PDF file that contains embedded JavaScript, which is a common technique for executing malicious code. The PDF also features a large number of external links, many of which point to compromised websites or disposable hosting, suggesting a phishing or malware distribution scheme. The ClamAV detection and ML classifier strongly indicate malicious intent.
Machine Learning
- Nyx PDF Classifier malicious score 0.9951
Heuristics 8
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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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JavaScript action low 1 related finding PDF_JAVASCRIPTPDF contains a /JavaScript action. Generic JavaScript is common in benign forms; specific dangerous APIs are scored by separate rules.
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Embedded JS stream low PDF_JSPDF references a /JS stream. Generic JavaScript is common in benign forms; specific dangerous APIs are scored by separate rules.
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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://rollfactorytogo.com/uploads/files/54559384906.pdf In PDF document text
- http://pm-property.pl/userfiles/file/voxawogakamezosari.pdfIn PDF document text
- http://captaincook.hu/userfiles/file/93716031640.pdfIn PDF document text
- https://www.iieng.org/editor/ckfinder/userfiles/files/nijevokejunupomidek.pdfIn PDF document text
- https://catequesisnavarra.org/guiarte_userfiles/files/wawenel.pdfIn PDF document text
- https://tagoproperties.com/ckfinder/userfiles/files/bigetulevipeg.pdfIn PDF document text
- http://fundacjaproartis.pl/javascript/ckfinder/userfiles/files/39670551217.pdfIn PDF document text
- https://kvgrup.com.ua/wp-content/plugins/formcraft/file-upload/server/content/files/16140208f4a59e---35316616882.pdfIn PDF document text
- http://istihdamhaberleri.com/upload/ckfinder/files/rekufonaxer.pdfIn PDF document text
- http://ylpcl.com/ckfinder/userfiles/files/fukus.pdfIn PDF document text
- http://cageart.ca/wp-content/plugins/formcraft/file-upload/server/content/files/16139e560e1d52---78421873186.pdfIn PDF document text
- http://www.sunarsurdurulebilir.com/wp-content/plugins/super-forms/uploads/php/files/7qoqk85tti96qgjs4ecdq3vec7/vuwirixajis.pdfIn PDF document text
- http://autothudo.vn/upload/fck/file/sezefudi.pdfIn PDF document text
- https://eternalbliss.net/file/17564078402.pdfIn PDF document text
- http://metallpress.ru/files/sozugakipunosuza.pdfIn PDF document text
- http://evergreendentistryva.com/app/webroot/js/ckfinder/userfiles/files/41938844847.pdfIn PDF document text
- http://www.lircai.com/web/inline/file/lawegib.pdfIn PDF document text
- http://usaoxin.com/userfiles/2021-9/file/44507410096.pdfIn PDF document text
- http://mofrantech.com/userfiles/file/96305003060.pdfIn PDF document text
- https://independentmusicleague.com/wp-content/plugins/super-forms/uploads/php/files/c0e4535d4647422789d5d09bb818ac38/sedenitamiwekel.pdfIn PDF document text
- https://www.frontieregypt.com/sites/all/libraries/ckfinder/userfiles/files/kiredipifudizunasora.pdfIn PDF document text
- http://icloudcleaners.com/uploads/account/autoresponderfiles/pusosizofitutilonuba.pdfIn PDF document text
- http://www.moyekolodin.com/files/tukunorominesilumokozak.pdfIn PDF document text
- http://brandnewgoods.net/userfiles/file/negamaravemabeterina.pdfIn PDF document text
- https://elicopter-de-inchiriat.ro/wp-content/plugins/formcraft/file-upload/server/content/files/161335da2159b5---75446148303.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/1KS0DP0cxss/uplcv?utm_term=watch+endgame+for+freePDF 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_off0000e65d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE65D | 10608 bytes |
SHA-256: eec2563fa749610457aa285449c0172aad63444bf9e99326a0b9ca5105263da3 |
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font_01_sfnt_off0000fe3a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFE3A | 18372 bytes |
SHA-256: 0d9df6c0aa0aa92a98e086adff4c00789ffb6f7c53f762447d143e9537598b40 |
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font_02_sfnt_off00012e5e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12E5E | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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