MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded URLs pointing to various domains, many of which appear to be compromised or disposable hosting. The 'PDF_SEO_DISPOSABLE_LINK_FARM' and 'PDF_COMPROMISED_CMS_UPLOAD_LINK_FARM' heuristics indicate a pattern of using these sites for malicious redirection. The ML classifier and ClamAV detection strongly suggest malicious intent, likely related to phishing or malware distribution.
Machine Learning
- Nyx PDF Classifier malicious score 0.9973
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://www.sospapa24.com/lib/ckfinder/imgupload/files/29498727250.pdf In PDF document text
- http://baschin-heizung.com/meineBilderAlbertGrundschule/file/vezunogenijudupimunul.pdfIn PDF document text
- http://janaturismointegrato.com/uploads/file/27575199007.pdfIn PDF document text
- https://irastuff.com/admin/ckfinder/uploads/files/nukaradefesibifu.pdfIn PDF document text
- http://aldobini.it/userfiles/files/sutebexozirixun.pdfIn PDF document text
- http://kwong-cheong.com/userfiles/60858297968.pdfIn PDF document text
- http://falconltd.pl/cache/file/86482144866.pdfIn PDF document text
- http://hyunsin.net/userfiles/file/77105007781.pdfIn PDF document text
- http://vasekurzy.cz/userfiles/file/migir.pdfIn PDF document text
- https://aromamarketing.md/img/files/rekisof.pdfIn PDF document text
- https://premiumvipbusiness.com/wp-content/plugins/super-forms/uploads/php/files/f798177607682e62ffe2111b45039656/310801002.pdfIn PDF document text
- https://oneremote.ru/wp-content/plugins/super-forms/uploads/php/files/2ba5829150fac9dc4a56440bd4c05726/56501232474.pdfIn PDF document text
- https://stayinbranson.com/ckfinder/triplebuserfiles/file/pavakodevovexexudafok.pdfIn PDF document text
- http://congluc.com/upload/files/10766113768.pdfIn PDF document text
- http://france-ex.com/images/blog/file/64284236638.pdfIn PDF document text
- http://papienbanana.com/user_file/file/kamoluba.pdfIn PDF document text
- https://bilbox.es/wp-content/plugins/super-forms/uploads/php/files/4c228d4d0117230986e0d02cc6073f89/99209662181.pdfIn PDF document text
- https://lightupalife.org.uk/wp-content/plugins/formcraft/file-upload/server/content/files/161409c8ca4ca7---lorijuzoxodanu.pdfIn PDF document text
- http://an-professional.ru/img/files/file/xaloletudeworisu.pdfIn PDF document text
- http://mfo-fond.ru/ckeditor/ckfinder/userfiles/Images/files/6728628236.pdfIn PDF document text
- http://oasis-inwaste.asia/files/file/worixifepo.pdfIn PDF document text
- http://poltinka.ru/userfiles/file/faloporirakanuvarakuz.pdfIn PDF document text
- https://khanoomhoteli.com/basefile/khanoomhotelicom/files/mivosafom.pdfIn PDF document text
- http://turbotechnik24.de/userfiles/file/38506272203.pdfIn PDF document text
- http://bienchidan.org/uploads/files/98143622210.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/A3Ryygt5BCM/uplcv?utm_term=among+us+free+skin+downloadPDF 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_off0000c448.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC448 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000dc5a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDC5A | 16124 bytes |
SHA-256: 1e5484e1803d1033947d170fbc3f56079ae357071fde87d248f976c793e40f36 |
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font_02_sfnt_off000105b4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x105B4 | 10860 bytes |
SHA-256: 9e0bc03eb093b29bf727573d1ad126757718669b9b9dce664818dbe6adfb1d7a |
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