MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was identified as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. It contains numerous embedded URLs, many pointing to compromised CMS uploads, suggesting it functions as a link farm to distribute further malicious content. The document body is heavily obfuscated and unreadable, providing no direct clues to its purpose beyond the presence of these links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9955
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://creativesilhouettes.ca/wp-content/plugins/formcraft/file-upload/server/content/files/160c84d5b5dd82---xokolepinubaleponul.pdf In PDF document text
- https://sakitonus.ru/wp-content/plugins/super-forms/uploads/php/files/d0cead3823c87a6f572f8ac2243218a6/21121995501.pdfIn PDF document text
- http://stylowa-pss.pl/userfiles/file/muwuronejunixebi.pdfIn PDF document text
- https://414movement.com/wp-content/plugins/super-forms/uploads/php/files/a1e134ae94d00a6096a3640c26459d41/pixawufabe.pdfIn PDF document text
- http://lycee-elm.org/userfiles/file/jixumilalut.pdfIn PDF document text
- https://plasy.com/uploads/file/91005308670.pdfIn PDF document text
- http://dirabrealtors.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609d04fb4ace9---sowewutajegero.pdfIn PDF document text
- https://vashadvokat82.ru/wp-content/plugins/super-forms/uploads/php/files/7be46d85637493a19dd39a8e75718621/lubudi.pdfIn PDF document text
- https://citytrafik.nu/images/file/dupaluvi.pdfIn PDF document text
- http://opalsolar.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/1607fcff880d27---42818544671.pdfIn PDF document text
- http://xn--e1aaafipco3bk8gra3b.xn--p1ai/upload_picture/file/10395829140.pdfIn PDF document text
- https://lisacutler.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609037913d025---26711231435.pdfIn PDF document text
- https://trimix.bg/UserFiles/File/xorizub.pdfIn PDF document text
- http://raunlarose.us/wp-content/plugins/formcraft/file-upload/server/content/files/160ad73fee579f---8025735454.pdfIn PDF document text
- https://gearforfree.com/wp-content/plugins/super-forms/uploads/php/files/29pl4a34eqlbkni9uut7fa5gbp/nusotanabiwotixugo.pdfIn PDF document text
- http://xz-brand.com/ckfinder/userfiles/files/jemelumanow.pdfIn PDF document text
- http://cesishotel.com/res/wysiwyg/file/zeronogopefiroromu.pdfIn PDF document text
- http://projectbudapest.hu/wp-content/plugins/formcraft/file-upload/server/content/files/16082e03cec256---7025352108.pdfIn PDF document text
- https://cradlegold.com/wp-content/plugins/super-forms/uploads/php/files/4ccih0dv99uh6ktphhqe6m3hdl/xubilagozaxizixatulib.pdfIn PDF document text
- https://cafesca.org/ckfinder/userfiles/files/62001565599.pdfIn PDF document text
- http://www.consorcio.edu.pe/wp-content/plugins/formcraft/file-upload/server/content/files/16072ffeb79340---85939371852.pdfIn PDF document text
- http://ligneus.hu/upload/file/benuvabitopiw.pdfIn PDF document text
- http://www.brennholz-heinlein.de/wp-content/plugins/formcraft/file-upload/server/content/files/160edb6f0846eb---82266139997.pdfIn PDF document text
- https://www.espymetcalf.com/wp-content/plugins/formcraft/file-upload/server/content/files/16080dd2824017---mafejigekanupimugepozod.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/PmAiG5ZyT-k/uplcv?utm_term=indian+divorce+act+in+tamilPDF 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_off0000e948.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE948 | 10380 bytes |
SHA-256: d592cad810d29e6615ee58c272e49e9ed2d0488be8c28be3a0ca614cc344e61e |
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font_01_sfnt_off000100ba.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x100BA | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off000118cc.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x118CC | 16496 bytes |
SHA-256: d5e9a03b179e66c2c0095c4acf9f7e736ea901f18de2daa5ead49c1dcc37f11d |
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