MALICIOUS
164
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It contains numerous links to compromised websites and a heuristic firing for a 'download button' lure, suggesting it's designed to trick users into downloading further payloads. The PDF structure and embedded links are consistent with phishing and malware distribution campaigns.
Machine Learning
- Nyx PDF Classifier malicious score 0.9837
Heuristics 7
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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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://drafthe.ru/uplcv?utm_term=cevsen+turkce+okunusu+pdf PDF link annotation
- https://fotovipvercelli.it/file/66898497859.pdfIn PDF document text
- http://amfmeg.org/wp-content/plugins/formcraft/file-upload/server/content/files/160705acfa95b7---jodusab.pdfIn PDF document text
- http://austria-ex.com/images/blog//file/kojokimawazebakat.pdfIn PDF document text
- http://teakdeck.pl/files/file/befojuk.pdfIn PDF document text
- http://erbilsunhotel.com/wp-content/plugins/super-forms/uploads/php/files/pp2kirgctb45s9htbv4bmpu887/pakozemijelaza.pdfIn PDF document text
- https://massagetheory.ca/wp-content/plugins/super-forms/uploads/php/files/5653359c1516b9f621b24bf5fa059518/gufugosatobifenerabifod.pdfIn PDF document text
- http://hungbuloon.com/media/ftp/file/muwodepubulenes.pdfIn PDF document text
- http://www.afamaresme.org/wp-content/plugins/formcraft/file-upload/server/content/files/16079f0f9d5bd3---70844400394.pdfIn PDF document text
- https://nepalipublisher.com/ckfinder/userfiles/files/53110854800.pdfIn PDF document text
- http://tmtechvn.com/webroot/img/files/tebaxum.pdfIn PDF document text
- http://plenaadoracao.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/1608123c83d6af---pigafofirotuwak.pdfIn PDF document text
- https://implantsdentairesdesmoulins.com/upload/editor/file/30098381968.pdfIn PDF document text
- http://fabrykakonwersji.pl/wp-content/plugins/super-forms/uploads/php/files/e2b854da985bddae29c6ba2988915519/wabinuxak.pdfIn PDF document text
- https://belitour.ir/basefile/belitourir/files/14583958243.pdfIn PDF document text
- http://www.shipsupply.co.mz/wp-content/plugins/formcraft/file-upload/server/content/files/160a356d00205c---boxonomozojobinanetarutub.pdfIn PDF document text
- https://lsp.od.ua/wp-content/plugins/super-forms/uploads/php/files/0nbqsjnqf041arphr5229mgsj3/malogaruzuxirogodome.pdfIn PDF document text
- https://www.arc-welding.co.uk/wp-content/plugins/super-forms/uploads/php/files/2hsmaf2l4toon07rll94obiqkc/gomuwomitiwukida.pdfIn PDF document text
- http://goldenpeak.it/userfiles/files/13082040461.pdfIn PDF document text
- https://adbetelparaguay.com/wp-content/plugins/super-forms/uploads/php/files/6e5202241b6575c341db5c1ec461731b/donufene.pdfIn PDF document text
- http://cecev.com/stockages/files/fivitokokam.pdfIn PDF document text
- http://retailpark.bg/uploads/wysiwyg/files/38036648588.pdfIn PDF document text
- http://yishiweb.com/upfiles/files/20210701_152405.pdfIn PDF document text
- http://furkansigorta.com.tr/wp-content/plugins/formcraft/file-upload/server/content/files/161253f6427ce9---pawexidigasorazi.pdfIn PDF document text
- https://growlocals.com/wp-content/plugins/super-forms/uploads/php/files/bd7371a868896d0cdbdfb66aad4a10c5/1315991268.pdfIn PDF document text
- http://tsg-vaganovskoe.ru/ckfinder/userfiles/files/novofakefuxebebofiwevom.pdfIn PDF document text
- https://anmimar.com/royal/userfiles/file/9377724811.pdfIn PDF document text
- http://www.sunarozlem.com.tr/wp-content/plugins/super-forms/uploads/php/files/n3notdt98a6ufodo470cop27v4/xodadenijopotizumupu.pdfIn PDF document text
- http://papinchess.ru/userfiles/file/13221982417.pdfIn PDF document text
- 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_off0000c46e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC46E | 18720 bytes |
SHA-256: 58313cdb4710e81d719218b5a5e669b7c001a2d1e5c9d198ca45765d26cc46bb |
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font_01_sfnt_off0000f1b9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF1B9 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off000109d0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x109D0 | 10604 bytes |
SHA-256: ff386a477dffc2c33fb66b4d65e1ce94885c3455c69171b9190cc4f6e163b09d |
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