MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file was detected as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. It contains numerous embedded URLs pointing to potentially compromised websites, suggesting a link farm or phishing lure. The presence of PDF-specific heuristics like 'PDF_COMPROMISED_CMS_UPLOAD_LINK_FARM' and 'PDF_SEO_DISPOSABLE_LINK_FARM' further supports this, indicating the PDF is used to host or redirect to malicious content. No scripts were extracted, but the overall structure and URL patterns are consistent with a phishing or malware distribution campaign.
Machine Learning
- Nyx PDF Classifier malicious score 0.9994
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://sananselmo.com/wysiwygfiles/file/senasuzovavikivewanulup.pdf In PDF document text
- https://skiclubraonbaccarat.fr/pdf/takuvakeziwukoxagidit.pdfIn PDF document text
- http://burelomdo.com/ckfinder/userfiles/files/molobituvakemuwinirip.pdfIn PDF document text
- http://nbtele.com/en/cache/fck_files/file/75317176015.pdfIn PDF document text
- http://quickfix-poland.com/wp-content/plugins/formcraft/file-upload/server/content/files/16138eee49724f---17901419541.pdfIn PDF document text
- http://fapannimario.it/userfiles/files/vaxaxexaketabiw.pdfIn PDF document text
- http://xn--zb0by3yusal20ak5lcidnwigi.com/ckfinder/userfiles/files/1631063860.pdfIn PDF document text
- http://togul.org/sites/default/files/file/xinozufuxowijubim.pdfIn PDF document text
- http://cokhihoaiduc.com/uploads/files/59438483422.pdfIn PDF document text
- http://gandolfiarchitetti.com/userfiles/files/36689199028.pdfIn PDF document text
- https://mosaicopeoplecorporation.com/ckfinder/userfiles/files/pigegilarijitominutibija.pdfIn PDF document text
- http://www.beverburcht.nl/upload/files/zerunuwiwuledox.pdfIn PDF document text
- http://the-bom.kr/upfile/files/xizusidiram.pdfIn PDF document text
- http://benetworkingpro.com/ckfinder/userfiles/files/48234260548.pdfIn PDF document text
- http://www.nanodrywash.com/wp-content/plugins/formcraft/file-upload/server/content/files/16134af7e3bf3f---detiripababuwesinaruk.pdfIn PDF document text
- http://gennarimaq.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/1612eefa559153---tezagizelububebive.pdfIn PDF document text
- http://cachnhietwin.com/luutru/files/86088712668.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/Om9ozkHLxGw/uplcv?utm_term=baldur%27s+gate+3PDF link annotation
- http://louisiana-arts.org.s150269.gridserver.com/siteuploads/editorimg/file/torolowoke.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_off0000d0d0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD0D0 | 17564 bytes |
SHA-256: 034d23e4f37facc1870d9fb10b84ffb460297c89b9d7502176d980acec1de9e2 |
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font_01_sfnt_off0000fea7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFEA7 | 10468 bytes |
SHA-256: d2e1c71fef7100e64c3cbde918142bf9e1f728997100f899f93a6b8896fb2078 |
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font_02_sfnt_off0001167b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1167B | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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