MALICIOUS
156
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. Heuristics indicate it functions as a link farm, directing users to multiple compromised websites hosted on disposable domains. These links are likely part of a phishing or malware distribution scheme.
Machine Learning
- Nyx PDF Classifier malicious score 0.9978
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://webmodeli.com/wp-content/plugins/formcraft/file-upload/server/content/files/160be4cf6160de---zipebe.pdf In PDF document text
- https://www.albispanaderia.com/wp-content/plugins/super-forms/uploads/php/files/47612d8646f26f4c5f5d3c27f39fde39/53554516478.pdfIn PDF document text
- https://www.higher-energy-trampolineclub.com/wp-content/plugins/formcraft/file-upload/server/content/files/160780f7fee2f9---42972436338.pdfIn PDF document text
- http://skpizzasubs.com/uploads/files/sofitesoxadavurorexi.pdfIn PDF document text
- http://www.blackhillsdancecentre.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607f76f1de1ab---64865561772.pdfIn PDF document text
- https://indobaliart.com/sitefiles/file/pukudorenedege.pdfIn PDF document text
- https://mobistore.co.nz/wp-content/plugins/super-forms/uploads/php/files/6abfa67b12fa83a6a132154fc954551f/1110601377.pdfIn PDF document text
- https://bursac.net/userfiles/file/luwadowosepezegiralado.pdfIn PDF document text
- http://novafish.it/userfiles/files/85134840801.pdfIn PDF document text
- http://extintoresorigen.com/images/editor/vokizet.pdfIn PDF document text
- http://cana.vn/uploads/userfiles/file/laxorizamalorebetimewufo.pdfIn PDF document text
- http://akcjonariusz.com/UserFiles/file/zelelekopiretoworisil.pdfIn PDF document text
- https://www.breastcancerfoundation.in/wp-content/plugins/super-forms/uploads/php/files/2131e7b3a2a4d652840ce9cbc196c7ca/juvedelifabimumogipil.pdfIn PDF document text
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ccfe3f25480---32153996192.pdfIn PDF document text
- http://msci.com.ng/wp-content/plugins/formcraft/file-upload/server/content/files/160ab279ec9033---dojuki.pdfIn PDF document text
- http://boissee.fr/userfiles/file/jovafiwuzidibibo.pdfIn PDF document text
- https://matras-matrasych96.ru/admin/ckfinder/userfiles/files/35221990826.pdfIn PDF document text
- http://mixmarketing.vn/upload/fck/file/megitagap.pdfIn PDF document text
- http://www.yeosung21.or.kr/ckfinder/userfiles/files/1626123061.pdfIn PDF document text
- http://zeguvietnam.com/uploads/ckfinder/files/54192593958.pdfIn PDF document text
- http://la-roofers.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/160aa4c6b131cd---8867255789.pdfIn PDF document text
- https://china-glass-mosaic.com/userfiles/files/20210617_020631.pdfIn PDF document text
- http://bagpack.com.np/wp-content/plugins/formcraft/file-upload/server/content/files/1607efb3c654f6---86795350011.pdfIn PDF document text
- http://eg-connect.com/php_codes/Scott/VieauAssociates/code/userfiles/file/4044897050.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/3vuEKuznOb8/uplcv?utm_term=mixed+tenses+exercises+pdf+with+keyPDF 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_off0000d454.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD454 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000ec6b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEC6B | 10776 bytes |
SHA-256: 7f91748f5b786d765b86ba87d0c01a78403813c5963e713c7f50637f9b3fedac |
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font_02_sfnt_off0001053b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1053B | 16272 bytes |
SHA-256: ea8fc7e89c672b4c3181eda7c17a9465fcff66a84ae9e0f73085c42c2c43072f |
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