MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. Several heuristics identified the PDF as a link farm pointing to compromised WordPress sites, suggesting an attempt to redirect users to malicious content. The embedded URLs, particularly those hosted on compromised CMS platforms, are considered high-priority indicators of compromise.
Machine Learning
- Nyx PDF Classifier malicious score 0.9951
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.fliesen-brill.de/wp-content/plugins/formcraft/file-upload/server/content/files/160dde7b598048---20859004513.pdf In PDF document text
- https://www.criteriainvest.com.br/wp-content/plugins/super-forms/uploads/php/files/a0mr845d77fs7lpoon4qcb8mjc/66410366439.pdfIn PDF document text
- https://refour.eu/wp-content/plugins/super-forms/uploads/php/files/f7e1b99867cc21ee9973b1ef6243a109/63566864185.pdfIn PDF document text
- http://aleeblog.com/wp-content/plugins/super-forms/uploads/php/files/6oe7qigbjfr58u809sgame7d45/dadedinedux.pdfIn PDF document text
- https://globalclassic.org/wp-content/plugins/super-forms/uploads/php/files/897t2i73btobaa03si69sletg1/gifozivad.pdfIn PDF document text
- http://acudrved.com/ckfinder/userfiles/files/ponarinuxenosewi.pdfIn PDF document text
- http://www.julitolaschools.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ac41645e61b---90901011316.pdfIn PDF document text
- https://theemperorsoldclothes.co.uk/wp-content/plugins/super-forms/uploads/php/files/gid6g0kqruddetck9cg9dk9kl1/wumewekolimedag.pdfIn PDF document text
- http://www.appsolutely.sg/wp-content/plugins/formcraft/file-upload/server/content/files/1607c71dd1757e---tibibosegawafumarobogew.pdfIn PDF document text
- http://primaneighbors.com/userimages/vetivixadelafatewiga.pdfIn PDF document text
- http://nagymester.com/userfiles/file/putariwafuviwimavogagevu.pdfIn PDF document text
- http://bethtikvahevents.ca/clients/2/20/20a91c0cb94b02964b0d1c5d980f1596/File/wojopododav.pdfIn PDF document text
- http://call.ae/wp-content/plugins/formcraft/file-upload/server/content/files/160b9ac4a4c700---migijigemazatuvuki.pdfIn PDF document text
- http://verkoop-je-wagen.be/wp-content/plugins/formcraft/file-upload/server/content/files/160eca42c3b75b---89835870755.pdfIn PDF document text
- http://www.viksexteriors.com/wp-content/plugins/formcraft/file-upload/server/content/files/16072bda2805c6---85471599086.pdfIn PDF document text
- http://clearlakesd.org/wp-content/plugins/formcraft/file-upload/server/content/files/160b97afbc7791---43990695429.pdfIn PDF document text
- http://evevoyance.fr/adh/.-/file/22482906987.pdfIn PDF document text
- http://armanetti.com/images/gafipinejuvukukoxov.pdfIn PDF document text
- http://bellezaeimagen.com.mx/wp-content/plugins/formcraft/file-upload/server/content/files/160af7f5aaf652---90080399903.pdfIn PDF document text
- http://kolkandkolkdesign.com/site/data/ws/files/27496648751.pdfIn PDF document text
- https://oumkua.com/userfiles/file/xomogarixaviwikot.pdfIn PDF document text
- https://mercedesmazo.es/wp-content/plugins/formcraft/file-upload/server/content/files/16094a6c137009---paginekomibawojamawu.pdfIn PDF document text
- http://bayanairag.com/uploads/userfiles/files/wuzogofotudifibutelug.pdfIn PDF document text
- http://vtdsbinhthuan.vn/public/uploads/userfiles/file/wanekuralu.pdfIn PDF document text
- https://advantagelic.com/singhania/downloads/file/3355428322.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/GLLx1DTH0VQ/uplcv?utm_term=one+piece+drawingPDF 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_off0000ea86.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEA86 | 10368 bytes |
SHA-256: 8d91db4ef4b7f6f22049b758e5f54ec0f606a18a8796ab0a9d7ec91a5407fb73 |
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font_01_sfnt_off000101ec.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x101EC | 16556 bytes |
SHA-256: 0f72d33d946b7d63ff23a8acc8c149bddd0bfe995536ed2c503ab0fe64e21285 |
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font_02_sfnt_off00012ce6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12CE6 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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