MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. It contains numerous embedded URLs, many of which point to compromised CMS upload directories or disposable hosting, suggesting a link farm designed to distribute malicious content or engage in SEO manipulation. No scripts were extracted, but the presence of multiple suspicious URLs and the high ML score indicate a high likelihood of malicious intent.
Machine Learning
- Nyx PDF Classifier malicious score 0.9973
Heuristics 6
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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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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://www.leadercaravans.com.au/application/third_party/ckfinder/userfiles/files/jugudujen.pdf In PDF document text
- http://gesundezellen.de/neu/userfiles/file/taduvumujizemenojoj.pdfIn PDF document text
- http://cameronhaddock.com/wp-content/plugins/formcraft/file-upload/server/content/files/1615d4815c7b14---duronoxuxigexamumur.pdfIn PDF document text
- http://gazduire-domeniu.com/UserFiles/file/pilitojutoguteropaxiw.pdfIn PDF document text
- http://jawarakreasi.com/file/87986687218.pdfIn PDF document text
- http://noclegsosnowiec.pl/eurostyl/photos/file/zenigubapet.pdfIn PDF document text
- https://adtw1.com/ckfinder/userfiles/files/95306860832.pdfIn PDF document text
- https://onsale.social-push.cc/data/fckeditor/files/xedajavetididuvev.pdfIn PDF document text
- http://www.sudaff.com/pics/file/tuwojajon.pdfIn PDF document text
- http://lifestyleufa.ru/wp-content/plugins/super-forms/uploads/php/files/a800d51452fe3549cf99384cbac1e1ea/21013785099.pdfIn PDF document text
- https://gmonlinestore.com/wp-content/plugins/formcraft/file-upload/server/content/files/16139469bd5e25---79779597383.pdfIn PDF document text
- https://accesoriosalmayor.com/images/userfiles/file/suzujise.pdfIn PDF document text
- http://sciattella.net/images/file/danudijij.pdfIn PDF document text
- http://xn--80aafbladvtgxneccoge3bt.xn--p1ai/pict/file/82067679581.pdfIn PDF document text
- https://dintek.eu/uploads/file/60033245403.pdfIn PDF document text
- http://totaleclipsenv.com/wp-content/plugins/formcraft/file-upload/server/content/files/1614fc82f37aa0---gimivina.pdfIn PDF document text
- https://rumahbaruku.com/contents/files/22013460412.pdfIn PDF document text
- https://www.wroclawmodelshow.pl/ckfinder/userfiles/files/zaginox.pdfIn PDF document text
- http://elsped.hu/files/file/34377705387.pdfIn PDF document text
- https://www.alongsideasia.com/wp-content/plugins/super-forms/uploads/php/files/413babd36644caf9b0b3973d9331f28b/sebubipafe.pdfIn PDF document text
- https://chiuman-hk.com/images/file/85777298138.pdfIn PDF document text
- http://sushigonewildtogo.com/uploads/files/23823670713.pdfIn PDF document text
- http://www.tenniscanberra.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/161396b7a30c1f---lodapefapobawove.pdfIn PDF document text
- http://ylphs.com/ckfinder/userfiles/files/wopinibudapinej.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/BvfzZFkJO3s/uplcv?utm_term=your+love+oh+lord+lyrics+and+chordsPDF 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_off00016840.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x16840 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off00018052.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x18052 | 22596 bytes |
SHA-256: 9755412ca4f2ec0a1589ff9c8a9802a50d493ce734f1c9fd66f9a096718917a0 |
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font_02_sfnt_off0001b92d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1B92D | 10632 bytes |
SHA-256: ee355835e822e5a06b31b5d4b4752cbf3215c92b1260ea82353bca90b27a8485 |
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