MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous external links, many pointing to compromised CMS upload directories, suggesting a link farm designed to redirect users. ClamAV and ML classifiers flagged this PDF as malicious, specifically as a phishing trojan. While no scripts were explicitly extracted, the nature of the link farm and the detection names indicate a probable phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9973
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://www.zaantraining.nl/wp-content/plugins/formcraft/file-upload/server/content/files/160b342acad466---92604508886.pdf In PDF document text
- https://www.mixedclass.com.au/wp-content/plugins/super-forms/uploads/php/files/dvdf76laem2qhn4lct47r97mhd/winipurikisabadaxikepa.pdfIn PDF document text
- https://sahyadrisevasanstha.in/userfiles/file/52500279410.pdfIn PDF document text
- http://www.kissdocs.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/1608715c543bd2---nosupamulejuwopurulakev.pdfIn PDF document text
- https://edu-mate.kr/_UploadFile/Images/file/99303779495.pdfIn PDF document text
- http://canyonoaksmtg.com/~duckdi5/canyonoaksmtg.com/content/file/wofajimiboduda.pdfIn PDF document text
- https://highrise.pl/file/74616641099.pdfIn PDF document text
- http://texmet.pl/userimages/file/86295539838.pdfIn PDF document text
- http://mail-ex.net/userfiles/file/nufukokofuwirobupedep.pdfIn PDF document text
- http://toonesk.com/upload/99182347689.pdfIn PDF document text
- http://friluftsgruppen.se/wp-content/plugins/formcraft/file-upload/server/content/files/160b5b82051d85---99280780005.pdfIn PDF document text
- http://yjccnc.com/upload/files/24517486352.pdfIn PDF document text
- https://marksiegeldds.com/wp-content/plugins/super-forms/uploads/php/files/bfe6d3366c5258dc2bb067a76915f16e/8995752792.pdfIn PDF document text
- http://stuarteisbrucklaw.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/xabunulikiwasax.pdfIn PDF document text
- https://xn--hjrnskadeakademien-mtb.se/userfiles/file/38836185831.pdfIn PDF document text
- https://www.properties-thassos.com/wp-content/plugins/super-forms/uploads/php/files/n7kfs6goidbkh2tj7jalh7ia6k/39727672300.pdfIn PDF document text
- http://lurome7071.com/clients/e/ec/ec9741bbacd2a64db66b94b03f3cd24d/File/fitezes.pdfIn PDF document text
- http://www.sarajevo-inn-grunewald.com/wp-content/plugins/formcraft/file-upload/server/content/files/16092405a684d6---pufulu.pdfIn PDF document text
- http://straub-online.ch/userfiles/files/84114773641.pdfIn PDF document text
- https://oiweld.com/wp-content/plugins/super-forms/uploads/php/files/e1ce78eebaedb46764cab87a9976068f/18795313472.pdfIn PDF document text
- http://gldbirdgel.com/user_img/files/15687200601.pdfIn PDF document text
- http://www.tecnotrefg.it/wp-content/plugins/formcraft/file-upload/server/content/files/160bb41b0e2ae5---kamugutadumadojidako.pdfIn PDF document text
- http://dynamic1984.com/user_file/file/wewigedamivekutan.pdfIn PDF document text
- http://stonestudio.pl/files/upload/file/wosudesikowosavurifibiw.pdfIn PDF document text
- http://yaeram.com/userData/board/file/mufepibune.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/YTWXjIUwRh0/uplcv?utm_term=veer+zaara+full+movie+online+youtubePDF 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_off0000c4c1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC4C1 | 16532 bytes |
SHA-256: 3099e30d1d1025f7826741aa0bcf4d0533c7e2f7e76f0ef16aaa5ff9a4d898b9 |
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font_01_sfnt_off0000efd7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEFD7 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off000107ee.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x107EE | 10656 bytes |
SHA-256: daebdc293dc99555bcdebed4a25e3dd1d65ba9ac867801cf20ebfdd0ec2b209b |
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