MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous links pointing to compromised CMS upload directories, specifically using the 'formcraft' plugin. This pattern is indicative of a link farm designed to host malicious files or redirect users to phishing sites. The ML classifier and ClamAV detection strongly support a malicious classification, likely related to phishing or malware distribution.
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://bagpack.com.np/wp-content/plugins/formcraft/file-upload/server/content/files/160721e3aa6ddb---likaz.pdf
- https://retentionstudentexperience.com/wp-content/plugins/formcraft/file-upload/server/content/files/160985b320cfe3---31957878536.pdf
- http://ya-ke.cn/admin/upload/29257796861.pdf
- https://evg-prague.fr/wp-content/plugins/formcraft/file-upload/server/content/files/1609108e7770aa---rimawixezowofin.pdf
- https://boldvision.tv/wp-content/plugins/formcraft/file-upload/server/content/files/160baa799ba938---jifamapimorurasemi.pdf
- https://dintek.eu/uploads/file/wuwenedezurulabesinefab.pdf
- https://udachi.co.th/wp-content/plugins/super-forms/uploads/php/files/8sfi3qunpt4gbh88j7qbddsd4s/vulujidabekijosu.pdf
- http://lussoleathertiles.com/test4/EDITOR/example/v2/userfiles/file/18033187598.pdf
- http://www.petersmetalstitching.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/1607662f4d93b7---vifiwezixutekisoxexaxe.pdf
- http://china-baby-clothes.com/d/files/rotivuzemexozerorejeki.pdf
- http://ozdesignhouse.com/app/webroot/uploads/files/53502493726.pdf
- http://canxetaianhduc.com/images/file/61613917743.pdf
- http://brenno-tojestto.pl/userfiles/file/negevabiwod.pdf
- http://www.lentilles-progressives.fr/wp-content/plugins/formcraft/file-upload/server/content/files/160c2aead19afe---xepirafafokufapime.pdf
- https://ahi.com.ua/wp-content/plugins/super-forms/uploads/php/files/9f8f8207e51213f89f5940cf7f02129d/jososonixafaluxivanulid.pdf
- http://93564497.com/userfiles/vesoranepo.pdf
- http://heyumpnd.com/userfiles/file///78393259376.pdf
- https://www.die-umzugsfabrik.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b4c010b7a28---gaxonurime.pdf
- https://motelandratecuci.ro/userfiles/file/24862158562.pdf
- https://www.chartsunlimited.com.ph/wp-content/plugins/formcraft/file-upload/server/content/files/160a8dc5d7fa3d---55067791176.pdf
- https://drvishweshwari.in/userfiles/file/janusogozuzinapokuzu.pdf
- http://www.olympussverige.se/wp-content/plugins/super-forms/uploads/php/files/j56tt1qrf4794u04fuoahencc1/23353614607.pdf
- http://dmn.ca/wp-content/plugins/formcraft/file-upload/server/content/files/1606c7cc665357---nisudubenaranisazakij.pdf
- https://moto-trend.cz/public/files/fck/file/20387172718.pdf
- https://sitebyside.ru/wp-content/plugins/super-forms/uploads/php/files/01855b0d545cc36f1b10e71bee41a9b7/bavalin.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/DOqCt-cVA4I/uplcv?utm_term=what+is+diversification+in+strategic+management
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000e88e.bin4c443d67a6caf97b309734834995166adc2acc7da0536f747d023f3f9ca2eeea |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE88E | 16300 bytes |
font_01_sfnt_off000112ba.bine15287312098771012f2640dbb08dd05f2d92e2e4966c5bfbbef51c3f5910b23 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x112BA | 10936 bytes |
font_02_sfnt_off00012bc0.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12BC0 | 16792 bytes |
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