MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was identified as malicious by ML classifiers and ClamAV, specifically flagged as a phishing trojan. Heuristics indicate it functions as a link farm, with numerous URLs pointing to compromised WordPress sites. These links likely serve as lures for phishing attacks or to distribute further malware.
Machine Learning
- Nyx PDF Classifier malicious score 0.9835
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 http://taiwanglassgroup.cn/userfiles/file/46712653488.pdf
- https://gregor-biffiger.ch/userfiles/file/7834392639.pdf
- https://dipinkrishna.com/wp-content/plugins/formcraft/file-upload/server/content/files/16072c2d9be180---naroxa.pdf
- https://djennebeads.com/nbloom/fckuploads/file/61115939394.pdf
- https://gamletaarnhuset.no/wp-content/plugins/formcraft/file-upload/server/content/files/16075adcf2c85d---16977943561.pdf
- http://xn--90ad5ackt1d.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/50400b72a3c0ba8104b309a2746e8971/49013741791.pdf
- http://antwerp-rentals.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607368f169b05---boden.pdf
- https://www.novet.de/wp-content/plugins/formcraft/file-upload/server/content/files/16078affc0c98b---93084413070.pdf
- http://www.bestlifepolicy.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/1608b80edcef87---pifazibaxebobozu.pdf
- https://weilaimachinery.com/userfiles/files/vavoninonizagejizidud.pdf
- https://agribusiness.pk/wp-content/plugins/formcraft/file-upload/server/content/files/160b06e74a49ea---20952709799.pdf
- https://regalcabs.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/16084b8f67677c---38441240073.pdf
- https://www.nordatec.com/wp-content/plugins/super-forms/uploads/php/files/17cjb8qghbthlukiupfi1nuhh0/tufegupuzusesujo.pdf
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a84d84d3d65---5087913952.pdf
- https://frasertechno.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607c850e6b0e1---saveranolizujasidopi.pdf
- https://jollytime.ru/wp-content/plugins/super-forms/uploads/php/files/fbf77808c52ce9c4a5ed5de005211645/dozadorujunesuga.pdf
- https://dispomydeal.com/wp-content/plugins/super-forms/uploads/php/files/1da2ea504ee8071a0f4cd57d3192720e/ruzufiwovojibele.pdf
- https://thealloywheelcentre.co.uk/wp-content/plugins/super-forms/uploads/php/files/e7e440d17be7d9473ce69e7ef6cebcfe/sowomodapinurewodu.pdf
- http://www.justgiveahand.org/wp-content/plugins/formcraft/file-upload/server/content/files/160ad976909cde---58005232310.pdf
- https://frennphotography.com/wp-content/plugins/formcraft/file-upload/server/content/files/16085d654164a4---40328039209.pdf
- http://www.kilincsweb.hu/fileok/file/lowodesuxigobidototofo.pdf
- http://www.dadosefatos.net.br/wp-content/plugins/formcraft/file-upload/server/content/files/160bad2fc23d39---puvofewowuzidigin.pdf
- https://haps.company/wp-content/plugins/super-forms/uploads/php/files/blrubnckr5kb5ndm52d4f8sj74/tomug.pdf
- http://penzionriverside.cz/files/file/55457290546.pdf
- http://szolnokepul.hu/userfiles/file/fagefowus.pdf
- https://pfgmm.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/160760b9b4f097---2690371395.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/S30rS-6n6vg/uplcv?utm_term=drawn+in+water
- 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_off0000f4d2.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF4D2 | 16792 bytes |
font_01_sfnt_off00010ce8.bin7bab761dee6aedff2639f9b778c004066940ead54e6f9eaf3d3e151c75827595 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10CE8 | 9856 bytes |
font_02_sfnt_off000122b9.bin89ef6ee2d2c41c9b508f98894bed69f29136b8163702c42ece7c564f7f3cfc7b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x122B9 | 17292 bytes |
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