MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF document is flagged as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. It contains numerous links to external websites, many hosted on compromised WordPress installations, suggesting it functions as a link farm for phishing or malware distribution. The document body, though partially corrupted, contains keywords related to study material, likely a lure to entice users to click on the embedded malicious links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9998
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://wastran.ru/uplcv?utm_term=kas+study+material+in+kannada+pdf PDF link annotation
- https://www.sadcmedia.com/wp-content/plugins/super-forms/uploads/php/files/p4ukg99d41g59er0mauo28u82u/53982792604.pdfIn PDF document text
- https://www.traveltimevipp.com/wp-content/plugins/super-forms/uploads/php/files/ffa5928f404ed47bd94775088d6357c1/8874681372.pdfIn PDF document text
- http://stroynerud-sm.ru/wp-content/plugins/formcraft/file-upload/server/content/files/160a57f10f0237---87306899943.pdfIn PDF document text
- https://cgeminfos.ma/upload/file/14302500000.pdfIn PDF document text
- https://idd.no/ckfinder/userfiles/files/meduxigibumafaragokefofiv.pdfIn PDF document text
- http://eugensa.lt/app/webroot/uploads/userfiles/files/xerefirisufun.pdfIn PDF document text
- https://yourtuscanyguide.com/wp-content/plugins/super-forms/uploads/php/files/9utk7702j1d3k0nglm0lhft4e7/kewuzorutuzujoxim.pdfIn PDF document text
- https://muguet.fr/sites/default/files/file/19407013907.pdfIn PDF document text
- https://camile.vn/wp-content/plugins/super-forms/uploads/php/files/ri27klgfd8nkuko941bh50quuo/funiz.pdfIn PDF document text
- https://mfdesign.hu/files/file/2391965930.pdfIn PDF document text
- https://118highschool.am/wp-content/plugins/super-forms/uploads/php/files/9b546b1f8906b3b19af130f510106d3a/kafug.pdfIn PDF document text
- http://www.rlktechniek.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1608bd70446129---34072867396.pdfIn PDF document text
- http://novaserv.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606cc4d99a45c---71605202327.pdfIn PDF document text
- http://wsp.pl/userfiles/file/4995864234.pdfIn PDF document text
- http://baanpowertrain.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c880897f53b---rilel.pdfIn PDF document text
- https://totalyoumovement.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c64f008c3e5---74926671120.pdfIn PDF document text
- http://fedorahosted.org/lohitIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- 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://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
stream_004_off0000f790.bin |
decompressed-pdf-stream | PDF FlateDecoded stream at offset 0xF790 | 24980 bytes |
SHA-256: 096eddb8844b0d0a2e91be3a2400b698cdebaca74d9f018b1adda025ddd23f39 |
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font_00_sfnt_off0000e586.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE586 | 5324 bytes |
SHA-256: f048966c3df631abeac4c524add9411210a68d459c50fd6f24a7ea4967415fbb |
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font_02_sfnt_off000129ec.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x129EC | 11552 bytes |
SHA-256: 8e7cd9d79254c098a7df3cd589f55fdab3ea6e14832ce059ff9e3d3a503fcd75 |
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