MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file is identified as malicious by ML classifiers and ClamAV, indicating a phishing or trojan payload. The document leverages a link farm strategy, pointing to numerous compromised WordPress sites and disposable hosting domains, likely to distribute a second-stage payload. The embedded URLs, such as 'https://drafthe.ru/uplcv?utm_term=cca131+exam+dumps', are designed to trick users into downloading further malicious content by impersonating exam dumps.
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://drafthe.ru/uplcv?utm_term=cca131+exam+dumps PDF link annotation
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a22e3856a8e---nufuwupewujetevedevevefu.pdfIn PDF document text
- http://www.contectrade.hu/fckfiles/file/wuxobuvukakek.pdfIn PDF document text
- http://jeugdopdewetenschapsagenda.nl/wp-content/plugins/formcraft/file-upload/server/content/files/160b855140e849---sobanaf.pdfIn PDF document text
- https://hzautomatisering.nl/userfiles/file/49518506185.pdfIn PDF document text
- http://www.ponderosafestival.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c20fdff0db6---fupaduxi.pdfIn PDF document text
- http://daugiavanthienphuoc.com/media/ftp/file/11880249777.pdfIn PDF document text
- https://www.chauffeur-prive-nice.fr/wp-content/plugins/formcraft/file-upload/server/content/files/16087195060c97---pefofatumijaboxi.pdfIn PDF document text
- http://www.whirlpool-beachcomber.at/wp-content/plugins/formcraft/file-upload/server/content/files/16080c3acc52ac---vimuxomisibumawetonodojuk.pdfIn PDF document text
- http://cherryontop.pl/upload/fotki/file/rekanuvupugamavejesivab.pdfIn PDF document text
- https://athensviptour.com/wp-content/plugins/super-forms/uploads/php/files/386a03a0dcfbacbc7d32904406908f76/32345164485.pdfIn PDF document text
- https://thepetrichortouch.com/wp-content/plugins/super-forms/uploads/php/files/4e95kls9qudp33uliunelhvsvm/desizesoxiduxavugugib.pdfIn PDF document text
- https://vdbergelectro.nl/wp-content/plugins/super-forms/uploads/php/files/dca73f0f9fc19726201328f8c790465f/80568558334.pdfIn PDF document text
- http://provia-events.de/pics/fotos/1/file/xavofifadosajito.pdfIn PDF document text
- https://uaqbakery.com/wp-content/plugins/formcraft/file-upload/server/content/files/160920c2bb939e---63726735057.pdfIn PDF document text
- https://soalmatematik.com/userfiles/file/fokiraleputax.pdfIn PDF document text
- https://plentis.eu/ckfinder/userfiles/files/55126518237.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.daltonmaag.com/In 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 |
|---|---|---|---|
font_00_sfnt_off0000bb26.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBB26 | 4936 bytes |
SHA-256: b2612f2791d3b7dc2eafc5758de79ef2a49b39edad8f95e461abbbcbe9224c02 |
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font_01_sfnt_off0000cbee.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCBEE | 10572 bytes |
SHA-256: 9ddbb5a57bf871f5685ddb93882711ca504843418f09d21cfe4ae2568f1225d6 |
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font_02_sfnt_off0000efd8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEFD8 | 4324 bytes |
SHA-256: a542ec26cea93e049a2e27cd59b1347dd9bbdea13775fd7b822b3c2b3136116f |
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