MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file was identified as malicious by a machine learning classifier and ClamAV, indicating a high likelihood of malicious intent. The document contains numerous embedded URLs, many pointing to compromised WordPress upload directories, suggesting it functions as a link farm to distribute further malicious content or conduct phishing. The presence of external URIs and link farms on disposable hosting further supports this assessment.
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://queure.ru/uplcv?utm_term=how+to+train+your+dragon+homecoming+watch PDF link annotation
- http://www.qookspot.kitchen/wp-content/plugins/formcraft/file-upload/server/content/files/16081844ad6254---zizabodak.pdfIn PDF document text
- http://ferrocom-spb.ru/userfiles/files/folufajupejadineluvasisid.pdfIn PDF document text
- http://cameronhaddock.com/wp-content/plugins/formcraft/file-upload/server/content/files/160aaa20972363---58165718051.pdfIn PDF document text
- http://davidhammerstein.org/userfiles/file/sudiwilirupejor.pdfIn PDF document text
- https://www.abaco-engineering.it/wp-content/plugins/formcraft/file-upload/server/content/files/160c89668167c8---navudamexetibexotodu.pdfIn PDF document text
- http://gingerwooddesign.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607d05b203647---67170086326.pdfIn PDF document text
- http://www.sevenchurchestour.net/seven/wp-content/plugins/formcraft/file-upload/server/content/files/160723d2aec74d---zibul.pdfIn PDF document text
- https://kajariaadsevents.com/admin/uploads/file/85837719946.pdfIn PDF document text
- https://europeancustomtailor.com/wp-content/plugins/super-forms/uploads/php/files/b9d946a2289cf3015ac3d3aee9173a29/58587747518.pdfIn PDF document text
- https://audreyheselmans.com/_files/file/18309595321.pdfIn PDF document text
- http://naturallabs.fr/userfiles/file/72912126557.pdfIn PDF document text
- http://www.sunarsurdurulebilir.com/wp-content/plugins/super-forms/uploads/php/files/q09dp9bis0mcik46mdl1rrerp4/63783510800.pdfIn PDF document text
- http://www.dj-csnl.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1609707f7baf6d---26306770434.pdfIn PDF document text
- https://almoheetmanpower.com/public_html/userfiles/file/85814105223.pdfIn PDF document text
- https://peilimineko.com/userfiles/file/95477635795.pdfIn PDF document text
- https://boucherienabli.com/uploads/FCK_files/file/90182130441.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_off0000b69e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB69E | 5180 bytes |
SHA-256: 2c3289e12fb8d0b9171dc5bb230e84a5873df244f442d3ace4ea2cbe13190e12 |
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font_01_sfnt_off0000c816.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC816 | 11168 bytes |
SHA-256: 9669da9a5d04290521955b080b37a5247a622d21b843b3cc892aa7fe2f4d4bf7 |
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font_02_sfnt_off0000edd9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEDD9 | 4324 bytes |
SHA-256: 9f355172d696dda274cac500966718f112ce76951f19577ac4888987ea6471b2 |
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