MALICIOUS
164
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF file was flagged as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. It contains numerous links to compromised websites and a deceptive download button, suggesting it is used to lure users into downloading further malicious content. The presence of multiple links to WordPress upload directories and disposable hosting further supports a phishing or malware distribution scheme.
Machine Learning
- Nyx PDF Classifier malicious score 0.9998
Heuristics 7
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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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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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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://synerhu.ru/uplcv?utm_term=class+5+evs+notes+pdf PDF link annotation
- https://shinyjewellers.com/wp-content/plugins/super-forms/uploads/php/files/r8j8h8plubono0bpit95a8rqp9/roxin.pdfIn PDF document text
- https://divinenine.net/userfiles/file/wiwadosekawetakofukimi.pdfIn PDF document text
- https://www.axelendinggroup.com/wp-content/plugins/super-forms/uploads/php/files/ce205bd42ddb0cdfe615581a9a152ccb/nuwiw.pdfIn PDF document text
- http://dom-nenilovo.ru/wp-content/plugins/super-forms/uploads/php/files/eb56008ad664dd179f6c4e00c12f2b09/23344659447.pdfIn PDF document text
- https://atlastoursntravels.com/userfiles/file/tewamexetunep.pdfIn PDF document text
- http://sys-svinding.dk/userfiles/file/71918816812.pdfIn PDF document text
- https://kamarkosong.com/contents//files/14932546280.pdfIn PDF document text
- https://qamarapps.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607b6847d9db5---buxipevopubugebefawi.pdfIn PDF document text
- https://glass-haus.ru/wp-content/plugins/super-forms/uploads/php/files/b9829d40be457f34a27b3d8c5a1dcf7a/82289019281.pdfIn PDF document text
- https://canadiancontractorservices.com/wp-content/plugins/super-forms/uploads/php/files/p7teatbtags4cnejkm6fagb305/lujavadawiluk.pdfIn PDF document text
- https://westcoastmovers.ca/wp-content/plugins/super-forms/uploads/php/files/72jufvealhm74tf45k7qts6gv6/81893624241.pdfIn PDF document text
- http://svs-pm.com/wp-content/plugins/formcraft/file-upload/server/content/files/160af27eae1ea4---51159132599.pdfIn PDF document text
- http://iburgisidimarsala.eu/userfiles/files/80364350799.pdfIn PDF document text
- https://hondamienbac.vn/userfiles/file/zunodowupubekiseg.pdfIn PDF document text
- https://puertoestereo.com/wp-content/plugins/super-forms/uploads/php/files/n5ujbpn5d97qq59gebls55gih3/55205112737.pdfIn PDF document text
- http://sakirnoopo.ru/wp-content/plugins/super-forms/uploads/php/files/071e8759b66c9a62715cc1155fbe8c72/25443831955.pdfIn 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 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000cf48.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCF48 | 5028 bytes |
SHA-256: 6a1b797eb346353007e5ed4ce5503eb0f5509bb3003d0e3551869cee76bea107 |
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font_01_sfnt_off0000e082.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE082 | 10608 bytes |
SHA-256: 4727ebe3afe63786a144e4dc199df70d1a2a9ac9114f6c841b7d8cb86adf135b |
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