MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file was identified as malicious by multiple heuristics and an ML classifier, with ClamAV detecting it as a phishing trojan. It contains a mass of external links, many pointing to disposable hosting, suggesting a link farm or SEO manipulation tactic. The primary malicious URL identified is https://gimoguvi.ru/123?utm_term=antioxidant+foods+list+pdf, which is likely used to redirect users to further malicious content or phishing sites.
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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Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARMSmall PDF contains many clickable external PDF links, mostly clustered on one host. This matches generated SEO/link-farm PDF carriers used to route users into malicious or unwanted-software delivery chains, rather than a normal document citation pattern.
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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://gimoguvi.ru/123?utm_term=antioxidant+foods+list+pdf PDF link annotation
- https://cdn.sqhk.co/vijukifezu/giriMR3/96140189875.pdfIn PDF document text
- https://cdn.sqhk.co/jovojatubo/j7MOehc/xinololudikesilitumagenun.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://16e729f2-8c5c-4787-b670-14aeba6c5e03.filesusr.com/ugd/ac55e2_0678ac3ddec8460aa5969a64eff5b3dc.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/2785d1e5-969d-4f07-9c02-cf51c8ead20a/65118645415.pdfIn PDF document text
- https://52ed6390-a5c1-4502-9f93-599cf6d98ad1.filesusr.com/ugd/f7fbc8_b02fcf0519e6484291cb0f0c5a818f83.pdf?index=trueIn PDF document text
- https://29aa9d28-cc9d-45fc-8d86-3718b5881c84.filesusr.com/ugd/74c34a_147c980ebd684ec08ee88aaf1b8eab00.pdf?index=trueIn PDF document text
- https://1dab3517-3db0-43ff-9fd6-b65b51f65b60.filesusr.com/ugd/565485_731492bbd7b1473d93906a09367e9fc0.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/9253c508-4005-4f48-8d14-b2f9a81c9777/fegijure.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/aa4b0c41-79c4-4bb9-b4dd-0c49df63d27e/kusegirobejodizutog.pdfIn PDF document text
- https://972af30b-04c2-4618-b911-83ba0b7fef9e.filesusr.com/ugd/84a5c6_8fb47cf59cc8415b94d3d319d1b5e52a.pdf?index=trueIn PDF document text
- https://0c2a99dd-71fd-4a0d-b96f-672cfa785c21.filesusr.com/ugd/515c54_f626068249f548e1ac5f4fd7dbf24f62.pdf?index=trueIn PDF document text
- https://83d12552-0bc1-4415-b221-1da25caacb9b.filesusr.com/ugd/1e11d0_08d6dc0b9f234fefbeb7a749871f5260.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/907bc846-5256-453c-8733-ddc029d042ce/rovuxof.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/fda9b875-75c3-4f9b-b91f-6e9085fb9a03/xubavabenizawerorokokoko.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/406c6f04-bca9-405b-9d2a-3f22d5c989f9/huskee_lawn_mowers.pdfIn PDF document text
- https://7ec9ed57-df89-401a-953b-45744c150cee.filesusr.com/ugd/6e3131_9948a4a2da844b878ee3a19b38eb973d.pdf?index=trueIn PDF document text
- https://28a90398-13b1-4b58-b54c-ed045a6bddf2.filesusr.com/ugd/7e9e1f_6369adb3845848f9a34c28798fe56067.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/dc1932c7-b2cb-460e-a331-402f7084ffd7/91078076481.pdfIn 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_off0000c863.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC863 | 4996 bytes |
SHA-256: 9cea5cf7ce86a94b5df43ef4be14aa24d249c4765a466ea8b3a4929847aeace2 |
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font_01_sfnt_off0000d97f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD97F | 9008 bytes |
SHA-256: 6307d10c452ed9c707eace540bf9ddd526ca1f3bd68435350d26563a9e824a6b |
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