MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF document was flagged as malicious by ClamAV and an ML classifier. The file embeds a large number of external links characteristic of an SEO link farm. Specific URLs and indicators for this sample are listed in the indicators section.
Machine Learning
- Nyx PDF Classifier malicious score 0.9998
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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://seumenha.ru/strik?utm_term=midsummer+night%2527s+dream+summary+shmoop PDF link annotation
- https://cdn.sqhk.co/sugigevapure/ihuifjh/39934805742.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4387577/normal_600650ae984e3.pdfIn PDF document text
- https://werotibumef.weebly.com/uploads/1/3/4/9/134900185/zawasadami.pdfIn PDF document text
- https://wufodiwefoveve.weebly.com/uploads/1/3/4/8/134891768/06a93496e8404.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4463807/normal_5fd64205957b9.pdfIn PDF document text
- https://cdn.sqhk.co/sevimifogu/jhdghgf/nikivokigibotulaxaxerit.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4415524/normal_600ebc0f4789d.pdfIn PDF document text
- https://gupapuna.weebly.com/uploads/1/3/4/7/134726568/dusafuti_nugosekuxufif.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4367644/normal_602410204c48f.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://wisakixatepifu.epizy.com/vizubapudonugurakuwolino.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/3faccc4b-4ba0-4cd7-aacc-38f3bdded0b8/shatter_me_series_box_set_amazon.pdfIn PDF document text
- http://sabinozugi.epizy.com/less_than_greater_than_symbols_worksheets.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/d8aded43-7e7a-48ff-a646-796bc8ffe037/mapipiparakudamoxaveb.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/7f8218ea-7497-4848-87c7-0e3300243cc9/50377842143.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/f4f0a2ce-8ff6-45c2-a28a-cedc514b8388/fedex_customer_service_hours_reddit.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/fc884ba8-2ad3-406f-bb49-20c5d6fc956d/hansel_and_gretel_original_story_online.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/e87b20c5-d5b6-4979-a74e-88a5d2376378/dobibagorila.pdfIn PDF document text
- http://tiroteta.rf.gd/8973130364.pdfIn PDF document text
- http://nijunopuk.rf.gd/pewegisuxuxid.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
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000fcd9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFCD9 | 5484 bytes |
SHA-256: c49173434bd3c9df3d83edcbca7e39c141f32734de7e30571da7c9dbec45540f |
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font_01_sfnt_off00010f6d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10F6D | 10980 bytes |
SHA-256: 4c55f2c49c6b2b2d1dd4aa9db8fdb9152abd038b046de0e8d974addac1b20770 |
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font_02_sfnt_off00013521.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13521 | 16204 bytes |
SHA-256: a95eff378c135b1ab40d10b3cd1da1bafbc07f86005f57898d079c90d712ddbd |
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