MALICIOUS
156
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 5
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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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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://traffking.ru/123?utm_term=conceptual+chemistry+pdf PDF link annotation
- https://cdn-cms.f-static.net/uploads/4416331/normal_5fb4d4a187d6d.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4411498/normal_5fae1b089e5bb.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4382782/normal_5f956a249b978.pdfIn PDF document text
- https://nitaluba.weebly.com/uploads/1/3/4/3/134348735/0afdd42.pdfIn PDF document text
- https://laverikiwife.weebly.com/uploads/1/3/4/5/134502667/4004344.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://uploads.strikinglycdn.com/files/54016ee7-bf9b-40ea-8e5a-5fc6d162e3aa/patis.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/2032b4e9-9330-40dc-a25c-56a8d96abd81/50889741117.pdfIn PDF document text
- https://s3.amazonaws.com/wajufifenoxuj/pairs_of_angles_worksheet.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/09aa5483-9ff7-4317-930a-57c094d5694f/2007_dodge_caliber_repair_manual_download.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/97b07932-6bb1-47bd-b17f-85baa72d319e/panico_na_floresta_6_filme_completo_dublado_online.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/c8bda850-10ad-458e-9804-b0cd067c96e7/tifene.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_off0000cb30.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCB30 | 5404 bytes |
SHA-256: 489e73318217dfa731276cc1992780b94a512fc3752d779b2edf439dbcc9321d |
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font_01_sfnt_off0000dd65.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDD65 | 10104 bytes |
SHA-256: 6edfa8fecb5b50a0b96644af8660686e083a50288ea4e83171bb880967da7fb5 |
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