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 0.9997
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://mezovuduw.ru/award?keyword=acidos+y+bases+organicos+pdf PDF link annotation
- https://cdn-cms.f-static.net/uploads/4529977/normal_602cb0fe6bc34.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4486778/normal_5fcb3846887d2.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4470677/normal_5fee716c01775.pdfIn PDF document text
- https://cdn.sqhk.co/zupivikeg/NjfHgga/16600361862.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4414679/normal_60218428e6168.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4478683/normal_5fc9454b8a836.pdfIn PDF document text
- https://cdn.sqhk.co/ribobujir/hbjhfji/metal_slug_characters_fio.pdfIn PDF document text
- https://cdn.sqhk.co/fabunavaxa/jaUgfDg/70794611958.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4366381/normal_6020cf482ec2d.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4417040/normal_5fe662b66e638.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://47e244ab-6b1f-4ae7-97e8-86de5b619f9f.filesusr.com/ugd/e1d12c_e11c5ab067e94912b8e5db18f2e4be71.pdf?index=trueIn PDF document text
- https://80c8fd16-4cf8-4f9f-b52b-d6c956df8f3b.filesusr.com/ugd/1a94e8_436ab4b13f744d6eb3a45085d1ee8101.pdf?index=trueIn PDF document text
- https://9c12218e-e157-4070-b33f-4467b3cb42bb.filesusr.com/ugd/0c60a0_b8caa61ffa0e447d893865a33182c15e.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/f9c2822a-f363-4b46-aee0-ad79a5454175/auto_shops_near_me_open_today.pdfIn PDF document text
- https://f06ae689-34e6-4fd9-b749-a5985747e370.filesusr.com/ugd/4117a9_25d5604568ee41b1a2a055a724899eec.pdf?index=trueIn PDF document text
- https://a35b4eae-300a-44a5-b982-8d633984e519.filesusr.com/ugd/19735e_fe0adbbfb77f45dcbcc2cc9d9ec3a4e3.pdf?index=trueIn PDF document text
- https://7648721b-06f4-4917-9c2a-921156fbbd07.filesusr.com/ugd/a7266c_0634777e85a34d2bbb5d3dc769fad790.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/ed45594e-49d4-4ceb-92b9-c4ad2dc025f6/cara_reset_tp_link_tl-wa801nd.pdfIn PDF document text
- https://a001dc82-f31e-4944-9b76-0a8e602b6855.filesusr.com/ugd/e4ee87_43a47dcf1991419d90dfbf3923d29848.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/f4117c42-b107-4b59-946d-fa9f97193bdd/2001_kawasaki_prairie_400_4x4_rear_differential.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/b5462605-8b10-45d3-baff-2209f6f16ca3/how_to_install_cateye_velo_9.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_off0000eb13.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEB13 | 5524 bytes |
SHA-256: d020cdfa6790921d4c567399985bd226df56cad76a81f5bfc3138daf6e1cb4b0 |
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font_01_sfnt_off0000fdf1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFDF1 | 12348 bytes |
SHA-256: a5d1ba4478856b2a6cf328a02d090c1a7b1a7a5e5d315bad1ce5df7dc93af27b |
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