MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file was identified as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. The heuristics reveal it functions as a link farm, embedding numerous external URLs, with a primary suspicious URL being https://jumiwimov.ru/award?keyword=peter+drucker+pdf+books. The document's structure and embedded links suggest it is designed to redirect users to potentially harmful content, possibly for phishing or SEO spam.
Machine Learning
- Nyx PDF Classifier malicious score 0.9996
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://jumiwimov.ru/award?keyword=peter+drucker+pdf+books PDF link annotation
- https://mojivisosodarez.weebly.com/uploads/1/3/4/0/134096231/6984669.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4461484/normal_5fc85c82d6908.pdfIn PDF document text
- https://kadeniki.weebly.com/uploads/1/3/4/0/134097858/xepifu.pdfIn PDF document text
- https://cdn.sqhk.co/letinumi/hcKn4jg/jasper_report_expression_editor.pdfIn PDF document text
- https://cdn.sqhk.co/jukowejazus/2jgimie/sejuwigipuduvaxekona.pdfIn PDF document text
- https://movadopudi.weebly.com/uploads/1/3/0/9/130969115/9c86fc.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4462696/normal_60231b033e9c6.pdfIn PDF document text
- https://cdn.sqhk.co/sifilefu/NjiXhf2/subway_surfers_promo_codes_that_work.pdfIn PDF document text
- https://bugebapujeze.weebly.com/uploads/1/3/1/6/131606260/5321758.pdfIn PDF document text
- https://gipumoku.weebly.com/uploads/1/3/4/7/134710759/5ce1e006d33bd6b.pdfIn PDF document text
- https://wafiludelo.weebly.com/uploads/1/3/1/4/131437380/wilob.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4425501/normal_5ffd74f0df3e6.pdfIn PDF document text
- https://mifimixaxenerut.weebly.com/uploads/1/3/3/9/133999571/sewofuv.pdfIn PDF document text
- https://cdn.sqhk.co/kapokosop/ifjgoge/9811891328.pdfIn PDF document text
- https://nulaxevaximuji.weebly.com/uploads/1/3/0/7/130776814/kezejedofalodawaz.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4486051/normal_5ff78666e4bfc.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://de315c38-daa2-4293-b666-e554ba9b7d65.filesusr.com/ugd/564d2e_b26ebcf1c58b4674bfe4a69970646d93.pdf?index=trueIn PDF document text
- https://19f621d4-ab03-49b5-bf1d-c78de40104d4.filesusr.com/ugd/bc84a3_7b872053292b40de9f27921da7e1aa34.pdf?index=trueIn PDF document text
- https://02314edc-d025-420b-9d62-795437f25c47.filesusr.com/ugd/4f0fc1_f9444bb6a7cf442786e24aa7069e25f2.pdf?index=trueIn PDF document text
- https://e82ff0bd-cb1a-4782-8b92-0a0fb7657660.filesusr.com/ugd/d17951_e54c5f4c0d6f435994b1be2c681b6d74.pdf?index=trueIn PDF document text
- https://0f4267a5-27df-427f-b7ff-de3c6d4a4cd0.filesusr.com/ugd/9e4921_232202d07e124e04a82dc1486d2a7abf.pdf?index=trueIn 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_off0000fec5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFEC5 | 5112 bytes |
SHA-256: 4908ea59b0272863f85156a6dd63252dc047f3fe8871f63f281f6b5bc3dfccd7 |
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font_01_sfnt_off0001103f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1103F | 12372 bytes |
SHA-256: 123a8a61d20e848eaf147ebde183676d3ac1ba8678b7d8fe2dbf463e19338b0b |
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