MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file is identified as malicious by multiple heuristics and a machine learning classifier, indicating a phishing and link farm attack. It contains numerous external links, many hosted on disposable domains, designed to redirect users to other sites. The document body, though heavily obfuscated, suggests a lure related to 'El mundo de sofia' to entice users to click on these links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9993
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://mezovuduw.ru/strik?utm_term=el+mundo+de+sofia+resumen+corto+por+capitulos PDF link annotation
- https://binazinir.weebly.com/uploads/1/3/4/1/134108718/4494630.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4370073/normal_5fdaf924d7d64.pdfIn PDF document text
- https://dixozetazexode.weebly.com/uploads/1/3/4/4/134472526/wexejuvunugun_bazifusa.pdfIn PDF document text
- https://pulezigo.weebly.com/uploads/1/3/4/6/134600697/a29218851.pdfIn PDF document text
- https://jiduwaramusova.weebly.com/uploads/1/3/4/8/134854614/4b536e.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4465277/normal_60029532906dd.pdfIn PDF document text
- https://genefitagujutun.weebly.com/uploads/1/3/5/3/135392589/4589066.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4381095/normal_60682a04929b1.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4471960/normal_6047f4f4e7d51.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4403684/normal_5fd2fcb5bb873.pdfIn PDF document text
- https://fumunavizagoz.weebly.com/uploads/1/3/4/2/134235019/diratosodujowar-dezidenemulob.pdfIn PDF document text
- https://jutemutugitut.weebly.com/uploads/1/3/4/6/134617260/907134.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4445864/normal_60678faa7ddee.pdfIn PDF document text
- https://vurejubi.weebly.com/uploads/1/3/1/4/131454114/xonuxodemadasuwolila.pdfIn PDF document text
- https://fewifaki.weebly.com/uploads/1/3/4/5/134578400/3e89a1.pdfIn PDF document text
- https://dunawotota.weebly.com/uploads/1/3/1/4/131438316/945f7e7.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4495531/normal_5fe5b1eac2a7b.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4495043/normal_5fc7ef3b8a083.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4367622/normal_605ac6b012838.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://s3.amazonaws.com/lezopobigeza/wekogozufiposepiga.pdfIn PDF document text
- https://s3.amazonaws.com/jipowumat/wakisogafobis.pdfIn PDF document text
- https://s3.amazonaws.com/rizijubovapuk/21232846515.pdfIn PDF document text
- https://s3.amazonaws.com/defipedibe/philips_tv_manual_remote.pdfIn PDF document text
- https://s3.amazonaws.com/safago/kowetaz.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_off0000f167.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF167 | 5256 bytes |
SHA-256: e3ea3bf7e7eba97239a897bf924c1ba6174246c90a99113b67f15c53eb4d504f |
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font_01_sfnt_off00010336.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10336 | 12280 bytes |
SHA-256: a5b3de40cabdccbbaa5dfd1d226dbee3594a37779e42f7cd8f3d93ae631f1e56 |
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