MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF file contains a large number of external links, identified as a link farm. The ClamAV detection and ML classifier strongly indicate maliciousness, likely related to phishing or malware distribution. The embedded links, such as 'https://baarspo.ru/123?utm_term=windscribe+android+tv', suggest a potential attempt to lure users to malicious sites or download further payloads.
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://baarspo.ru/123?utm_term=windscribe+android+tv PDF link annotation
- https://cdn-cms.f-static.net/uploads/4464852/normal_6014be00dcc08.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4414672/normal_6037e42278e72.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4495400/normal_5fe44795d1ffb.pdfIn PDF document text
- https://legutuxubumid.weebly.com/uploads/1/3/1/8/131872058/pegos-seluxowesana-kovetejixotipot.pdfIn PDF document text
- https://kesizibewasi.weebly.com/uploads/1/3/0/8/130813921/vopudu_pezofowema.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4424637/normal_5fcb102185b9d.pdfIn PDF document text
- https://jabevemejo.weebly.com/uploads/1/3/1/4/131483275/foditebamokazew.pdfIn PDF document text
- https://jirakeleda.weebly.com/uploads/1/3/5/9/135992973/liduvikewa-pidazi-xemejajox-xorin.pdfIn PDF document text
- https://pexagujunivati.weebly.com/uploads/1/3/4/6/134684520/pufonef_wodafomurudaleg_popupodomobofef.pdfIn PDF document text
- https://kipowiginudi.weebly.com/uploads/1/3/1/3/131383469/1987688.pdfIn PDF document text
- https://zikegebuner.weebly.com/uploads/1/3/4/8/134856814/sajedawivizo.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4393348/normal_606206861197c.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4420939/normal_60209b5121dfb.pdfIn PDF document text
- https://kokubuzo.weebly.com/uploads/1/3/4/0/134017800/216bfa756c2d.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4471256/normal_6021a2a04c3b0.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://funizenobuwuka.epizy.com/simple_present_exercises_for_beginners.pdfIn PDF document text
- https://s3.amazonaws.com/legobegutulo/mowijiparupati.pdfIn PDF document text
- https://s3.amazonaws.com/rojalexipokadaz/yahoo_mail_application_for_android.pdfIn PDF document text
- https://s3.amazonaws.com/musoxifuvitalo/63497161787.pdfIn PDF document text
- http://buziluzune.epizy.com/manual_de_bases_de_datos_sql.pdfIn PDF document text
- https://s3.amazonaws.com/jewizopukuni/kyocera_printer_180_drivers_free_download.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_off000105be.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x105BE | 5112 bytes |
SHA-256: 59f487911da1a30f7b0648e0dc7fc3f5a7309bd1cccdd7b883684ffec3054e10 |
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font_01_sfnt_off00011744.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11744 | 10928 bytes |
SHA-256: 7f7c669eedd7a2f0a4e1e07a437f9f63e1f49d4bf1db3313b77ae36f192527dd |
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