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 malicious intent, likely related to phishing or distributing further malware. The primary attack pattern involves directing users to a multitude of external URLs, many of which are hosted on disposable domains, suggesting an attempt to obscure the ultimate destination or evade detection.
Machine Learning
- Nyx PDF Classifier malicious score 0.9998
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://golowaki.ru/strik?utm_term=los+siete+habitos+de+la+gente+altamente+efectiva+pdf+stephen+covey PDF link annotation
- https://static.s123-cdn-static.com/uploads/4369310/normal_5fc60152616b9.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4501963/normal_5fd3996a3c8f5.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4481166/normal_5fcc38e432665.pdfIn PDF document text
- https://fuxarudoniw.weebly.com/uploads/1/3/5/3/135350341/f4fa0977d.pdfIn PDF document text
- https://cdn.sqhk.co/tivinarafuvu/oFZibio/voicemod_android_app_download.pdfIn PDF document text
- http://lotibamuzuti.scienceontheweb.net/vixavoriguloralixo.pdfIn PDF document text
- https://cdn.sqhk.co/jubawiwa/ibAheja/4740298743.pdfIn PDF document text
- https://jivimukik.weebly.com/uploads/1/3/0/7/130775904/mojuzupomo-ponasataje.pdfIn PDF document text
- https://xemibunadagom.weebly.com/uploads/1/3/4/6/134639404/4644900.pdfIn PDF document text
- https://xulasimij.weebly.com/uploads/1/3/2/8/132814518/1219828.pdfIn PDF document text
- https://labudadujuw.weebly.com/uploads/1/3/1/6/131637223/2231295.pdfIn PDF document text
- http://motarojetox.sportsontheweb.net/used_car_buying_checklist.pdfIn PDF document text
- http://jajokojunewi.mypressonline.com/49680936916.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4443354/normal_6023d797a030a.pdfIn PDF document text
- https://cdn.sqhk.co/leperanurosi/JhbZiVI/milan_italy_map.pdfIn PDF document text
- https://tasiwusod.weebly.com/uploads/1/3/5/3/135351817/bewutenig.pdfIn PDF document text
- http://lurubalopare.sportsontheweb.net/98700106981.pdfIn PDF document text
- https://xatodibe.weebly.com/uploads/1/3/5/9/135966399/dexavulikerex.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://vovojoj.atwebpages.com/program_convert_to_word_free_download_full_version.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_off00012f00.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12F00 | 5716 bytes |
SHA-256: 97d6432c3328aafb0c1d834ea81208c88b49a18526d532afde1d0824d80ac1d7 |
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font_01_sfnt_off00014267.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x14267 | 12780 bytes |
SHA-256: cc4374d7e80b9dca00f2a5f5ee22cea6f2a939c1effe76e2780b227e5ddb3866 |
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