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 0.9993
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/strik?utm_term=good+romantic+books+to+read+for+young+adults PDF link annotation
- https://cdn-cms.f-static.net/uploads/4393028/normal_60165fd8b4081.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4409826/normal_6026f74c3255c.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4418166/normal_603f7ed3bce2e.pdfIn PDF document text
- https://bazafegaxu.weebly.com/uploads/1/3/1/3/131383427/18755d9c266.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4454046/normal_603329c53890a.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4370768/normal_6028a6e375de0.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4465949/normal_5ff5e2d772ae3.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4452206/normal_5ff161bdbda52.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4456387/normal_5fccfa51ea667.pdfIn PDF document text
- https://kibodoru.weebly.com/uploads/1/3/2/6/132695707/debevit_xevez_jivaridokak.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4469630/normal_6035ff1f248c3.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4488556/normal_601ae7e3f1bf0.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4496146/normal_605f574f4180f.pdfIn PDF document text
- https://dewuvibemezifo.weebly.com/uploads/1/3/4/7/134763410/kejiwifuserokogaz.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4390057/normal_5fda8fdf63a3b.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4499299/normal_603fbcd8564ef.pdfIn PDF document text
- https://kagilomit.weebly.com/uploads/1/3/4/6/134669997/296bd3e72a9f7.pdfIn PDF document text
- https://buzixigadojaw.weebly.com/uploads/1/3/5/3/135316262/af8eb9.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://vapojolojumow.rf.gd/kenagowuro.pdfIn PDF document text
- https://s3.amazonaws.com/wanasuvedigo/wind_in_the_willows_play_script.pdfIn PDF document text
- https://s3.amazonaws.com/kobivimelelo/8703989738.pdfIn PDF document text
- https://s3.amazonaws.com/jusuberu/diet_reset_book.pdfIn PDF document text
- http://wisotoginiso.rf.gd/como_aprender_ingles_livro.pdfIn PDF document text
- https://s3.amazonaws.com/xeropizuwe/2666778116.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_off0000fb4e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFB4E | 5680 bytes |
SHA-256: 8717e55c0b82149fb9a62d84054943b825c0d809fbd17e9e12d00c2975a892e0 |
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font_01_sfnt_off00010e97.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10E97 | 10828 bytes |
SHA-256: be874f4e1bff5d208d7534781531db6594890151858a8b4c08e4ae87b8d56912 |
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