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 0.9998
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://traffset.ru/123?utm_term=2006+nissan+altima+repair+manual PDF link annotation
- https://robavefozaxun.weebly.com/uploads/1/3/4/3/134379548/vizenulo.pdfIn PDF document text
- https://wokugosag.weebly.com/uploads/1/3/4/3/134339956/b6a5726242.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4366036/normal_5f87279008cd5.pdfIn PDF document text
- https://fikifiwokadekaw.weebly.com/uploads/1/3/4/5/134585034/6b7dd.pdfIn PDF document text
- https://kobekasi.weebly.com/uploads/1/3/4/5/134588699/suxibagup_wujidoge_fijetof_fizibigemo.pdfIn PDF document text
- https://fatanavaxiwakat.weebly.com/uploads/1/3/4/6/134606547/57d6fae778ae45.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4365619/normal_5f914d6fc161a.pdfIn PDF document text
- https://sikefaliwubu.weebly.com/uploads/1/3/4/3/134375420/ef7c9dbd3d87a3.pdfIn PDF document text
- https://ritosameb.weebly.com/uploads/1/3/4/2/134266106/lijufu-rugalipet-noxivor.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://uploads.strikinglycdn.com/files/ec9b295d-37e6-47a3-ad3e-75cc9f8d12b4/32534690586.pdfIn PDF document text
- https://s3.amazonaws.com/wilugugo/opsc_aso_syllabus_2018_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_off0000e9ad.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE9AD | 5300 bytes |
SHA-256: 5af6bca52229a2c8999ba881bfc26ea863d7ff38d98d8adba43fc9a67d71b262 |
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font_01_sfnt_off0000fb90.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFB90 | 11424 bytes |
SHA-256: a0d517443753a1eb6af22cd552e846d03f93da60087b1c3122a67a2834797041 |
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