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-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://gimoguvi.ru/strik?utm_term=ssr+pit+bike+for+sale+used PDF link annotation
- https://cdn-cms.f-static.net/uploads/4470017/normal_602e8929e78d6.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4403270/normal_604f0294993b9.pdfIn PDF document text
- https://vavivaso.weebly.com/uploads/1/3/0/8/130873957/99a68.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4372723/normal_602e7a30c1c86.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4489440/normal_6027cb1a100b4.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4495536/normal_60262f2e65cc8.pdfIn PDF document text
- https://kafomepavazepa.weebly.com/uploads/1/3/1/4/131409794/2644027.pdfIn PDF document text
- https://cdn.sqhk.co/nilesatu/jiiXRjg/bein_sports_directv_puerto_rico.pdfIn PDF document text
- https://cdn.sqhk.co/mowukirew/WReids1/abilene_reporter_news_job_opening.pdfIn PDF document text
- https://gukevejulolun.weebly.com/uploads/1/3/2/3/132302942/telezo_mofumifejivef_numap_babeja.pdfIn PDF document text
- https://zedazepofa.weebly.com/uploads/1/3/0/9/130969939/8519017.pdfIn PDF document text
- http://wadipogi.medianewsonline.com/wuxi_apptec_prospectus.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4384308/normal_5ff27286f3b56.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4365649/normal_604cd7de26a59.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4419847/normal_6038cd720e08f.pdfIn PDF document text
- https://nobarolibefo.weebly.com/uploads/1/3/1/4/131407117/xituvexirirog.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://lutepotazor.onlinewebshop.net/93859731642.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/02188072-014c-4770-8d47-499d40dd28e8/33197364073.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/e9501839-75fa-4a16-b70d-78e3c5b30a75/vebimimobadozuxapu.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/100a0c63-e975-4201-a756-1395cf247e1c/most_popular_cognitive_biases.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_off0000ec58.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEC58 | 5340 bytes |
SHA-256: fd220f229cf96553405abc3f61eb6e8f20162dfa93a58b2d4ad1bffa2319549c |
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font_01_sfnt_off0000fe8a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFE8A | 10912 bytes |
SHA-256: 22522b75fcd78d4054b742c4cb64bbe543e85e7e37bf1c1514bb168df783f7bc |
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