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 0.9996
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://bologen.ru/strik?utm_term=nican+mopohua+text PDF link annotation
- https://cdn-cms.f-static.net/uploads/4495393/normal_604dec83a1fbd.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4366398/normal_604cc2263bcd8.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4368985/normal_606206d17f17c.pdfIn PDF document text
- http://kejoxemubogese.mywebcommunity.org/young_living_compensation_plan_fast_start_bonus.pdfIn PDF document text
- http://tufofol.medianewsonline.com/19962165334.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4381297/normal_602560af82cb4.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4390660/normal_5ffa8bd56cbe4.pdfIn PDF document text
- http://faxozulakevosos.iblogger.org/traitement_chlamydia.pdfIn PDF document text
- http://gadalonevuv.iblogger.org/lizukukukilumaxavirowirut.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4488572/normal_5fe80ed6f158a.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4477629/normal_5ffdb13668c38.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4426686/normal_602961b0b17b8.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4404980/normal_602a34363c1ed.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.daltonmaag.com/In PDF document text
- http://fuguzametekobo.myartsonline.com/24848546177.pdfIn PDF document text
- https://72858ab8-d36f-4bc2-b208-e5ec56e76d01.filesusr.com/ugd/3a4e0e_1e4fc058d7904f01b62e7b5f70035755.pdf?index=trueIn PDF document text
- http://xevarefuwiku.epizy.com/zezavejarotaxale.pdfIn PDF document text
- http://zabukek.rf.gd/94060086593.pdfIn PDF document text
- https://s3.amazonaws.com/wovisak/26160457431.pdfIn PDF document text
- https://s3.amazonaws.com/dibedamoka/37307781712.pdfIn PDF document text
- https://0e098354-e5d1-4afc-9be7-763a70ae5e44.filesusr.com/ugd/ef253e_def34d87b82b4e12be0a4fd7aab4297e.pdf?index=trueIn PDF document text
- http://kamaxunavag.epizy.com/xalugefugopifixo.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000ed11.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xED11 | 4784 bytes |
SHA-256: 43c6cfb64bcaecf2da405153d1d367e459b7410e040c767231d644b3cbe23461 |
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font_01_sfnt_off0000fd30.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFD30 | 11228 bytes |
SHA-256: 340dc7fa93210b7d5ab7c6e5f01abf588997efcdf99cae2e733d7b0e8fbc22fd |
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font_02_sfnt_off00012394.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12394 | 4324 bytes |
SHA-256: 1158d95dac44631f497756703988ba3645251422e7ff0015d3fca430225e7c3e |
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