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://zajinet.ru/strik?utm_term=asp.net+interview+questions+and+answers+pdf+free+download PDF link annotation
- https://satupagewamikim.weebly.com/uploads/1/3/4/5/134584558/jopunaxaranew.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4418984/normal_6008b19162a55.pdfIn PDF document text
- https://cdn.sqhk.co/wolowivem/dTicggX/vedatituka.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4447436/normal_6001f527103a3.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4368503/normal_60109ea99c800.pdfIn PDF document text
- https://patewowuxafopon.weebly.com/uploads/1/3/4/5/134595548/9089827.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4384820/normal_5fcaf3d92a17f.pdfIn PDF document text
- https://cdn.sqhk.co/vufisolepu/feaiiif/loud_firecracker_sounds.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4367927/normal_604334cbd8b8c.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4391308/normal_5fe7ca648123c.pdfIn PDF document text
- https://rabuwamefikulo.weebly.com/uploads/1/3/1/3/131398373/filivizun_fejovupoje_pebujiwegiwab.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4419628/normal_5ff31d1ebc811.pdfIn PDF document text
- https://tufafoselebore.weebly.com/uploads/1/3/5/3/135389740/vopumurinememeforiro.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4477878/normal_60323e594d0c0.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4454303/normal_60123d639af35.pdfIn PDF document text
- https://cdn.sqhk.co/sabiseleto/ijb4heT/12470970837.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/59bd8261-41aa-483d-9967-7562c0bcc4f8/kesitonijow.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/7674f86e-7d37-43ad-a99b-e49197870803/chicco_keyfit_caddy_used.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/6ef5b686-64d2-4ca0-a73c-b7c2b12e3ad1/how_does_live_remote_proctoring_work.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/3f15d430-bef7-4529-bce2-db4215134184/zone_of_proximal_development_3_stages.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/f0408771-1c77-42d9-80be-1032f1106cd9/nejopoketadidirozikoga.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/deb03724-b8ae-4e25-8b41-ef580f1e5c4c/dance_80s_music_disco_mix.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/ba0ab1da-e4c3-49b9-8bb6-577874a99610/kazugak.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/8bf37fd6-b536-4039-8074-0009904cf274/casos_de_uso_ejemplos.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_off0001060c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1060C | 5332 bytes |
SHA-256: 70d116eb2ad3717c9f34973f2ae93c3ff9ba002063573c551893af2a69d65df2 |
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font_01_sfnt_off0001185a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1185A | 10544 bytes |
SHA-256: 9964b8c85a62cc68150cb94012e1193e8450d36cf8f45c8f2a2e498ec2855293 |
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