MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file was identified as malicious by multiple heuristics and an ML classifier, with ClamAV detecting it as a phishing trojan. It contains a large number of external links, many pointing to disposable hosting, suggesting a link farm or phishing lure. The embedded URLs are likely intended to redirect users to malicious sites.
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://nipisod.ru/123?utm_term=rise+of+nations++bagas31 PDF link annotation
- https://cdn-cms.f-static.net/uploads/4417045/normal_602cdcde97bde.pdfIn PDF document text
- http://study-english-02.space/bifatanujememuzezafaterexfgcyi.pdfIn PDF document text
- https://pepevifive.weebly.com/uploads/1/3/4/4/134480859/panagok.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4495536/normal_601d25b73968a.pdfIn PDF document text
- https://novomuzedideb.weebly.com/uploads/1/3/1/4/131406537/254556.pdfIn PDF document text
- https://jiludagurifo.weebly.com/uploads/1/3/4/3/134349737/3024417.pdfIn PDF document text
- https://kitawusew.weebly.com/uploads/1/3/4/2/134234725/2f1915.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4497358/normal_6058385d396cc.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4370791/normal_5fce2b91513e3.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4370052/normal_5fd159cb2d6a6.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4463298/normal_6016c115ca97b.pdfIn PDF document text
- http://unreguezff.rest/adoracion_al_santisimo_sacramento_del_altard4xah.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4454167/normal_6003ed3383a6f.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/1aa9e0be-de4d-4d9f-b87d-3b2cafa60379/lattice_energy_of_kcls.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/1c258738-e497-4d50-afc7-cd42cb69e230/how_fast_is_a_2015_ford_mustang_gt.pdfIn PDF document text
- https://3633ae4e-9acc-45df-885e-1bfa1481cb44.filesusr.com/ugd/e73054_20444dbd02ec4ee8945cf1c5469f0755.pdf?index=trueIn PDF document text
- https://7f03322d-63d6-449b-a8c2-a80beffeb2b6.filesusr.com/ugd/2994dd_7f07ede057a849cca19795dde3c77861.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/5f0cf3c2-3f9a-49bc-9317-6b2d10eff407/81595096647.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/eb5d41e0-3284-4fe4-a7fe-c2ca5e851d9d/how_to_improve_listening_skills_and_memory.pdfIn PDF document text
- https://cf336f9a-6a79-4542-9269-5b62d6eb69dd.filesusr.com/ugd/1daf83_50b3fa21f4ac42a2a52113bf35406960.pdf?index=trueIn 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_off000100a8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x100A8 | 5168 bytes |
SHA-256: 084a5027fb5ff73f67fc617f8865864aced2369ec516991cdfb50c982fac7e37 |
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font_01_sfnt_off00011265.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11265 | 17552 bytes |
SHA-256: 912d6199afe08b84db08ce8f97873e040dc3eae0b87e754c0fc8fe5ef6711a69 |
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