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-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://golowaki.ru/strik?utm_term=bose+soundlink+3+firmware+update PDF link annotation
- https://cdn-cms.f-static.net/uploads/4380228/normal_60317618b1c16.pdfIn PDF document text
- https://xisasuwida.weebly.com/uploads/1/3/4/4/134472621/565e4d55.pdfIn PDF document text
- https://tuvitewolejuxow.weebly.com/uploads/1/3/4/6/134615754/pogirilefipeka.pdfIn PDF document text
- https://totapige.weebly.com/uploads/1/3/1/4/131483287/gulewigosejus.pdfIn PDF document text
- https://takojozosuliwo.weebly.com/uploads/1/3/0/7/130739597/guzis_resanow_saguduselufeka_damelolor.pdfIn PDF document text
- http://buzifun.22web.org/canada_online_visa_application_form_nigeria.pdfIn PDF document text
- https://lenapejasuma.weebly.com/uploads/1/3/4/7/134749539/musujikukede_loxetuxetomusi_vimiwawevuwu.pdfIn PDF document text
- https://xowunaxevome.weebly.com/uploads/1/3/4/6/134679103/2156748.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4380088/normal_5fd974d23b250.pdfIn PDF document text
- https://fadatofi.weebly.com/uploads/1/3/1/3/131381363/1661178.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4412584/normal_6059e4a5b199a.pdfIn PDF document text
- https://zopokobo.weebly.com/uploads/1/3/1/3/131383813/disibanugub_wurer.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/f1566f28-a4ad-4167-9db5-8dd19afa9684/ridepi.pdfIn PDF document text
- http://sasitegeke.epizy.com/68307925163.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/6f4e82c7-e898-4e11-9d85-49fbd1322a3b/62409398957.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/4ecd237d-fed6-45ad-90dc-14cfc8156077/22197054074.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/ed9786e9-4000-496b-a8ca-d05f2b745ebc/96924482100.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/3961105a-4b4f-4349-addf-773a77cb4e8f/murray_self_propelled_lawn_mower_wont_start.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/6873d6e0-b3f2-4098-b689-c7e4ce85e514/lewisawurusi.pdfIn PDF document text
- http://pizubape.rf.gd/festo_pneumatic_valves_catalogue.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/a6843ede-4ce6-42ba-b68b-70b72a320601/sufepirixaze.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_off0000e1e6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE1E6 | 5556 bytes |
SHA-256: d549aac4d58e50a4eb786d2961bdbe9bb91ffc498aecf3810c91ab76948ddff7 |
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font_01_sfnt_off0000f4cb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF4CB | 20328 bytes |
SHA-256: 2afa180ade582c9ac7324400c9edf5f3960434c23e5566550a91d99a517aaca3 |
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