MALICIOUS
142
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF document exhibits characteristics of a phishing lure, indicated by heuristics related to fake invoices and download buttons. It contains numerous external URIs, with one pointing to a suspicious domain that is likely part of a link farm designed to redirect users. The ML classifier and ClamAV detection strongly suggest malicious intent, likely to trick users into downloading a secondary payload.
Machine Learning
- Nyx PDF Classifier malicious score 0.9992
Heuristics 7
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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 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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Fake invoice / payment lure low SE_INVOICE_LUREDocument contains invoice or payment language paired with an action verb — useful context when combined with link, macro, or attachment indicators
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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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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://lozipotod.ru/123?utm_term=nonprofit+gift+acknowledgement+letter+template PDF link annotation
- http://ditasula.iblogger.org/favukemidiwoga.pdfIn PDF document text
- https://mobasulu.weebly.com/uploads/1/3/0/7/130776822/06628.pdfIn PDF document text
- http://zijixiteluwek.scienceontheweb.net/98758674290.pdfIn PDF document text
- http://walolexokesufa.sportsontheweb.net/5005751712.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4478667/normal_604d69b37fcc8.pdfIn PDF document text
- https://guxizipib.weebly.com/uploads/1/3/4/3/134367178/5139777.pdfIn PDF document text
- https://posofipijetudu.weebly.com/uploads/1/3/1/3/131380531/50d42cb2627baa.pdfIn PDF document text
- https://negapisege.weebly.com/uploads/1/3/4/6/134635707/kuworivubuxadil-padenusetodow-xoleraxuw.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4446649/normal_5fc616a189efb.pdfIn PDF document text
- https://bisuduroj.weebly.com/uploads/1/3/4/7/134714880/7726707.pdfIn PDF document text
- https://kubikogemovi.weebly.com/uploads/1/3/4/0/134095998/13c244d334.pdfIn PDF document text
- http://sosogemizibu.mypressonline.com/dikotavigepera.pdfIn PDF document text
- https://sukigemanewa.weebly.com/uploads/1/3/2/6/132681928/farowato.pdfIn PDF document text
- http://midimox.getenjoyment.net/xilej.pdfIn PDF document text
- http://nebemor.mywebcommunity.org/expedicion_botanica_resumen.pdfIn PDF document text
- http://digosige.mywebcommunity.org/fig_code_of_points_mens_gymnastics.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://delixerilebuk.epizy.com/disable_auto_format_intellij.pdfIn PDF document text
- http://kopolug.myartsonline.com/51042602257.pdfIn PDF document text
- http://gefetela.epizy.com/sezilewe.pdfIn PDF document text
- http://gujimosodaza.myartsonline.com/how_to_clean_a_aroma_rice_cooker.pdfIn PDF document text
- http://mebexadesojixip.rf.gd/jadajakoxovibudimigum.pdfIn PDF document text
- http://nejarisiwudu.atwebpages.com/fosujokezekigagabuma.pdfIn PDF document text
- http://rosajeku.myartsonline.com/jeladejo.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_off0000f1ec.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF1EC | 5420 bytes |
SHA-256: 4010c748255f35b1107cbf4815f48b138f66877cbea090f9647f8500987f707d |
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font_01_sfnt_off0001046b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1046B | 10272 bytes |
SHA-256: 444300ed5401ea7d6aaa64b39dac82a8f1e2f774e82aa9ead7ed2154b7b779e6 |
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