MALICIOUS
134
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF document was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. It contains numerous embedded URLs pointing to disposable domains, indicative of a link farm designed to redirect users. The presence of a 'download button' heuristic further suggests a lure to download a secondary payload.
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 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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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://midufefew.ru/strik?utm_term=eager+beaver+chainsaw+for+sale PDF link annotation
- http://kegawati.iblogger.org/where_are_krups_coffee_makers_made.pdfIn PDF document text
- http://buybritishcat.com/xinupuxubulodojifes1gtw5.pdfIn PDF document text
- http://azakalaza3.xyz/58885571561xtial.pdfIn PDF document text
- http://dobogoj.iblogger.org/80139556433.pdfIn PDF document text
- http://kefijor.mygamesonline.org/exception_handling_in_c_tutorial.pdfIn PDF document text
- http://wugegifa.getenjoyment.net/apprendre_anglais_americain.pdfIn PDF document text
- http://mebelrostov.ru/bajakq0nqh.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://kofaxafogi.myartsonline.com/4364567158.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/47ce7bea-cb5e-4258-acf7-584ff875228b/ninja_auto_iq_blender_manual.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/223629d8-aee1-4048-9692-e98b1a89fd0e/30653711779.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/598d376b-0d45-4e3e-8a02-6c47b2fddb6a/hoover_windtunnel_central_vac_troubleshooting.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/7b634505-b0a2-4e5a-b724-cd7ab1412d36/ever_after_high_book_series_2.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/df44876c-3943-47fa-9882-c4b9546082ee/advantages_of_pre_marital_counselling.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/9c0c827c-11e4-42b2-95f9-401bf9a9b4cb/blender_modeling_tutorial_2.8.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/d2dba4b4-8b89-4ce6-9670-7fd85d53f75c/xovajobegavugopesefotel.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/0905d6be-e203-49bb-b8f8-51a954586705/31555055865.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/4433310b-f6b8-476d-ac1a-d554569c4605/diary_of_a_wimpy_kid_book_2021.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_off0001720c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1720C | 2952 bytes |
SHA-256: 013fc9f45313cdddd5762e6694753e55f6a85ad2eec225b6e17fd140af1ee5c7 |
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font_01_sfnt_off00017c9b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x17C9B | 5392 bytes |
SHA-256: cc1c9a5d5a309292bca3f592f5bc99a5131439f1f3af8ac4752143e87fdf1fd0 |
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font_02_sfnt_off00018f0d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x18F0D | 11960 bytes |
SHA-256: dffea8456e77d22f0fc8e6fbef0559d60ca264546c9414286880dec2ff2d39ff |
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