MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF file was flagged as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. It contains numerous embedded URLs, with one prominent URL pointing to 'zajinet.ru', suggesting it acts as a lure to a phishing or malware distribution site. The document body, though heavily obfuscated, contains references to news headlines, likely a pretext to entice users to click the malicious link. No scripts were extracted, but the PDF structure and embedded URIs strongly suggest a phishing or credential harvesting attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9995
Heuristics 5
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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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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=today%2527s+national+news+headlines+in+english+aaj+tak PDF link annotation
- https://cdn-cms.f-static.net/uploads/4420036/normal_602e3934da84e.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4378378/normal_604f8bf3dafc7.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4366325/normal_604e3b974eac5.pdfIn PDF document text
- http://pearhaidhr.fun/garrett_gunderson_killing_sacred_cowssrui4.pdfIn PDF document text
- http://nulupupekoxekam.22web.org/10760513248.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4382773/normal_604cbd8502b96.pdfIn PDF document text
- http://afracheat1.xyz/votukutuvonaxarubaxulojr3hg5.pdfIn PDF document text
- http://characduwe.space/what_warning_does_the_nurse_give_romeo1vidq.pdfIn PDF document text
- http://rexapeduke.66ghz.com/agreement_contract_template_free.pdfIn PDF document text
- http://xowivek.iblogger.org/el_color_de_mis_palabras_gratis.pdfIn PDF document text
- http://titanovyi-filtr.ru/stock_market_cash_flow_andy_tannerymg5z.pdfIn PDF document text
- http://copyright-rules-help.com/romeo_juliet_movie_songs_download_in_kuttyweb33vsg.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://fedorahosted.org/lohitIn PDF document text
- https://s3.amazonaws.com/vatakefojunib/ser_and_spanish_speaking_countries_worksheet_answers.pdfIn PDF document text
- https://ad858f6a-7bbb-416d-9365-e04d7986ed9b.filesusr.com/ugd/3c9ac1_a12398b2b7db4eaabafacc9a6c9fcb4d.pdf?index=trueIn PDF document text
- http://tugujaxozulir.rf.gd/how_to_be_successful_in_your_twenties.pdfIn PDF document text
- https://s3.amazonaws.com/jinabom/birding_trip_reports_india.pdfIn PDF document text
- http://wosolebaxuwutux.rf.gd/galvanised_sheets_cork.pdfIn PDF document text
- https://43a2ba88-5de9-465b-b95f-6a4d82f2d06e.filesusr.com/ugd/dcbeda_3b44b8e395a446a185df0f4fcccef673.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/cdb95dba-43ca-4242-a2c0-ebf41aef1cf6/why_does_my_lg_washer_not_drain.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/e817dbb3-f417-4dee-bf73-5745c8bace15/modernist_cuisine_mac_and_cheese.pdfIn PDF document text
- https://86a9da1b-0b57-4b35-a77a-523886b904cd.filesusr.com/ugd/0d9a50_717a7247c9f24d4ba7e8fa6a83243a3e.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/ec570a4d-9d1a-4eed-aa38-45ec7c56bd54/53121486684.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_off0000f4a7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF4A7 | 5308 bytes |
SHA-256: c474933f63a18ccf42c8e4c4c44beb9f4fb0259562ca0d34a9b3c89b1e9299d1 |
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font_01_sfnt_off000106d8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x106D8 | 10436 bytes |
SHA-256: 4747b85324b96270cd2e60778a8979316f07a732958bed7e1bcb95e143cda0e4 |
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font_02_sfnt_off00012add.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12ADD | 9744 bytes |
SHA-256: fe537f24c1f3e42aa5a72a60af7422961b7a8ed10d548346dc3acd53c0f821fb |
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