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 'xajibur.ru', suggesting a phishing or malware distribution attempt. The presence of PDF-specific heuristics like 'PDF_SEO_DISPOSABLE_LINK_FARM' further supports this, indicating the document is part of a link farm designed to mislead users.
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://xajibur.ru/strik?utm_term=emergency+room+doctor+work+schedule PDF link annotation
- https://static.s123-cdn-static.com/uploads/4383921/normal_6001550227bcc.pdfIn PDF document text
- http://zujuzerawijuk.medianewsonline.com/99927478892.pdfIn PDF document text
- http://walawatomu.mywebcommunity.org/supermarket_vocabulary_worksheets.pdfIn PDF document text
- http://kamikofonem.mygamesonline.org/97556714514.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4480399/normal_6057d1a96b32f.pdfIn PDF document text
- http://milesatel.mygamesonline.org/narirulagivekasozelekapa.pdfIn PDF document text
- http://jolovomolosubi.getenjoyment.net/rimamalemuwikelagubulikuw.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4443804/normal_6051016f60e1b.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4478946/normal_6046631646431.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://wafugid.epizy.com/5951638862.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/1a22d8e6-d289-4312-a1d7-172c42a30d40/how_to_register_an_att_cordless_phone.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/e606bcf8-1e73-44ff-b6c2-ea242769f0c3/how_do_i_know_if_my_air_fuel_ratio_sensor_is_bad.pdfIn PDF document text
- https://s3.amazonaws.com/zeworibuzoza/blumhouse_productions_contact_information.pdfIn PDF document text
- https://s3.amazonaws.com/dakebesuvum/94146672893.pdfIn PDF document text
- https://s3.amazonaws.com/muwemivumazulax/65133138768.pdfIn PDF document text
- http://fapomotomojopog.epizy.com/flute_sheet_music_for_beginners_free_printable.pdfIn PDF document text
- https://s3.amazonaws.com/remeranexe/businessman_telugu_movie_video_songs_free.pdfIn PDF document text
- http://pofisijakot.epizy.com/variables_in_computer_programming.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/3bad3574-7956-4e93-805c-6cb9f557cd08/65458490364.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/2d255d8a-5e02-4863-817c-fa6c81cf212a/rupuva.pdfIn PDF document text
- http://favilogas.rf.gd/47339350992.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/d7e037d8-cde9-4ee3-9196-de11c3d0bb24/nespresso_aeroccino_plus_flashing_red_light.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/3c982b45-9169-4be0-be18-34c53a990fd3/85048346888.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/0b5a4947-91b5-4b40-8cb2-e9db89f8c291/64910611902.pdfIn PDF document text
- https://s3.amazonaws.com/gurowozenupifi/vamewidofitem.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_off0001b546.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1B546 | 5356 bytes |
SHA-256: 693fefc4b35a881077e71b49089b9eedfa7f200612c03d3a4a07544e261469b8 |
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font_01_sfnt_off0001c776.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1C776 | 13036 bytes |
SHA-256: fea9ea10d0a445185a61f097c28d5da62828805d5443b538206f605c1b19168b |
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