MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It contains numerous embedded links, with one pointing to a suspicious URL on 'catamma.ru', suggesting a phishing or redirection attempt. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' further indicates that the document is designed to host many links on disposable domains, likely to obscure the true malicious destination.
Machine Learning
- Nyx PDF Classifier malicious score 0.9998
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://catamma.ru/wb?keyword=features%20of%20constitution%20of%20nepal%202072%20in%20nepali%20language PDF link annotation
- 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://uploads.strikinglycdn.com/files/fdeab9ec-822a-46f1-9030-948e84eb47bf/batuvakikubufu.pdfIn PDF document text
- http://wufamazajo.pbworks.com/w/file/fetch/144594702/catch_me_if_you_can_musical_script.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/8a4e9b57-5cb0-44cf-8814-78cf22a9ab21/49973912707.pdfIn PDF document text
- http://zotugon.pbworks.com/w/file/fetch/144637404/is_coleman_a_good_brand_for_tents.pdfIn PDF document text
- http://volikedejefa.pbworks.com/f/libro_de_nanda_nic_noc.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/d358f7e5-c419-46c7-b148-fbef80a52839/nonaresewadanid.pdfIn PDF document text
- http://mefijunov.pbworks.com/w/file/fetch/144425532/our_origins_4th_edition_free_download.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/825bf07e-42fe-42a7-8452-1bb7feb4b36d/27268585910.pdfIn PDF document text
- http://pejokawigar.pbworks.com/w/file/fetch/144659367/understanding_your_college_experience_2nd_edition_hcc.pdfIn PDF document text
- http://dajodovilav.pbworks.com/w/file/fetch/144534222/jafifibapodujagemexesusix.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/b0bb4474-a0f9-446d-8174-1ce3a4a84d3c/6416864531.pdfIn PDF document text
- http://mutoteja.pbworks.com/f/como_poner_emojis_de_iphone_en_android_sin_aplicaciones.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/066736d8-08d7-4f7b-b01f-990445698bfc/crochet_patterns_for_scarves_beginners.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/b2385e30-c244-4820-a7d5-fd6dd8087438/63554749846.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/30a57899-6c51-49ab-ade9-61785bddc968/goraz.pdfIn PDF document text
- http://ritijix.pbworks.com/f/14754045554.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/69fbd229-654a-490f-b754-fd4dd4dd0602/maytag_gemini_double_oven_top_heating_element.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/b343a51b-bcd2-4d54-aad7-7f5f3ca482fe/2733712768.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/0d0cf1a3-56b9-4a8a-baf5-5f7f7d5a0e65/xomawudunajuxekogigazif.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_off00010a36.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10A36 | 5492 bytes |
SHA-256: 6abadbc884499ef62ac9c92ba86d23823ddf1156407fd98c5bf776bc792fbd00 |
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font_01_sfnt_off00011d03.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11D03 | 11028 bytes |
SHA-256: 9b2386dc0b894092fc0d7219cf95db03653e3613b25cffb1925cc76a3ab53962 |
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font_02_sfnt_off000142b8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x142B8 | 3936 bytes |
SHA-256: 1b2c97b0f5ab26a932a102049aad3ffd56e42db4ac080ea03c67c8f4f454a4e9 |
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