MALICIOUS
186
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 a large number of external links, many pointing to disposable hosting, suggesting a link farm or SEO spam operation. One of the primary URLs, 'https://druttle.ru/strik?utm_term=how+do+i+get+my+keurig+out+of+descale+mode', is likely part of this malicious infrastructure.
Machine Learning
- Nyx PDF Classifier malicious score 0.9993
Heuristics 6
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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 contains mass external PDF link farm critical PDF_SEO_LINK_FARMSmall PDF contains many clickable external PDF links, mostly clustered on one host. This matches generated SEO/link-farm PDF carriers used to route users into malicious or unwanted-software delivery chains, rather than a normal document citation pattern.
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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://druttle.ru/strik?utm_term=how+do+i+get+my+keurig+out+of+descale+mode PDF link annotation
- http://topcabinets.xyz/scott_scale_frame_size5b04a.pdfIn PDF document text
- http://starkrobotics.org/hp_officejet_6500_e710n_z_wireless_driver_download9pbq9.pdfIn PDF document text
- http://julaximufe.66ghz.com/funny_happy_birthday_video_song_funzoa.pdfIn PDF document text
- http://chategratis.online/foxonowuwunezcz0a.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://uploads.strikinglycdn.com/files/17edd357-fb17-409a-b6ad-ebda7f47c34c/zojirushi_made_in_japan_thermos.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/1b42dc4d-5e72-4f44-8c1b-6d1e6ca0ed44/jbl_xtreme_2_specs.pdfIn PDF document text
- http://buxozininexe.epizy.com/tugemebewibagetitonibejep.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/64e65c40-6981-4f5b-8e2d-55cbcd893001/sap_hana_free_online_training.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/ab710824-d26b-4c34-8b43-cbe785c3f4e2/idylis_humidifier_instructions.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/a9aee81b-4838-4c8f-8dfd-b569ad7f50d8/how_to_light_the_pilot_on_a_ao_smith_water_heater.pdfIn PDF document text
- https://s3.amazonaws.com/kikunojulejuj/3120815177.pdfIn PDF document text
- http://weragugu.rf.gd/statistics_class_9.pdfIn PDF document text
- https://8eefcaf3-52f5-4123-8be5-b1f0aaeea45e.filesusr.com/ugd/1d3654_280e20ce2b36460ebdc69ad6a4ac313d.pdf?index=trueIn PDF document text
- https://1ffb5d6c-d890-49e0-9b87-dc10fbfa49e2.filesusr.com/ugd/8bc2a6_a8fba2073be0458196c56e9d4a79f896.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/a6e64299-7523-4f45-8373-8bf9b40e82af/jiwedifixugikalubifi.pdfIn PDF document text
- https://s3.amazonaws.com/kujapomib/what_is_a_brake_caliper_piston_rewind_tool.pdfIn PDF document text
- https://165b0ab0-89c3-4517-b88f-e2bd0c55d975.filesusr.com/ugd/97b555_76c0ca2a7f4a4fcd8557bf20ffbe9016.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/7f734ab1-f651-4103-9325-a49045e8b00f/how_to_get_a_nike_basketball_sponsorship.pdfIn PDF document text
- http://zexumujadabexu.epizy.com/reliability_and_validity_of_questionnaires_in_research.pdfIn PDF document text
- https://s3.amazonaws.com/gozilum/68976476225.pdfIn PDF document text
- https://s3.amazonaws.com/girilifawuxi/paxulurugukuselubipo.pdfIn PDF document text
- https://f039f7e9-c7fa-441d-bf3d-2f0e35d6be10.filesusr.com/ugd/80685d_e68fc9846a124bfd8347c611fe24540d.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/zalomi/nail_shop_open_in_new_orleans.pdfIn PDF document text
- http://vimobuzu.epizy.com/ryobi_miter_saw_manual_ts1340.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_off0000fb65.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFB65 | 5560 bytes |
SHA-256: 8d829efbf04a579b61caf019cedcb085d7595ba43b67309b936ff7fa1c031428 |
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font_01_sfnt_off00010e59.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10E59 | 10856 bytes |
SHA-256: 598f80f0f32c7fcc169ec5262ab7d27ede158cab0438a30f6bc380e6749867e6 |
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