MALICIOUS
172
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF is identified as malicious by multiple heuristics, including a critical finding for a link to known malicious redirector infrastructure. The document structure suggests an image-only lure, typical of phishing campaigns. The embedded URL https://yafferge.ru/strik?utm_term=why+do+new+strings+sound+bad is the primary indicator of malicious intent, likely leading to a phishing page or malware download.
Machine Learning
- Nyx PDF Classifier malicious score 0.6606
Heuristics 4
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PDF links to known malicious redirector infrastructure critical PDF_MALICIOUS_REDIRECTOR_LINKPDF contains a clickable URI to redirector infrastructure used by a known malicious PDF SEO/adware delivery campaign. These documents typically rely on user interaction and redirect chains rather than a PDF parser vulnerability.
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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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Image-only document with action trigger (screenshot lure) medium PDF_IMAGE_LUREPDF has 1 image(s), only 0 text block(s), carries a click-outward action, and is only 58 KB — typical shape of a phishing lure where a full-page screenshot hides a clickable button that launches or submits to an attacker URL.
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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://yafferge.ru/strik?utm_term=why+do+new+strings+sound+bad
- https://cdn.sqhk.co/xawobovuji/8Ughjai/felmo_pay_app.pdf
- https://cdn-cms.f-static.net/uploads/4368731/normal_604b9c3068e00.pdf
- https://cdn-cms.f-static.net/uploads/4450337/normal_60367d3b2aec0.pdf
- http://lexaliki.22web.org/sipud.pdf
- https://cdn-cms.f-static.net/uploads/4373522/normal_60616ab428cac.pdf
- http://dojisef.iblogger.org/rabinewuzefixa.pdf
- https://cdn.sqhk.co/xororofomed/fjajbha/scary_horror_escape_room_walkthrough.pdf
- https://cdn-cms.f-static.net/uploads/4463266/normal_600fb67ae9d89.pdf
- https://uploads.strikinglycdn.com/files/19bc62eb-3f45-47f6-bc53-7234cd970098/94734129789.pdf
- http://parezorizujax.rf.gd/pifimaru.pdf
- https://uploads.strikinglycdn.com/files/6e81b16d-c004-4abc-bff6-c3663703ec2d/what_do_we_mean_by_bill_of_exchange.pdf
- https://uploads.strikinglycdn.com/files/829a2139-8aee-4d8c-9ed5-5e810bfa7ad9/how_to_replace_beats_solo_wireless_ear_cushion.pdf
- http://risumipekalur.rf.gd/29777582059.pdf
- https://uploads.strikinglycdn.com/files/96538a0c-d7cd-4923-addc-20b96cf29941/a_supposedly_fun_thing_ill_never_do_again_audio.pdf
- https://uploads.strikinglycdn.com/files/43c19f53-6a4e-42ae-9934-1908182b99c3/41647414394.pdf
- https://uploads.strikinglycdn.com/files/3decc095-d3bf-4e53-8c67-073ae614f235/allen_carr_easy_way_to_stop_smoking_free_audiobook.pdf
- https://uploads.strikinglycdn.com/files/a3fa02a0-7dec-4064-b25e-cc630da7a219/how_to_draw_fancy_alphabet_letters.pdf
- https://uploads.strikinglycdn.com/files/d8bda493-d3d8-4dab-a9c1-f4782ad6c050/41739469908.pdf
- https://uploads.strikinglycdn.com/files/8368a183-a279-4488-943c-a7910e48cfec/celestron_astromaster_70eq_review.pdf
- https://uploads.strikinglycdn.com/files/8e53ffbd-e2e0-4014-8f20-b3d40e83b8e9/active_and_passive_voice_worksheets_for_8th_grade_with_answers.pdf
- https://uploads.strikinglycdn.com/files/fedc8058-f115-46fe-a08e-f83b9613e9f7/tony_clink_the_layguide.pdf
- http://fakodesugi.epizy.com/tahoe_boat_trailer_owners_manual.pdf
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