MALICIOUS
316
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.001 User Execution: Malicious Link
T1059.007 JavaScript
This PDF document exhibits multiple lures designed for credential harvesting and potentially malware installation. It includes a browser extension installation lure, a recovery secret request, and an MFA/one-time-code harvesting lure, indicating a sophisticated phishing attempt. The presence of numerous external links, including one to 'fokemale.ru', suggests it is part of a link farm or a broader phishing campaign. No scripts were extracted, but the document's structure and heuristics strongly suggest a phishing attack.
Machine Learning
- Nyx PDF Classifier malicious score 0.9993
Heuristics 9
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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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Recovery secret / private key request critical SE_SECRET_RECOVERY_LUREDocument requests recovery phrases, private keys, backup codes, or saved passwords. Requests for these secrets in a document are high-risk.
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MFA / one-time-code harvesting lure high SE_MFA_LUREDocument asks for a one-time code, authenticator approval, or MFA confirmation — consistent with credential phishing kits that steal session tokens or abuse multi-factor authentication
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Browser extension / update installation lure high SE_BROWSER_INSTALL_LUREDocument tells the user to install a browser extension, plugin, viewer, or browser update to view content — a common social-engineering path for credential theft and malware installation
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QR-code redirect lure medium SE_QR_LUREDocument instructs the user to scan a QR code with a phone — consistent with QR phishing, but also common in legitimate documents
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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://fokemale.ru/123?utm_term=google+authenticator+for+windows+10 PDF link annotation
- https://cdn.sqhk.co/moxoxitij/ifgiswT/jixejodeduletel.pdfIn PDF document text
- https://cdn.sqhk.co/leguzufaju/bcW2jc7/nibonebazoduxene.pdfIn PDF document text
- https://cdn.sqhk.co/lolajelor/gjjgibJ/wijesezukuf.pdfIn PDF document text
- https://cdn.sqhk.co/vopokemib/y5yYib2/losagesoraxudusige.pdfIn PDF document text
- https://cdn.sqhk.co/josurowelimu/im9ZRyh/new_remix_lol_dolls.pdfIn PDF document text
- https://cdn.sqhk.co/pobijejok/AI0Iwie/american_civil_war_timeline.pdfIn PDF document text
- https://cdn.sqhk.co/regisanozoxo/eiiu6hh/musibagenoloro.pdfIn PDF document text
- https://cdn.sqhk.co/tufuboloruj/T1vhdRW/pixel_car_racer_mod_supercars_download.pdfIn PDF document text
- https://cdn.sqhk.co/keridola/h7jggd6/42907999001.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/c5964efe-ec60-4420-88da-a59634340aae/what_is_a_normative_research_question.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/a20b23e9-7c61-4e5d-9d8c-c9ed1c3ce112/vitalubu.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/f6ad0cf8-4ca9-49f6-984a-9a464800a900/how_quickly_are_you_contagious_from_covid.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/6a1c7ab8-3b38-4480-806d-83f235dc4a94/what_are_the_pharmacy_hours_at_walmart_today.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/0e7af516-572e-4b73-90b7-9cc727b01b5c/the_debt_collector_2_cast_and_crew.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/a2b47be7-5052-4239-9b30-4cc4eb34367f/63005976507.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/a17a2227-209e-48f0-94f2-a868729147e9/70539959109.pdfIn PDF document text
- https://dce579ed-4708-43c3-aaeb-2c76a6268d78.filesusr.com/ugd/944939_d6535c4e8e87466495dff7ace71e1bb6.pdf?index=trueIn PDF document text
- https://dbba0f06-1911-40f0-8c80-a2638c7f81cc.filesusr.com/ugd/b13fd1_91aa9e2229734335a7a27a337362f59c.pdf?index=trueIn PDF document text
- https://39c10a3a-92c6-412a-a1bb-b8a1fc48fbc4.filesusr.com/ugd/259099_d08f74e563984a7cb16ec94acd2c632c.pdf?index=trueIn PDF document text
- https://83372c7a-1065-4b07-8284-b64562b46e84.filesusr.com/ugd/035489_5573b28cdab946f09f12b12d213f330e.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/8109b728-0f74-4d19-8f7d-d5e670413fa3/black_diamond_storm_400_headlamp_review.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/d1b8aeb1-8451-41d2-8d87-921dca95c559/27289040519.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/c274361e-3b76-43c2-929b-ad91aa9b0504/59313138608.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_off0000ef76.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEF76 | 5600 bytes |
SHA-256: b97abba9079c80477dbed52150d8dd1e8006b8e9284f9c4cba9d9d323eb4b6e1 |
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font_01_sfnt_off00010299.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10299 | 11268 bytes |
SHA-256: 7b819d4362e1c31dfa620916e14fe1c94dc8a828d2f8fc0e07d74fe9fbda8785 |
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