Malicious PDF — malware analysis report

Static analysis result for SHA-256 a1b29ea2aea6a5c1…

MALICIOUS

PDF

72.7 KB Created: 2021-05-11 12:43:38 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2021-09-27
MD5: 6978a777818cea8e1066f5959437727b SHA-1: 80df4e3f34c9cb367d618ab88dc4a0a7fbbcf3f3 SHA-256: a1b29ea2aea6a5c118501d150f5518f16dafb0b6ebc26afed26672f7196e8b42
94 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1059.007 JavaScript

The PDF was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. It contains an embedded URI pointing to a suspicious domain, likely intended to redirect the user to a phishing site. The document body, though heavily obfuscated, appears to contain text related to the embedded URI, suggesting a lure.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9596

Heuristics 3

  • ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
  • External URI info PDF_URI
    PDF contains an external URL action
  • Embedded URL info EMBEDDED_URL
    One 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://lozipotod.ru/strik?utm_term=how+to+put+in+brita+water+filter+pitcher PDF link annotation
    • https://cdn.sqhk.co/vafodagusun/53s00Gs/project_management_salary_range.pdfIn PDF document text
    • http://gutafagiwoja.iblogger.org/47857307808.pdfIn PDF document text
    • https://cdn.sqhk.co/mapiwoda/gZdzNKB/28704648088.pdfIn PDF document text
    • https://cdn.sqhk.co/teforoke/UqijVz0/used_furniture_stores_in_huber_heights_ohio.pdfIn PDF document text
    • http://xupenirulavep.iblogger.org/xavezisebonevarek.pdfIn PDF document text
    • http://lomigizukifomor.22web.org/fly_by_night_musical_sheet_music.pdfIn PDF document text
    • https://cdn.sqhk.co/susojareb/DagjUPN/87484480578.pdfIn PDF document text
    • https://cdn.sqhk.co/zaxuloxedu/jlihUig/80870756498.pdfIn PDF document text
    • https://cdn.sqhk.co/laruxibut/hQsaT3f/mountain_climb_4x4_offroad_car_drive_game_download.pdfIn PDF document text
    • http://www.ascendercorp.com/In PDF document text
    • http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
    • https://s3.amazonaws.com/bejenosugede/zaronivusepite.pdfIn PDF document text
    • http://voronuxo.epizy.com/reasons_why_riba_is_haram.pdfIn PDF document text
    • https://s3.amazonaws.com/zumomasugipeno/pet_insurance_nationwide_claim_form.pdfIn PDF document text
    • https://s3.amazonaws.com/lijulijowivaze/sky_background_hd_video_free.pdfIn PDF document text
    • http://gazisemodab.epizy.com/how_to_put_batteries_in_a_moultrie_game_camera.pdfIn PDF document text
    • https://s3.amazonaws.com/gimufesajo/najeva.pdfIn PDF document text
    • https://s3.amazonaws.com/sazariwapa/como_se_cocina_la_cebada_perlada.pdfIn PDF document text
    • http://dujabonesisu.rf.gd/zozozofutakinorofogulusuk.pdfIn PDF document text
    • https://s3.amazonaws.com/xuvamuba/model_3_vs_model_s_vs_model_x.pdfIn PDF document text
    • http://muberugaguto.epizy.com/feng_shui_flying_stars_2020.pdfIn PDF document text
    • https://s3.amazonaws.com/metubevozisul/vopuwava.pdfIn PDF document text
    • http://scripts.sil.org/OFLIn PDF document text

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off0000f7c7.bin pdf-font-stream PDF embedded font (sfnt) at offset 0xF7C7 5116 bytes
SHA-256: 6bc40f5573a4bd3737757f6be2059c5a0ea1cf2320898306cbb110369ebedb19

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