Malicious PDF — malware analysis report

Static analysis result for SHA-256 2dc4d76df7e0eddc…

MALICIOUS

PDF

53.1 KB Created: 2021-03-19 12:25:34 +02:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)
MD5: c2b11373a5223d564771079797fa20d3 SHA-1: 3ca97f5c481f5b51e1d141a61f56123e33679799 SHA-256: 2dc4d76df7e0eddc91bce8a6a76225008dafb775ef480605ea6f07077eb14751
114 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF file is identified as malicious by ClamAV and an ML classifier. It employs a common phishing lure technique, presenting itself as an image-only document with a clickable action to disguise a malicious URL. The primary malicious URL identified is https://dugedepap.ru/award?keyword=a+room+with+a+view+summary+pdf, which is likely used to redirect the user to a phishing page or download a second-stage payload.

Machine Learning

  • Nyx PDF Classifier malicious score 0.6877

Heuristics 4

  • ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
  • Image-only document with action trigger (screenshot lure) medium PDF_IMAGE_LURE
    PDF has 1 image(s), only 0 text block(s), carries a click-outward action, and is only 53 KB — typical shape of a phishing lure where a full-page screenshot hides a clickable button that launches or submits to an attacker URL.
  • 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://dugedepap.ru/award?keyword=a+room+with+a+view+summary+pdf
    • http://mezapadanufelon.iblogger.org/nabaruwojazosebepidofowe.pdf
    • http://wei-nmvc.com/28603190863dr1sn.pdf
    • https://waperimawomexav.weebly.com/uploads/1/3/4/7/134733778/7235646.pdf
    • http://vostokzapad.su/zasixubatapigulifq5t1j.pdf
    • http://interbank.link/5449064707388jcv.pdf
    • http://lightly.store/91167179774s56le.pdf
    • http://vir-tus.com/vagikonokitebalonot5wigk.pdf
    • http://sollabs.xyz/yamaha_timberwolf_250_transmission_oilrdt7e.pdf
    • http://sweetygirl.club/how_to_be_a_gentleman_boyfrienduehe9.pdf
    • https://mesowusiwa.weebly.com/uploads/1/3/5/9/135975120/551247.pdf
    • http://luminar2-download.xyz/2_nephi_20_18e3pwl.pdf
    • https://s3.amazonaws.com/fokapikow/user_manual_for_vizio_d_series_tv.pdf
    • https://s3.amazonaws.com/fadobirak/spanish_preterite_vs._imperfect_practice_worksheet.pdf
    • https://s3.amazonaws.com/wizuluworafid/churchill_war_rooms_guided_tour.pdf
    • https://s3.amazonaws.com/polexebuj/four_functions_of_management.pdf
    • http://resisojopemolo.epizy.com/52174627084.pdf
    • https://s3.amazonaws.com/wemazun/81866068825.pdf
    • https://s3.amazonaws.com/nuxepiduded/avisynth_2._5_8_mt.pdf

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