Malicious PDF — malware analysis report

Static analysis result for SHA-256 81d9daf2f9cd7abf…

MALICIOUS

PDF

58.4 KB Created: 2021-03-14 01:01:10 +02:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)
MD5: cf99c28b0c8d752dd4db52eb55f49bee SHA-1: 2ddf7fdbc42a64c5af2bb86201f1926a95c411b3 SHA-256: 81d9daf2f9cd7abf71c7ec69c8e68e3db451a65f794872234fbf6552994788a2
94 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The file is identified as malicious by ClamAV and an ML classifier, with a high risk score. It contains an embedded URI pointing to a suspicious domain, 'botokaw.ru', which is presented as an award related to a free PDF to Word converter. This suggests a phishing or malware distribution attempt.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9772

Heuristics 3

  • ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
  • 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://botokaw.ru/award?keyword=free+pdf+to+word+software+converter+full+version
    • https://cdn-cms.f-static.net/uploads/4447663/normal_5fd67d1d5483f.pdf
    • http://sq11mini.com/how_to_find_the_missing_angle_measure_of_a_polygon1d90v.pdf
    • http://onsideball.info/bupelakizivowusaxowesama2ezke.pdf
    • https://static.s123-cdn-static.com/uploads/4492892/normal_60029bbaba753.pdf
    • http://ipoteka.net/53084520016k4fj9.pdf
    • https://static.s123-cdn-static.com/uploads/4449424/normal_5ff3d271b1837.pdf
    • http://bonusiotsbera.online/pathfinder_2e_character_sheet_auto_calculatingvhwou.pdf
    • https://static.s123-cdn-static.com/uploads/4382962/normal_5ffaa1a235dc6.pdf
    • http://gatorama.site/be_smart_english_workshopzy89y.pdf
    • http://wisecredit.info/wahl_clipper_corp_sterling_il_usa_model_8081kww07.pdf
    • http://moscowflowers.online/hunters_hunted_achievement00q2g.pdf
    • http://lelikerakovet.atwebpages.com/anatomy_of_human_stomach.pdf
    • https://e3055f73-6236-423b-b810-4bc1a15f300f.filesusr.com/ugd/fa12d1_784315213ff64bd69d2096524967d92d.pdf?index=true
    • http://bewebumaxof.epizy.com/79429580288.pdf
    • https://2703069b-a6ff-4ff9-983c-db139a8d76ba.filesusr.com/ugd/8b61cf_264e26f1a6c345e39e5e4f83df2a9551.pdf?index=true
    • http://wadoromutisagar.myartsonline.com/solved_problems_on_amplitude_modulation.pdf
    • https://665985ba-8e9f-4173-b993-17a3090d61d7.filesusr.com/ugd/08421c_8a686e9adf11431f89842aff79deb076.pdf?index=true
    • https://f238abdf-92e3-4651-90df-65b6e8a648d9.filesusr.com/ugd/99965f_8e200110b8f346cca00a13f186510005.pdf?index=true
    • https://ea74ff18-003d-4094-8454-8d7e15e33abb.filesusr.com/ugd/50de67_d875a06542fe4044b57925707be7b488.pdf?index=true
    • http://livajurusurex.epizy.com/color_green_worksheets_for_preschool.pdf

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