Malicious PDF — malware analysis report

Static analysis result for SHA-256 68036c41c73722cd…

MALICIOUS

PDF

70.7 KB Created: 2021-03-03 23:23:47 +02:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2021-05-23
MD5: be583c6e9f1cb353ca9a91a2c1e33f67 SHA-1: e70bda191c3cde39f5c2d5fa5a8cc06a0949e919 SHA-256: 68036c41c73722cd0435787090f150f558d0b343288608efee773519101c41af
152 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF contains a link to a suspicious domain, identified as a malicious redirector. The document body, though heavily obfuscated, contains text related to 'blackjack' and 'wkhtmltopdf', suggesting a lure to a malicious site. The ML classifier and ClamAV detection further support the malicious nature of this PDF.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9063

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
  • PDF links to known malicious redirector infrastructure critical PDF_MALICIOUS_REDIRECTOR_LINK
    PDF 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.
  • 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://crophysi.ru/award?keyword=how+to+double+down+in+blackjack In PDF document text
    • http://xemizawufogutuf.scienceontheweb.net/vamumexilu.pdfIn PDF document text
    • http://study-english-02.space/visual_studio_code_gitj9ukm.pdfIn PDF document text
    • https://s3.amazonaws.com/limewub/naga_chaitanya_video_songs.pdfIn PDF document text
    • https://s3.amazonaws.com/mogedozara/zasanodel.pdfIn PDF document text
    • https://s3.amazonaws.com/rilexazejuzovep/oxford_english_dictionary_online.pdfIn PDF document text
    • http://rezazaje.epizy.com/2018_calendar_template_excel_south_africa.pdfIn PDF document text
    • http://pulawev.epizy.com/fitbit_charge_3_track_swimming_laps.pdfIn PDF document text
    • https://s3.amazonaws.com/vavebufevodutob/kebewatevapirifagogopijef.pdfIn PDF document text
    • https://s3.amazonaws.com/kaxukok/83224526344.pdfIn PDF document text
    • http://wiwafejopof.epizy.com/manebogopo.pdfIn PDF document text
    • https://s3.amazonaws.com/wupiwupiwot/48246918249.pdfIn PDF document text
    • https://s3.amazonaws.com/xunilukegez/android_whatsapp_notification_like_iphone.pdfIn PDF document text
    • https://s3.amazonaws.com/makumapikeze/94520934704.pdfIn PDF document text
    • https://s3.amazonaws.com/xulepiwa/97206031488.pdfIn PDF document text

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