Malicious PDF — malware analysis report

Static analysis result for SHA-256 49b87a8d67ba11b4…

MALICIOUS

PDF

76.3 KB Created: 2021-03-24 19:56:59 +02:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2021-11-24
MD5: d6dd4bb8e1bc22e940a37cdd496b8048 SHA-1: 1177fccec16faea6053406fcfc3b73dcc2e4b835 SHA-256: 49b87a8d67ba11b450e5842c92cc66fd94e590fdd40cd3c257b663ddb7ab1629
94 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF file contains embedded URLs that lead to suspicious domains, disguised with seemingly innocuous text about sewing machines. The ML classifier and ClamAV detection strongly indicate malicious intent, likely for phishing or malware distribution. Although no scripts were explicitly extracted, the PDF structure and embedded URIs suggest an attempt to redirect the user to a malicious site.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9717

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://gimoguvi.ru/strik?utm_term=how+to+change+needle+on+brother+project+runway+sewing+machine PDF link annotation
    • http://nakotigolajeg.scienceontheweb.net/46364677401.pdfIn PDF document text
    • http://premiumpornclips.com/ritemesefevaloxenoweso511h1.pdfIn PDF document text
    • http://thedefenseforge.com/wolf_of_wall_street_throwing_money_meme_generatorm37ne.pdfIn PDF document text
    • https://cdn-cms.f-static.net/uploads/4386852/normal_60333c9c65ea5.pdfIn PDF document text
    • http://kujunat.medianewsonline.com/74161383865.pdfIn PDF document text
    • https://cdn-cms.f-static.net/uploads/4408587/normal_601af97553323.pdfIn PDF document text
    • http://viniveba.mywebcommunity.org/49990556124.pdfIn PDF document text
    • http://specrazreshenie.com/all_creatures_big_and_smallu4bxv.pdfIn PDF document text
    • https://s3.amazonaws.com/davawina/95057297204.pdfIn PDF document text
    • https://s3.amazonaws.com/wukara/ets_toefl_official_guide_5th_edition.pdfIn PDF document text
    • https://s3.amazonaws.com/lixasifasi/complex_sentences_subordinating_conjunctions_worksheets.pdfIn PDF document text
    • https://s3.amazonaws.com/tedowafomaru/vitafamuvekorefafofupipi.pdfIn PDF document text
    • https://s3.amazonaws.com/rexogeguxosix/pidopelu.pdfIn PDF document text
    • https://s3.amazonaws.com/naxizugenabi/55904113960.pdfIn PDF document text
    • https://s3.amazonaws.com/viboxikuz/running_strides_for_beginners.pdfIn PDF document text
    • http://kebenubes.onlinewebshop.net/videzoxij.pdfIn PDF document text

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