Malicious PDF — malware analysis report

Static analysis result for SHA-256 ba6dbd07c3f1e374…

MALICIOUS

PDF

65.5 KB Created: 2021-02-15 21:15:25 +02:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2021-09-17
MD5: bb039bb2868378d29cd96319ef2ec119 SHA-1: 8d5f5d89877b4defd27cc9fb93dc12fb5a508c62 SHA-256: ba6dbd07c3f1e374ff7caad0dc57dfab7bb96f789a6baba387cbff29534bcde9
94 Risk Score
Tags
free-cdn-ebook-manual-lure

Malware Insights

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

The file is identified as malicious by multiple detection engines, including ClamAV and an ML classifier. It contains an embedded URI pointing to a URL that suggests a free book download, likely a lure for phishing or malware distribution. While no scripts were explicitly extracted, the PDF structure and embedded URI indicate an attempt to trick the user into navigating to a malicious site.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9522

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://bologen.ru/strik?utm_term=ahsoka+tano+book+pdf+free+download PDF link annotation
    • https://static.s123-cdn-static.com/uploads/4471464/normal_5fee490da1eca.pdfIn PDF document text
    • http://wupulij.22web.org/cabomba_palaeformis_kaufen.pdfIn PDF document text
    • http://bagagapesum.22web.org/android_emulator_for_low_graphics_card_pc.pdfIn PDF document text
    • https://static.s123-cdn-static.com/uploads/4369659/normal_5fe208fb68629.pdfIn PDF document text
    • https://cdn-cms.f-static.net/uploads/4470211/normal_5fd34e8f31ddf.pdfIn PDF document text
    • http://findattime.com/classic_wow_guide_hunterzjaql.pdfIn PDF document text
    • http://reduslim-officialsite.site/57228157535mxnj9.pdfIn PDF document text
    • http://xagigusutop.iblogger.org/52588387811.pdfIn PDF document text
    • https://static.s123-cdn-static.com/uploads/4457561/normal_5fc6d002eeede.pdfIn PDF document text
    • http://verifybadgesbusiness.com/property_damage_report_templaterapea.pdfIn PDF document text
    • https://static.s123-cdn-static.com/uploads/4393889/normal_5fcba4246f0ff.pdfIn PDF document text
    • https://static.s123-cdn-static.com/uploads/4379231/normal_60062a863be29.pdfIn PDF document text
    • http://www.ascendercorp.com/In PDF document text
    • http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
    • http://poxemibusap.epizy.com/tomemi.pdfIn PDF document text
    • http://jarewixefokoxem.epizy.com/kosonog.pdfIn PDF document text
    • https://s3.amazonaws.com/rizijubovapuk/77165244305.pdfIn PDF document text
    • http://sibexelopuni.epizy.com/5202140227.pdfIn PDF document text
    • http://mojamolo.rf.gd/91888721517.pdfIn PDF document text
    • http://scripts.sil.org/OFLIn PDF document text

Extracted artifacts 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off0000cd6e.bin pdf-font-stream PDF embedded font (sfnt) at offset 0xCD6E 5156 bytes
SHA-256: a5b4d435e4bfead52e0a61ab8bcfb615c765a2ce9cf240c7961b9d55283f7baf
font_01_sfnt_off0000deed.bin pdf-font-stream PDF embedded font (sfnt) at offset 0xDEED 10080 bytes
SHA-256: 1e0197c06f3db61f18fc9c7304cffa86522ed8122df63b92d3b85189789ca759

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