Malicious PDF — malware analysis report

Static analysis result for SHA-256 8ee45f9a6033b062…

MALICIOUS

PDF

61.1 KB Created: 2021-02-10 20:49:43 +02:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2021-10-23
MD5: 7be6925642d5f285d4ea907f5c71967b SHA-1: d63e455047b6c9656cd9314de2fdd7a1cc5672ed SHA-256: 8ee45f9a6033b062a9dcdaa453660b66665303130226c622cef9fd4a56e95683
94 Risk Score

Malware Insights

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

The file was detected as malicious by ClamAV and an ML classifier, and contains an embedded URI pointing to a suspicious domain. The document body, though heavily garbled, contains metadata suggesting it was generated by wkhtmltopdf, a tool often used to create PDFs from web content. The presence of multiple embedded URLs, including one to 'maypoin.ru', indicates a likely attempt to redirect the user to malicious content or phishing pages.

Machine Learning

  • Nyx PDF Classifier malicious score 0.8027

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://maypoin.ru/aws?utm_term=sawan+ke+bhakti+gane PDF link annotation
    • https://cdn.sqhk.co/sovanoniwuva/fiLsXYr/crazy_games_zombie_mission_4.pdfIn PDF document text
    • https://cdn.sqhk.co/rabataxuvax/ii5UNp2/powder_game_download_apk.pdfIn PDF document text
    • https://static.s123-cdn-static.com/uploads/4373757/normal_5fcbea8e18465.pdfIn PDF document text
    • http://tizezs.xyz/sees_candy_truffles_guidex9d9a.pdfIn PDF document text
    • https://cdn.sqhk.co/nugofonavuf/gEdhfhc/18051245743.pdfIn PDF document text
    • https://cdn-cms.f-static.net/uploads/4374198/normal_601dabeb88499.pdfIn PDF document text
    • https://cdn.sqhk.co/joxopejufito/jcGUzib/mr_love_queen_s_choice_anime.pdfIn PDF document text
    • http://sy0n.icu/bawawadobatiaauew.pdfIn PDF document text
    • http://hookup755.fun/pajokubiwijusomatadokenqxphc.pdfIn PDF document text
    • https://cdn.sqhk.co/zogameva/UidibAA/tumedabizumetaj.pdfIn PDF document text
    • http://www.ascendercorp.com/In PDF document text
    • http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
    • https://s3.amazonaws.com/julexekubaj/kejakefufegubabuzurobigig.pdfIn PDF document text
    • https://s3.amazonaws.com/dejazuvorira/89741321581.pdfIn PDF document text
    • https://s3.amazonaws.com/vukujidor/compare_and_contrast_essay_worksheet.pdfIn PDF document text
    • https://s3.amazonaws.com/zategafozasiru/wuzisufa.pdfIn PDF document text
    • https://s3.amazonaws.com/tutapaxi/nizapi.pdfIn PDF document text
    • http://scripts.sil.org/OFLIn PDF document text

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off0000cd1f.bin pdf-font-stream PDF embedded font (sfnt) at offset 0xCD1F 5040 bytes
SHA-256: 3623e086a4d8e9b707dd0c2e951222c25576c42669fe1fe42b78cfcf2ebb160f

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