Malicious PDF — malware analysis report

Static analysis result for SHA-256 946642ef44b36c3d…

MALICIOUS

PDF

64.0 KB Created: 2021-02-25 18:48:53 +02:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2021-09-16
MD5: 5c95b2102a3b882aff94ff5774009dbe SHA-1: 5df545e853aec4d24cc83eb9358ed31c09b9835b SHA-256: 946642ef44b36c3d0bd05b98a0344f1e355b0a8c7e6c1ef536e0986220641ece
94 Risk Score

Malware Insights

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

The PDF file was detected as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. It contains an embedded URI pointing to 'https://seumenha.ru/award?keyword=a+feast+for+crows+audiobook+roy+dotrice', which is likely a phishing lure. While no scripts were explicitly extracted, the PDF structure and embedded URI suggest an attempt to redirect the user to a malicious site, potentially for credential harvesting or further malware delivery.

Machine Learning

  • Nyx PDF Classifier malicious score 0.8603

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://seumenha.ru/award?keyword=a+feast+for+crows+audiobook+roy+dotrice PDF link annotation
    • http://alternativeinfluencenetwork.net/freemason_interview_questions_and_answers6sewx.pdfIn PDF document text
    • https://cdn.sqhk.co/ruwonumatag/aichdO7/hotel_vello_d_oro_taormina_italy.pdfIn PDF document text
    • https://cdn.sqhk.co/bemememu/bVegj7Y/2770261048.pdfIn PDF document text
    • http://gatorama.fun/car_racing_online_traffic_mod_apkwgh1r.pdfIn PDF document text
    • https://cdn.sqhk.co/tipefimex/B4xjYjb/online_photo_editor_effects_professional.pdfIn PDF document text
    • http://luminar2-download.xyz/ansys_fluent_1687nqd.pdfIn PDF document text
    • https://cdn.sqhk.co/ligumorik/AjhjjLN/cut_off_at_the_pass_idiom.pdfIn PDF document text
    • http://blubadgehelp.net/99_names_of_allah_with_their_benefits_and_meanings_in_englishav59v.pdfIn PDF document text
    • http://lisolu.org/509526390377w3pg.pdfIn PDF document text
    • http://bopifakuta.iblogger.org/chrysler_town_and_country_repair_estimate.pdfIn PDF document text
    • https://cdn.sqhk.co/goworonol/8sz47Fo/57141397119.pdfIn PDF document text
    • http://shop-kid-toys.online/modular_origami_instructions2r1ty.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/megulu/chemistry_revision_notes_class_12.pdfIn PDF document text
    • https://s3.amazonaws.com/lanaladu/romuguxosutusezu.pdfIn PDF document text
    • https://s3.amazonaws.com/nowonovege/ketone_formation_from_alkene.pdfIn PDF document text
    • https://s3.amazonaws.com/zodawanuror/sadomolav.pdfIn PDF document text
    • https://s3.amazonaws.com/resisuna/what_does_it_mean_to_have_a_moral_conflict.pdfIn PDF document text
    • https://s3.amazonaws.com/vajefam/gndu_date_sheet_ba_3rd_sem_2019.pdfIn PDF document text
    • https://s3.amazonaws.com/zupenafud/ctose_diabtique.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_off0000e504.bin pdf-font-stream PDF embedded font (sfnt) at offset 0xE504 5372 bytes
SHA-256: 66ad9c21738e49861c34bbc2a01eabc3c72354162b937a57ab57881e655b3598

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