Malicious PDF — malware analysis report

Static analysis result for SHA-256 fe56ebfebf1dca87…

MALICIOUS

PDF

50.6 KB Created: 2021-02-18 22:19:21 +02:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-06-05
MD5: 97e6abf47a011b58f616afd5398bbcd7 SHA-1: eac086ee6fa1d9d41f4bf53419e6e61a47f33c89 SHA-256: fe56ebfebf1dca87ef9fab091012ae51c12018ba55883a8d9eca5a72b4729abd
124 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF file contains numerous embedded URLs, many of which point to disposable domains and are associated with link farm heuristics. The ML classifier and ClamAV detection strongly indicate malicious intent, likely phishing or malware distribution. Although no scripts were extracted, the PDF structure and embedded links suggest it's designed to redirect users to malicious sites, potentially for credential harvesting or further payload delivery.

Machine Learning

  • Nyx PDF Classifier malicious score 0.7373

Heuristics 4

  • ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
  • Small PDF is a non-clustered link farm on disposable hosting medium PDF_SEO_DISPOSABLE_LINK_FARM
    Small PDF contains many clickable external PDF links spread thin across many distinct hosts (no single dominant host), corroborated by a utm_term SEO-redirector link and/or links parked on free/disposable content hosts. This is the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains, rather than a normal document citation pattern. The PDF itself carries no exploit — the risk is the linked destinations.
  • 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/aws?utm_term=taurus+pt111+magazine+problems PDF link annotation
    • http://begetus11ppz.xyz/96559249205gwf9q.pdfIn PDF document text
    • http://kernig.store/nikuvilawuxiwinurewitaboyh64h.pdfIn PDF document text
    • http://magnetfix.store/rudisetifovepejoreku3yue.pdfIn PDF document text
    • http://konsalting.info/center_a_selected_worksheet_in_excelbjy28.pdfIn PDF document text
    • https://cdn.sqhk.co/serodozire/akjjhcb/xinup.pdfIn PDF document text
    • http://homearfes.com/broadway_font_photoshopcibj1.pdfIn PDF document text
    • http://dixojele.22web.org/xuwufuxogazazefonasu.pdfIn PDF document text
    • http://zavufomagug.rf.gd/tolimekeroxigezifemuja.pdfIn PDF document text
    • https://s3.amazonaws.com/bojafazes/46769430913.pdfIn PDF document text
    • http://zagaturatok.epizy.com/command_and_conquer_generals_apk.pdfIn PDF document text
    • https://s3.amazonaws.com/mulerux/mexico_earthquake_2017_news_report.pdfIn PDF document text

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