Malicious PDF — malware analysis report

Static analysis result for SHA-256 54fd6ec775c6882f…

MALICIOUS

PDF

69.5 KB Created: 2021-02-27 11:58:51 +02:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2021-09-18
MD5: a8b73fa10a55ff93dd4bf03edb25bffd SHA-1: 81d6739baa61bd483b92a67933796391a2d8426d SHA-256: 54fd6ec775c6882f557514724a6c285fd9cd46592e8acc6ad8556c967a0fe4e4
152 Risk Score

Malware Insights

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

The PDF file contains a link to a known malicious redirector, indicating an attempt to lead the user to a harmful site. The ML classifier also flagged this PDF with a high probability of being malicious. The embedded URL is likely part of a phishing or malware distribution scheme.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9506

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
  • PDF links to known malicious redirector infrastructure critical PDF_MALICIOUS_REDIRECTOR_LINK
    PDF contains a clickable URI to redirector infrastructure used by a known malicious PDF SEO/adware delivery campaign. These documents typically rely on user interaction and redirect chains rather than a PDF parser vulnerability.
  • 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://yafferge.ru/award?keyword=how+to+get+x+and+y+components+of+a+vector In PDF document text
    • http://lorakuze.sportsontheweb.net/bewopomemufujitelologizib.pdfIn PDF document text
    • http://betmoy56.com/swot_analysis_word8c8k6.pdfIn PDF document text
    • http://reduslim-buy.site/46782841628wy8b6.pdfIn PDF document text
    • http://blacktea.space/new_business_plan_ppt_templatevuu2z.pdfIn PDF document text
    • http://jesofoma.getenjoyment.net/an_inspector_calls_bbc_2015_watch_online_free.pdfIn PDF document text
    • https://cdn.sqhk.co/risenulowo/hfgcFgi/download_stickman_rope_hero_mod_apk_terbaru.pdfIn PDF document text
    • http://lorakuze.sportsontheweb.net/22648155264.pdfIn PDF document text
    • http://www.ascendercorp.com/In PDF document text
    • http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
    • http://molitumulejoji.rf.gd/the_birds_nest_thunderbird.pdfIn PDF document text
    • http://befokube.rf.gd/lidekozixi.pdfIn PDF document text
    • https://s3.amazonaws.com/susonanezaj/67997781387.pdfIn PDF document text
    • http://jimibidubarabus.epizy.com/phone_answers_then_hangs_up.pdfIn PDF document text
    • https://s3.amazonaws.com/xuzakob/tesapomugerevizetime.pdfIn PDF document text
    • http://bexukavibume.myartsonline.com/60400057642.pdfIn PDF document text
    • https://s3.amazonaws.com/tokudapele/lelitekoluritimumod.pdfIn PDF document text
    • http://sarirepenibe.epizy.com/fazum.pdfIn PDF document text
    • https://s3.amazonaws.com/silubebebefuju/57275559253.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_off00010481.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x10481 5724 bytes
SHA-256: 8decc112c1d78757640c4857eaa0640e01fc9c319dcd02890edabf00e0cb8da8

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