Malicious PDF — malware analysis report

Static analysis result for SHA-256 e9e2f1c6c4da9dd1…

MALICIOUS

PDF

76.3 KB Created: 2021-03-03 15:49:13 +02:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)
MD5: 777a6079e06b0911f60a90cce9d9ef33 SHA-1: b472954abd1c722440cdd1b56139a5ac54af8143 SHA-256: e9e2f1c6c4da9dd174bcfdfa59ded946618a7c15022cb99f21631a55185b61f4
94 Risk Score

Malware Insights

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

The file was detected as a malicious PDF by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. The embedded URI points to a suspicious URL, likely part of a phishing or malware distribution scheme. Although no scripts were explicitly extracted, the PDF structure and heuristic firings suggest it is designed to exploit vulnerabilities or trick the user into visiting malicious sites.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9774

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://kuzutuzo.ru/award?keyword=curse+of+strahd+death+house
    • https://cdn-cms.f-static.net/uploads/4421611/normal_6023c4080bf61.pdf
    • http://jidapuxedepu.medianewsonline.com/remazigirixanuperenofi.pdf
    • http://lebuvowune.getenjoyment.net/50920127378.pdf
    • https://kapizufon.weebly.com/uploads/1/3/4/4/134486886/0343212c052dbe2.pdf
    • https://cdn.sqhk.co/detatakev/ijjgjfv/55975693868.pdf
    • https://cdn.sqhk.co/giripiponi/iyrpysm/rapefudowana.pdf
    • http://nopuvobetag.mygamesonline.org/personal_values_list.pdf
    • https://pajejasebuwosiw.weebly.com/uploads/1/3/0/8/130813778/wojodeju_nebojaxiji.pdf
    • https://cdn-cms.f-static.net/uploads/4415740/normal_5fe6cda7b6088.pdf
    • https://cdn-cms.f-static.net/uploads/4413843/normal_5fd826c77856e.pdf
    • https://cdn.sqhk.co/jujegopenop/Buhhxgj/dowewinadewikonopivamu.pdf
    • https://cdn.sqhk.co/purilusevike/ij7jfjj/24467921627.pdf
    • https://cdn.sqhk.co/kugefiruxat/jijjGWE/ezlink_auto_top_up_uob.pdf
    • https://static.s123-cdn-static.com/uploads/4424029/normal_5fde6fb7c7fbf.pdf
    • http://www.ascendercorp.com/
    • http://www.ascendercorp.com/typedesigners.html
    • https://s3.amazonaws.com/vekodupiwarobi/marketing_plan_for_online_travel_agency.pdf
    • https://s3.amazonaws.com/gudukupir/10250863118.pdf
    • http://scripts.sil.org/OFL

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00011fa7.bin
6681ce95be30750fec2b3e001be01f8159e1967c3596d066e1372c90f09234dd		 pdf-font-stream PDF embedded font (sfnt) at offset 0x11FA7 4868 bytes

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