Malicious PDF — malware analysis report

Static analysis result for SHA-256 7032292e0fb15191…

MALICIOUS

PDF

71.6 KB Created: 2021-02-05 10:32:34 +02:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2021-09-22
MD5: e6dd6b973b2956e005f825c86696f61a SHA-1: 166559b6dc8f44f813d0bf16eb6b8327c646dce0 SHA-256: 7032292e0fb15191bf8b3f9f77b6d7a1e32e4eac5f6420414c04b8c97ef54b78
154 Risk Score
Tags
free-cdn-ebook-manual-lure

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

This PDF document was flagged as malicious by ClamAV and an ML classifier. The file embeds a large number of external links characteristic of an SEO link farm. Specific URLs and indicators for this sample are listed in the indicators section.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9459

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 contains mass external PDF link farm critical PDF_SEO_LINK_FARM
    Small PDF contains many clickable external PDF links, mostly clustered on one host. This matches generated SEO/link-farm PDF carriers used to route users into malicious or unwanted-software delivery chains, rather than a normal document citation pattern.
  • 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://jacksth.ru/aws?utm_term=python+format+list+for+sql+query PDF link annotation
    • https://cdn.sqhk.co/rovifatira/Bieigji/lekexit.pdfIn PDF document text
    • https://cdn-cms.f-static.net/uploads/4451766/normal_601412ccedbac.pdfIn PDF document text
    • https://cdn.sqhk.co/bexamajuw/wCgfhja/45853830600.pdfIn PDF document text
    • https://cdn.sqhk.co/dakubakasilu/esGjghd/roboxumoxukojowuvif.pdfIn PDF document text
    • https://cdn-cms.f-static.net/uploads/4373992/normal_5fda974df0f02.pdfIn PDF document text
    • https://static.s123-cdn-static.com/uploads/4414491/normal_5ff9154ba53a6.pdfIn PDF document text
    • https://cdn.sqhk.co/godajaxox/giijahj/man_down_under_chords.pdfIn PDF document text
    • https://cdn.sqhk.co/mavozopofug/ihFhbUU/xixixenikarewe.pdfIn PDF document text
    • https://cdn-cms.f-static.net/uploads/4487658/normal_5fdbb7f16133a.pdfIn PDF document text
    • https://cdn.sqhk.co/rufosopufu/dabiagc/6285750940.pdfIn PDF document text
    • https://kuzogirig.weebly.com/uploads/1/3/4/7/134748708/tububa.pdfIn PDF document text
    • https://cdn.sqhk.co/wogokodu/OhesvLw/91746967544.pdfIn PDF document text
    • https://cdn.sqhk.co/kadeposamo/fgdihhi/soccer_goalkeeper_gloves_near_me.pdfIn PDF document text
    • https://s3.amazonaws.com/lepefi/sozapivajuzewiju.pdfIn PDF document text

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