Malicious PDF — malware analysis report

Static analysis result for SHA-256 0c030e98f7df137b…

MALICIOUS

PDF

175.0 KB Created: 2021-03-30 09:01:49 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2021-11-22
MD5: f96d5847b938588016bb422970a72f2d SHA-1: 0b244deb025a0f730f26fd58fa2cdc47a5f2656d SHA-256: 0c030e98f7df137b44d57c45881b17b8f22852d2cc7b704c4f8076cb6cdf4c4e
124 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF contains multiple external links and is flagged as a link farm on disposable hosting, indicating a likely attempt to redirect users to malicious sites. The ML classifier and ClamAV detection strongly suggest malicious intent, likely for phishing or malware distribution. Although no scripts were explicitly extracted, the PDF structure and embedded URLs are indicative of malicious activity.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9881

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://kuzutuzo.ru/award?keyword=definisi+urbanisasi+pdf PDF link annotation
    • https://ramaxudefe.weebly.com/uploads/1/3/4/0/134042793/8696168.pdfIn PDF document text
    • https://cdn-cms.f-static.net/uploads/4454803/normal_5fdc16488912d.pdfIn PDF document text
    • https://damanula.weebly.com/uploads/1/3/1/8/131856109/ganor.pdfIn PDF document text
    • https://static.s123-cdn-static.com/uploads/4413575/normal_5fe12131b21bf.pdfIn PDF document text
    • http://lufatomitonad.22web.org/9126352647.pdfIn PDF document text
    • https://gabofulonu.weebly.com/uploads/1/3/4/7/134730366/93f9c.pdfIn PDF document text
    • https://lepifopinitomo.weebly.com/uploads/1/3/2/6/132696280/tajug.pdfIn PDF document text
    • http://bukobaxaz.getenjoyment.net/alemania_en_la_segunda_guerra_mundial.pdfIn PDF document text
    • https://cdn.sqhk.co/tixuniwe/hcjgBf0/zonakofowelepakub.pdfIn PDF document text
    • https://static.s123-cdn-static.com/uploads/4409606/normal_600752ff5773f.pdfIn PDF document text
    • http://bozidik.22web.org/tony_little_gazelle_freestyle_pro.pdfIn PDF document text
    • https://geserani.weebly.com/uploads/1/3/4/3/134347405/rewumolelezijujipita.pdfIn PDF document text
    • https://valuzobuxile.weebly.com/uploads/1/3/2/7/132711949/e0619d48b6d76.pdfIn PDF document text
    • https://cdn-cms.f-static.net/uploads/4452385/normal_6056e7f31b37c.pdfIn PDF document text
    • https://static.s123-cdn-static.com/uploads/4428341/normal_5ff81c5171287.pdfIn PDF document text
    • https://vebudizegegogog.weebly.com/uploads/1/3/1/3/131398423/8feb6.pdfIn PDF document text
    • https://cdn.sqhk.co/mokabawimav/KVkijjh/techcrunch_disrupt_2019_berlin.pdfIn PDF document text
    • http://geforagegi.atwebpages.com/17589840782.pdfIn PDF document text
    • http://jeborawaleko.atwebpages.com/anatomy_of_farm_animals.pdfIn PDF document text

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