Malicious PDF — malware analysis report

Static analysis result for SHA-256 e002e1dca0c34077…

MALICIOUS

PDF

57.2 KB Created: 2021-03-09 10:37:15 +02:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2021-09-23
MD5: 377fd74a1a21ebbfb25ae9cde66acc2b SHA-1: 92c01268cbee79aeac07dbec8000c8edac1a1185 SHA-256: e002e1dca0c3407769e23cf3836185c7d47c81a2ed51a6fc772d4460aafecee7
124 Risk Score
Tags
free-cdn-ebook-manual-lure

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1203 Exploitation for Client Execution

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 0.5074

Heuristics 4

  • ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
  • 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://bologen.ru/award?keyword=impulse+control+techniques+pdf PDF link annotation
    • https://static.s123-cdn-static.com/uploads/4421462/normal_5fed2dbc23b5f.pdfIn PDF document text
    • https://cdn.sqhk.co/subogutaze/akUfjcO/ziduxujurufubunajosud.pdfIn PDF document text
    • http://nadefememidep.medianewsonline.com/59873057416.pdfIn PDF document text
    • https://cdn-cms.f-static.net/uploads/4502817/normal_6046f90c7309d.pdfIn PDF document text
    • https://cdn.sqhk.co/gitesafuwu/gjbhcji/developing_management_skills_3rd_edition.pdfIn PDF document text
    • https://cdn-cms.f-static.net/uploads/4422912/normal_60290cda5252d.pdfIn PDF document text
    • https://cdn-cms.f-static.net/uploads/4499999/normal_602093a193605.pdfIn PDF document text
    • http://rivepozepuxar.mywebcommunity.org/4059954819.pdfIn PDF document text
    • http://jedusajinud.mygamesonline.org/tinuxuzazevupexutulapader.pdfIn PDF document text
    • https://cdn.sqhk.co/foropogajag/gihcm7N/antivirus_free_2021_virus_cleaner_2019.pdfIn PDF document text
    • http://nageramuvepom.mywebcommunity.org/learn_english_speaking_for_beginners_youtube.pdfIn PDF document text
    • https://cdn.sqhk.co/wagomito/vAgchdm/last_human_life_on_earth_mod_apk_an1.pdfIn PDF document text
    • http://dafawesag.epizy.com/responsive_css_media_queries_template.pdfIn PDF document text
    • http://jamotawopoxagu.rf.gd/vogokipukikut.pdfIn PDF document text
    • http://vopawebelugodub.rf.gd/a_midsummer_nights_dream_script_with_line_numbers.pdfIn PDF document text
    • http://mujozigimak.rf.gd/29574118566.pdfIn PDF document text
    • http://vosivoru.epizy.com/wujonekevekomipij.pdfIn PDF document text
    • http://pifazudiso.rf.gd/communist_manifesto_half_price_books.pdfIn PDF document text
    • http://pivunovukemo.epizy.com/kaxegarel.pdfIn PDF document text
    • http://vipowiso.epizy.com/jizorojefazowagaworekofi.pdfIn PDF document text
    • http://likutolejit.onlinewebshop.net/mofinatugapidufenudadele.pdfIn PDF document text
    • http://vilumepidiwego.myartsonline.com/anthropological_theory_today.pdfIn PDF document text
    • http://setekavapitefe.rf.gd/hdfc_life_progrowth_plus_fund_performance.pdfIn PDF document text

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