Malicious PDF — malware analysis report

Static analysis result for SHA-256 baed6620c901eb7c…

MALICIOUS

PDF

54.7 KB Created: 2021-09-09 10:25:04 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 5.11.3) First seen: 2021-10-11
MD5: 01f9561423c53e254909037b632e4f89 SHA-1: 3634e1fa6422cfa2f20b8441def64f06c3b599e4 SHA-256: baed6620c901eb7c8118451f73ea194e42d726a916966baeea0776229011a54d
124 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

This PDF file was flagged by multiple heuristics, including a critical ClamAV detection for Pdf.Phishing.Trojan. The presence of numerous embedded URLs and a PDF_SEO_DISPOSABLE_LINK_FARM heuristic indicates a strong likelihood of phishing or malware distribution. The ML classifier also provided a high confidence score for maliciousness.

Machine Learning

  • Nyx PDF Classifier malicious score 0.7367

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://crysiq.ru/uplcv?utm_term=gomovies+tv+shows PDF link annotation
    • https://mavismanagement.com/wp-content/plugins/formcraft/file-upload/server/content/files/1612ef8f348bc6---wowekesogat.pdfIn PDF document text
    • http://etabetasurvey.com/userfiles/files/28910897754.pdfIn PDF document text
    • http://onroerendgoedindex.nl/images/uploads/ximerisakesig.pdfIn PDF document text
    • http://blackhorsesc.pl/userfiles/file/rotopobewuvenagawo.pdfIn PDF document text
    • http://ptk-astana.kz/wp-content/plugins/super-forms/uploads/php/files/54150a561fd5c60316bb16d52489f5a5/6110565099.pdfIn PDF document text
    • http://el-system.jp/uploads/2012/files/vafomubex.pdfIn PDF document text
    • https://brianspradlin.com/userfiles/file/dematazefugewodix.pdfIn PDF document text
    • http://www.ghidmariaj.ro/app/webroot/files/ckfinder/userfiles/files/51723234031.pdfIn PDF document text
    • https://fablab808.com/nbloom/fckuploads/file/280914093.pdfIn PDF document text
    • http://avvocatoandreabruschi.it/userfiles/files/94480708455.pdfIn PDF document text
    • http://www.ciesol.es/ckfinder/userfiles/files/69607063423.pdfIn PDF document text
    • http://kingsfci.com/userfiles/file/2327786699.pdfIn PDF document text
    • http://weilandensemble.nl/ckfinder/userfiles/files/walidonejugigewulurubunav.pdfIn PDF document text
    • http://balmybnb.com/t/tutorfirm/uploads/ck/files/bimup.pdfIn PDF document text
    • https://afayl.com/userfiles/file/xuxomigisenozekapatewux.pdfIn PDF document text
    • http://sictombbi.fr/ckfinder/userfiles/files/xojumixuxowulapat.pdfIn PDF document text
    • https://sssmri.com/ckfinder/userfiles/files/bagobajefepobinebu.pdfIn PDF document text
    • http://metabolitplus.ru/files/file/15444004314.pdfIn PDF document text
    • http://circolonauticofavignana.it/userfiles/files/gututef.pdfIn PDF document text
    • http://hasomedia.com/userfiles/file/rikuliwuwozuxomowarezajab.pdfIn PDF document text
    • http://sor1310.com/userfiles/file/20159322158.pdfIn PDF document text
    • https://ganganagardentist.com/userfiles/file/91433065125.pdfIn PDF document text