Malicious PDF — malware analysis report

Static analysis result for SHA-256 1ffa148dfd449f84…

MALICIOUS

PDF

62.4 KB Created: 2021-09-18 06:33:59 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 5.11.3) First seen: 2021-10-31
MD5: dc4638d65851e27133d4decf936c102b SHA-1: 052f4ddba7cba55bd560c68be35a6ccc7dc46e78 SHA-256: 1ffa148dfd449f844b1df6cb583e91142f1efb3c020b47be8a62b94fb0f73f5f
94 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1204.002 Malicious Link

The file was detected by ClamAV as Pdf.Phishing.Trojan. Static analysis revealed a PDF document containing a large number of embedded URLs, many of which are structured as file downloads. This indicates a likely attempt to trick users into visiting malicious sites, potentially for phishing or further malware delivery.

Machine Learning

  • Nyx PDF Classifier suspicious score 0.3863

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 http://conblocmanado.com/pics/file/savej.pdf In PDF document text
    • https://ihotel2b.com/upfiles/editor/files/rikegabuzeruxafifire.pdfIn PDF document text
    • http://mzch.pl/userfiles/file/54096998008.pdfIn PDF document text
    • https://jjcfurnituremaker.com/userfiles/files/lojitigoramebijexu.pdfIn PDF document text
    • http://eventechsite.com/files/files/ruribubarupavigekavadaj.pdfIn PDF document text
    • https://mgs-on-track.com/uploads/misc/files/6020344822.pdfIn PDF document text
    • https://www.budgetskemaet.dk/wp-content/plugins/formcraft/file-upload/server/content/files/16136fee69d3b7---51573934471.pdfIn PDF document text
    • http://bawaconstructions.com/editorData/file/wesegipitireboberuzi.pdfIn PDF document text
    • http://coolscape.info/images/files/wusivumumopu.pdfIn PDF document text
    • http://theloanwala.com/userfiles/file/96382882992.pdfIn PDF document text
    • http://www.s-prom.si/fileupload/file/ralinuteximiwig.pdfIn PDF document text
    • http://rintoyo.com/userfiles/file/vusadonev.pdfIn PDF document text
    • http://sm.ac.th/ckfinder/userfiles/files/wawepedijuzefiw.pdfIn PDF document text
    • http://szamosiszerviz.hu/feltoltott/files/49986045614.pdfIn PDF document text
    • http://www.rosabrockenhaus.ch/ckfinder/userfiles/files/25769057436.pdfIn PDF document text
    • https://athensviptour.com/wp-content/plugins/super-forms/uploads/php/files/ca442c47319f2e9cd294e5df8c7ad120/66571192943.pdfIn PDF document text
    • http://solmoda.it/userfiles/files/21326192281.pdfIn PDF document text
    • http://argol-editions.fr/userfiles/file/zivigufud.pdfIn PDF document text
    • https://alarouba.com/ckfinder/userfiles/files/nibibafetigivos.pdfIn PDF document text
    • http://archinfo.ru/uploads/file/sijinig.pdfIn PDF document text
    • http://salondebellezaanamariaromero.es/ckfinder/userfiles/files/435141435.pdfIn PDF document text
    • http://allivecoat.com/userData/board/file/92285788448.pdfIn PDF document text
    • http://c2ctrading.org/cms_upload/files/11552526190.pdfIn PDF document text
    • http://cuakeobinhduong.com/upload/files/49690762597.pdfIn PDF document text
    • http://zjhywt.com/images/upload/File/65304801026.pdfIn PDF document text
    • https://feedproxy.google.com/~r/skout/mBVl/~3/3CAf4wW3hvY/uplcv?utm_term=read+the+awakening+online+freePDF link annotation

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