Malicious PDF — malware analysis report

Static analysis result for SHA-256 ba09e00f11e8c641…

MALICIOUS

PDF

118.9 KB Created: 2022-07-04 08:05:14 +00:00 Authoring application: tryfest (via PDF Master 1.0.1) First seen: 2022-07-15
MD5: c9bbe2f4001a04b384df5bbf32b088a0 SHA-1: 9c4cb225ead795037f87a0e905f781d50799b855 SHA-256: ba09e00f11e8c6417d6c31bc773b443396557b5e2b58e92bb7260ff0bbdda62f
64 Risk Score

Malware Insights

MITRE ATT&CK
T1566.002 Spearphishing Attachment T1204.002 Malicious File T1059.001 PowerShell

The PDF file contains a large number of external links, with a specific heuristic identifying it as a 'PDF_SEO_LINK_FARM'. One of the primary external URIs points to 'lehmanbrotherbankruptcy.com', which is highly suspicious. The document body is heavily obfuscated and does not provide clear textual lures, but the presence of numerous links to potentially malicious domains suggests a drive-by download or phishing campaign.

Machine Learning

  • Nyx PDF Classifier clean score 0.0145

Heuristics 3

  • 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 http://lehmanbrotherbankruptcy.com/ZG93bmxvYWR8VVo4WW5kNGMzeDhNVFkxTmpnNU1qTTFNbng4TWpVNE4zeDhLRTBwSUVobGNtOXJkU0JiUm1GemRDQkhSVTVk/detecting.halogen?misshapen=/undernourishment/TW95ZWEgU1dGNFR1YmUgQ29udmVydGVyTW9.slav
    • https://lombard-magnet.ru/2022/07/04/xmedia-dvd-duplicator-professional-x64-latest-2022/
    • http://www.camptalk.org/web-pictures-grabber-crack-free-win-mac-march-2022/
    • https://www.you-nation.com/upload/files/2022/07/WYu1TIEjeClSKP8FofAm_04_4f0bd2d236ee8b9e7177338b93ecc1d8_file.pdf
    • http://thetruckerbook.com/2022/07/04/password-assistant-crack-download-for-windows/
    • https://coleccionohistorias.com/2022/07/04/posterprint-crack-product-key-full-april-2022/
    • https://www.reperiohumancapital.com/system/files/webform/uraliv601.pdf
    • https://www.kekogram.com/upload/files/2022/07/sMhIeqLVvPnyzRwntgz9_04_4f0bd2d236ee8b9e7177338b93ecc1d8_file.pdf
    • https://fierce-sierra-77510.herokuapp.com/zeeyemi.pdf
    • https://likesmeet.com/upload/files/2022/07/9AMdE4VVyeLQBO7zxp7c_04_4f0bd2d236ee8b9e7177338b93ecc1d8_file.pdf
    • https://teenmemorywall.com/wp-content/uploads/2022/07/brolang-1.pdf
    • https://bitcointrading.se/?p=7634
    • https://serene-hamlet-45495.herokuapp.com/ulrnei.pdf
    • https://thebestmale.com/sysinfotools-dxl-to-pst-converter-crack-free-download-mac-win-april-2022/
    • https://dry-sea-50634.herokuapp.com/Folder_Iconizer.pdf
    • https://www.townlifeproperties.com/wp-content/uploads/2022/07/olynet.pdf
    • https://lifedreamsorganizer.com/regex-batch-replacer-crack-pc-windows-2022-new/
    • https://sfgym24h.com/wp-content/uploads/2022/07/GHSC.pdf
    • https://mir-vasilka.ru/wp-content/uploads/2022/07/BeCause__Crack__Download_Latest.pdf
    • https://www.you-nation.com/upload/files/2022/07/WYu1TIEjeClSKP8FofAm_04_4f0bd2d236ee8b9e71
    • https://www.kekogram.com/upload/files/2022/07/sMhIeqLVvPnyzRwntgz9_04_4f0bd2d236ee8b9e717
    • https://likesmeet.com/upload/files/2022/07/9AMdE4VVyeLQBO7zxp7c_04_4f0bd2d236ee8b9e717733
    • https://lesxi.aueb.gr/sites/default/files/webform/xenesglosses/Esc-Close.pdf
    • http://sandterho.yolasite.com/resources/QRSimple-With-License-Key-Download-WinMac.pdf
    • http://www.tcpdf.org
    • http://www.w3.org/1999/02/22-rdf-syntax-ns#
    • http://purl.org/dc/elements/1.1/
    • http://ns.adobe.com/xap/1.0/
    • http://ns.adobe.com/pdf/1.3/
    • http://ns.adobe.com/xap/1.0/mm/
    • http://www.aiim.org/pdfa/ns/extension/
    • http://www.aiim.org/pdfa/ns/schema#
    • http://www.aiim.org/pdfa/ns/property#
    • http://www.aiim.org/pdfa/ns/id/