General

  • Target

    20241002cebb899489aed0f2f1d021913224fb02destroyerwannacry

  • Size

    83KB

  • Sample

    241002-3shnlatbrl

  • MD5

    cebb899489aed0f2f1d021913224fb02

  • SHA1

    d9efd1333a59bc9f4ca626c44e99075bde25fd73

  • SHA256

    74422b2aad789ee68ad768e7a7b0707e3ef690460728d13b8a16a0428d3ead4d

  • SHA512

    a90214a4328219d33bca2899fdaf5010cb299da1370180c0a5db0a7da5922919f2248afcb982e3b8833a4fc5ee0fc077594fa4ce0f4b957c600fddfd7a01e5c0

  • SSDEEP

    1536:Wo2D0oWr9XemsvBhzS7NyKkKHHR72W0F00m05000tx0Zpv9w40gGpcK1U+WCvse7:Wo00oWr9XSu7NyKkKHN2W0F00m05000h

Malware Config

Targets

    • Target

      20241002cebb899489aed0f2f1d021913224fb02destroyerwannacry

    • Size

      83KB

    • MD5

      cebb899489aed0f2f1d021913224fb02

    • SHA1

      d9efd1333a59bc9f4ca626c44e99075bde25fd73

    • SHA256

      74422b2aad789ee68ad768e7a7b0707e3ef690460728d13b8a16a0428d3ead4d

    • SHA512

      a90214a4328219d33bca2899fdaf5010cb299da1370180c0a5db0a7da5922919f2248afcb982e3b8833a4fc5ee0fc077594fa4ce0f4b957c600fddfd7a01e5c0

    • SSDEEP

      1536:Wo2D0oWr9XemsvBhzS7NyKkKHHR72W0F00m05000tx0Zpv9w40gGpcK1U+WCvse7:Wo00oWr9XSu7NyKkKHN2W0F00m05000h

    • Chaos

      Ransomware family first seen in June 2021.

    • Chaos Ransomware

    • Renames multiple (172) files with added filename extension

      This suggests ransomware activity of encrypting all the files on the system.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Drops startup file

    • Executes dropped EXE

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Drops desktop.ini file(s)

    • Sets desktop wallpaper using registry

MITRE ATT&CK Enterprise v15

Tasks