General

  • Target

    Tourn.exe

  • Size

    78.3MB

  • Sample

    240728-2vzjfszbqk

  • MD5

    9f1fdaabb3572c8f429820993edf81c1

  • SHA1

    e66fa9ea7fc78351cedf7348e4e77c98d286676b

  • SHA256

    2debf929b4d15b8c9b47fae5390268c7429a05b7a6cb7c168a554e6d0e985ade

  • SHA512

    95cdc8458b92c4058a58176781090f6e9af202b0abe45d115dc29837313cbc82ab5682853406a44cdcb4a8063a1daca0aef1d3f74399f4e204a41b39e41c3188

  • SSDEEP

    1572864:qvHcRlNuh7vXSk8IpG7V+VPhqudSsE7FFlHFCiYweyJulZUdgvdW4cj5uxa/Z9UK:qvHcRehTSkB05awSSBdNpurdRAMs9U

Malware Config

Targets

    • Target

      Tourn.exe

    • Size

      78.3MB

    • MD5

      9f1fdaabb3572c8f429820993edf81c1

    • SHA1

      e66fa9ea7fc78351cedf7348e4e77c98d286676b

    • SHA256

      2debf929b4d15b8c9b47fae5390268c7429a05b7a6cb7c168a554e6d0e985ade

    • SHA512

      95cdc8458b92c4058a58176781090f6e9af202b0abe45d115dc29837313cbc82ab5682853406a44cdcb4a8063a1daca0aef1d3f74399f4e204a41b39e41c3188

    • SSDEEP

      1572864:qvHcRlNuh7vXSk8IpG7V+VPhqudSsE7FFlHFCiYweyJulZUdgvdW4cj5uxa/Z9UK:qvHcRehTSkB05awSSBdNpurdRAMs9U

    • Enumerates VirtualBox DLL files

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • Sets file to hidden

      Modifies file attributes to stop it showing in Explorer etc.

    • Executes dropped EXE

    • Loads dropped DLL

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • Adds Run key to start application

    • Legitimate hosting services abused for malware hosting/C2

MITRE ATT&CK Enterprise v15

Tasks