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General

  • Target

    DeltaClient.exe

  • Size

    1.0MB

  • Sample

    250309-qxjp8s11h1

  • MD5

    eb67015b03010c123ca71feae9dd650e

  • SHA1

    781ef9f850fed5c05dbd8370ea06a267c95a6acc

  • SHA256

    6f429d58a42e834613002fae6ab2b1b0f955c19830ed9a446904c9fd0c96d703

  • SHA512

    22261e79a66336715287e7a420e2bcef2410da7c1cda333b2dad4ef89076af291adc52f8408e561d69e71428d4fd52e87177f980ff30601bc0fdc7d9f8673274

  • SSDEEP

    24576:L5nlQBTFlRtuKcNzH9zupNdfxfinXpiRyA:ZeTFlVEzBundJanZQyA

Malware Config

Extracted

Family

xworm

C2

sackedrai-44446.portmap.host:44446

Attributes
  • Install_directory

    %AppData%

  • install_file

    USB.exe

Targets

    • Target

      DeltaClient.exe

    • Size

      1.0MB

    • MD5

      eb67015b03010c123ca71feae9dd650e

    • SHA1

      781ef9f850fed5c05dbd8370ea06a267c95a6acc

    • SHA256

      6f429d58a42e834613002fae6ab2b1b0f955c19830ed9a446904c9fd0c96d703

    • SHA512

      22261e79a66336715287e7a420e2bcef2410da7c1cda333b2dad4ef89076af291adc52f8408e561d69e71428d4fd52e87177f980ff30601bc0fdc7d9f8673274

    • SSDEEP

      24576:L5nlQBTFlRtuKcNzH9zupNdfxfinXpiRyA:ZeTFlVEzBundJanZQyA

    • Detect Xworm Payload

    • Xworm

      Xworm is a remote access trojan written in C#.

    • Xworm family

    • Command and Scripting Interpreter: PowerShell

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

    • Checks computer location settings

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

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

MITRE ATT&CK Enterprise v15

Tasks