General

  • Target

    XClient.exe

  • Size

    67KB

  • Sample

    250119-zdgk7svlcv

  • MD5

    983d15dbf212dc756d1f81fbdf895845

  • SHA1

    af10c1d57668ec1540f09651e1536168be966b2a

  • SHA256

    28d4e6de4bd9ffa6edf364baa001c435140befa337b3663c200aaac70734dbf4

  • SHA512

    a91beb437816b6ed8e93d24e60510d14d39c85464cf848f7b2b0e30cf24b65fb7e9d15a1d434a862976e024e0c572250fdaec96080da638041f426b8e36c0188

  • SSDEEP

    1536:f84JJjnvF1wLYY+Cim2ehJvtkaI9bAElS4UH6AO8/HO0JYPfaL:fpjvFOdH8YPkaI9bAfO8PO0JGaL

Malware Config

Extracted

Family

xworm

C2

memory-lottery.gl.at.ply.gg:22857

Attributes
  • Install_directory

    %AppData%

  • install_file

    USB.exe

Targets

    • Target

      XClient.exe

    • Size

      67KB

    • MD5

      983d15dbf212dc756d1f81fbdf895845

    • SHA1

      af10c1d57668ec1540f09651e1536168be966b2a

    • SHA256

      28d4e6de4bd9ffa6edf364baa001c435140befa337b3663c200aaac70734dbf4

    • SHA512

      a91beb437816b6ed8e93d24e60510d14d39c85464cf848f7b2b0e30cf24b65fb7e9d15a1d434a862976e024e0c572250fdaec96080da638041f426b8e36c0188

    • SSDEEP

      1536:f84JJjnvF1wLYY+Cim2ehJvtkaI9bAElS4UH6AO8/HO0JYPfaL:fpjvFOdH8YPkaI9bAfO8PO0JGaL

    • 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

    • Adds Run key to start application

MITRE ATT&CK Enterprise v15

Tasks