General

  • Target

    BootstrapperNew.exe

  • Size

    3.0MB

  • Sample

    250305-bv3yrsvsev

  • MD5

    f0808c46f3f8beca942c18e5ff0e737e

  • SHA1

    f724dd3061a299af90aa55388992a9fc9a20f97b

  • SHA256

    f583e11fae8f7eba302fa26cbe93cf42bebd67dca79368ff86f6ec3defca3b06

  • SHA512

    52cdba2724bacfcf29f45b9b2b5e92eeb7c187558356ff702e486e4031d62143adbd83a6188e4879623d7c99f5f048f235cfdd2fd97764d9a803f437c2e31fdd

  • SSDEEP

    49152:RVerDSYrnhY+89P75F2W7f2IZV0189oBVTBSPLZpwM7hRYkbZJambGlkP6:OD7q+K7X2m/V03TBSPDwMLYkzrGlb

Malware Config

Extracted

Family

xworm

C2

127.0.0.1:5467

google-rocks.gl.at.ply.gg:5467

Attributes
  • Install_directory

    %AppData%

  • install_file

    svchost.exe

Targets

    • Target

      BootstrapperNew.exe

    • Size

      3.0MB

    • MD5

      f0808c46f3f8beca942c18e5ff0e737e

    • SHA1

      f724dd3061a299af90aa55388992a9fc9a20f97b

    • SHA256

      f583e11fae8f7eba302fa26cbe93cf42bebd67dca79368ff86f6ec3defca3b06

    • SHA512

      52cdba2724bacfcf29f45b9b2b5e92eeb7c187558356ff702e486e4031d62143adbd83a6188e4879623d7c99f5f048f235cfdd2fd97764d9a803f437c2e31fdd

    • SSDEEP

      49152:RVerDSYrnhY+89P75F2W7f2IZV0189oBVTBSPLZpwM7hRYkbZJambGlkP6:OD7q+K7X2m/V03TBSPDwMLYkzrGlb

    • 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