General

  • Target

    QuestClient.bat

  • Size

    456KB

  • Sample

    240814-wcs13averb

  • MD5

    c2cd34623e825a5da3bd0c3c6a7cc7a0

  • SHA1

    1ce81a2392bff443e04b97a9ff76e0316c1ca850

  • SHA256

    70c57f82283c07c45bca13b478c4f03bb81387e1d4b3945fc3e6c2483e878bc8

  • SHA512

    ba0895bee303d9ff1e268b7cc512bc903a12465b6737f21594107d040592f8210b83c26bae3c0f6d0b9a12fd98f8702305a4b3b409a6b63b15c9b2a8d0b34ecf

  • SSDEEP

    12288:Ve9+GI3rpF00cj8PF4617iCV1sYJKyoS4osZcD48:Ve9vI3FqgmCRoLosWDD

Malware Config

Extracted

Family

xworm

C2

127.0.0.1:65257

shows-draw.gl.at.ply.gg:65257

Attributes
  • Install_directory

    %AppData%

  • install_file

    QuestClient.exe

Targets

    • Target

      QuestClient.bat

    • Size

      456KB

    • MD5

      c2cd34623e825a5da3bd0c3c6a7cc7a0

    • SHA1

      1ce81a2392bff443e04b97a9ff76e0316c1ca850

    • SHA256

      70c57f82283c07c45bca13b478c4f03bb81387e1d4b3945fc3e6c2483e878bc8

    • SHA512

      ba0895bee303d9ff1e268b7cc512bc903a12465b6737f21594107d040592f8210b83c26bae3c0f6d0b9a12fd98f8702305a4b3b409a6b63b15c9b2a8d0b34ecf

    • SSDEEP

      12288:Ve9+GI3rpF00cj8PF4617iCV1sYJKyoS4osZcD48:Ve9vI3FqgmCRoLosWDD

    • Detect Xworm Payload

    • Xworm

      Xworm is a remote access trojan written in C#.

    • Blocklisted process makes network request

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

    • Checks computer location settings

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

    • Drops startup file

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v15

Tasks