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General

  • Target

    XAXAX.exe

  • Size

    490KB

  • Sample

    250213-xmtk1sspex

  • MD5

    0c93a1e7eaf5d44b8b53104773e7bf42

  • SHA1

    45d311fdb1f3009e83908e31b26b384d915e31d7

  • SHA256

    d747cee1f79aba5af6b2e2f160a89a994f8eeb3ee9db4cbddd2ab83ce7dba4fd

  • SHA512

    f8466caa3057168d979aab7189210973f040f0f2653b97b6d89f553164e30eef8b6aca415f56c7e0a45771abb0c6107d35be1f86c55e9c71d4c55a3736bac4b4

  • SSDEEP

    12288:8AFQ2mhH2GnRwLb4YdTuPzcPpuYzGYth8I8wwFFvpuR6UUof:fFQ2WH2KRwoYdTugP1zGU7SMVUof

Malware Config

Extracted

Family

xworm

C2

that-mortgages.gl.at.ply.gg:22887

Attributes
  • Install_directory

    %AppData%

  • install_file

    XClient.exe

  • telegram

    https://api.telegram.org/bot7081348414:AAEQqhREW9-Pc1-aeS5a2NxfTFybIlvMOhk/sendMessage?chat_id=6426180826

Extracted

Family

gurcu

C2

https://api.telegram.org/bot7081348414:AAEQqhREW9-Pc1-aeS5a2NxfTFybIlvMOhk/sendMessage?chat_id=6426180826

Targets

    • Target

      XAXAX.exe

    • Size

      490KB

    • MD5

      0c93a1e7eaf5d44b8b53104773e7bf42

    • SHA1

      45d311fdb1f3009e83908e31b26b384d915e31d7

    • SHA256

      d747cee1f79aba5af6b2e2f160a89a994f8eeb3ee9db4cbddd2ab83ce7dba4fd

    • SHA512

      f8466caa3057168d979aab7189210973f040f0f2653b97b6d89f553164e30eef8b6aca415f56c7e0a45771abb0c6107d35be1f86c55e9c71d4c55a3736bac4b4

    • SSDEEP

      12288:8AFQ2mhH2GnRwLb4YdTuPzcPpuYzGYth8I8wwFFvpuR6UUof:fFQ2WH2KRwoYdTugP1zGU7SMVUof

    • Detect Xworm Payload

    • Gurcu family

    • Gurcu, WhiteSnake

      Gurcu aka WhiteSnake is a malware stealer written in C#.

    • Modifies Windows Defender DisableAntiSpyware settings

    • Windows security bypass

    • Xworm

      Xworm is a remote access trojan written in C#.

    • Xworm family

    • Boot or Logon Autostart Execution: Active Setup

      Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

    • Command and Scripting Interpreter: PowerShell

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

    • Downloads MZ/PE file

    • Event Triggered Execution: Image File Execution Options Injection

    • Drops startup file

    • Executes dropped EXE

    • Windows security modification

    • Adds Run key to start application

    • Checks whether UAC is enabled

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Indicator Removal: Clear Persistence

      remove IFEO.

MITRE ATT&CK Enterprise v15

Tasks