Overview

overview

10

Static

static

10

xMIC.exe

windows10-ltsc_2021-x64

10

xMIC.exe

windows11-21h2-x64

10

Sharing

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General

  • Target
    xMIC.exe
  • Size 57KB
  • Sample260415-md1ymaby3p
  • SHA256 88766b00b80c8282be986de16c623ca4b3c84d4fbb1b1b22cf461ca96326258e
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
xwormexecutionpersistencerattrojan

Malware Config

Extracted

Family

  • xworm

C2

  • Mh0-44853.portmap.host:44853

Attributes
  • Install_directory

    %AppData%

  • install_file

    Myrralis.exe

Targets

    • Target
      xMIC.exe
    • Size 57KB
    • SHA256 88766b00b80c8282be986de16c623ca4b3c84d4fbb1b1b22cf461ca96326258e
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    executionxwormpersistencerattrojan

    • Detect Xworm Payload

    • Family: Xworm

      Xworm is a remote access trojan written in C#.

      trojanratxworm

    • Command and Scripting Interpreter: PowerShell

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

      execution

    • 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

      persistence
    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks