Analysis

  • max time kernel
    221s
  • max time network
    364s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14/10/2022, 16:13

General

  • Target
    MetaMansion/MetaMansionSetup.exe
  • Size 668.4MB
  • Sample221014-tn3crsdhal
  • SHA256 b02510505204d269d0d056ac0f0c8342a457600b2dbedf062c62462346b43d78
  • MD5 SHA1 SHA512 SSDEEP
Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\MetaMansion\MetaMansionSetup.exe
    "C:\Users\Admin\AppData\Local\Temp\MetaMansion\MetaMansionSetup.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:4504
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\SETUP_~1.EXE
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\SETUP_~1.EXE
      2⤵
      • Executes dropped EXE
      • Checks computer location settings
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:4652
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -enc UwB0AGEAcgB0AC0AUwBsAGUAZQBwACAALQBTAGUAYwBvAG4AZABzACAAMwA0AA==
        3⤵
          PID:2012

    Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

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          Downloads

          SETUP_~1.EXE

          • Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\SETUP_~1.EXE
          • Size 334.0MB
          • SHA256 b89232e5b82061a5c2ccb40270dae2c90ff1c0ac3f7459011e97732ab7e5f5ab
          • MD5 SHA1 SHA512 SSDEEP

          SETUP_~1.EXE

          • Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\SETUP_~1.EXE
          • Size 334.0MB
          • SHA256 b89232e5b82061a5c2ccb40270dae2c90ff1c0ac3f7459011e97732ab7e5f5ab
          • MD5 SHA1 SHA512 SSDEEP

          memory/2012-144-0x0000000004B20000-0x0000000004B56000-memory.dmp

          memory/4652-138-0x0000000000790000-0x00000000007C2000-memory.dmp

          memory/4652-139-0x0000000005620000-0x0000000005BC4000-memory.dmp

          memory/4652-140-0x0000000005110000-0x00000000051A2000-memory.dmp

          memory/4652-141-0x0000000005100000-0x000000000510A000-memory.dmp

          memory/4652-142-0x00000000079F0000-0x0000000007A12000-memory.dmp