Analysis

  • max time kernel
    69s
  • max time network
    141s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-en-20220113
  • submitted
    20-02-2022 07:21

General

  • Target

    53215004babd14a61e9ad4c9115fcd7c7d8385e6555bc280d8be163c6aeee39f.exe

  • Size

    170KB

  • MD5

    e099b46a11f962688a9f45c0da068045

  • SHA1

    6f525bfb102285515e32345e6f0870f508b55fbe

  • SHA256

    53215004babd14a61e9ad4c9115fcd7c7d8385e6555bc280d8be163c6aeee39f

  • SHA512

    341aaef008e6ee245e7ba1e5c3315b88cf11fe05bce880637cbec2a585c1b2e36408bd0ec6d202b25ecfb1d9d81e13d4826bb5c7fdb401473f9b624f40213bdb

Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Windows\system32\taskhostw.exe
    taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
    1⤵
      PID:2464
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
      1⤵
        PID:2964
      • C:\Windows\system32\svchost.exe
        C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
        1⤵
          PID:2348
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2296
          • C:\Users\Admin\AppData\Local\Temp\53215004babd14a61e9ad4c9115fcd7c7d8385e6555bc280d8be163c6aeee39f.exe
            "C:\Users\Admin\AppData\Local\Temp\53215004babd14a61e9ad4c9115fcd7c7d8385e6555bc280d8be163c6aeee39f.exe"
            1⤵
            • Checks computer location settings
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            PID:4880
            • C:\Windows\System32\cmd.exe
              "C:\Windows\System32\cmd.exe" /C REG ADD "HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /v "svchos" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\53215004babd14a61e9ad4c9115fcd7c7d8385e6555bc280d8be163c6aeee39f.exe" /f
              2⤵
                PID:820

            Network

            MITRE ATT&CK Enterprise v6

            Replay Monitor

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            Downloads

            • memory/2296-130-0x00007FF6FD140000-0x00007FF6FD4CE000-memory.dmp

              Filesize

              3.6MB

            • memory/2464-131-0x00007FF6FD140000-0x00007FF6FD4CE000-memory.dmp

              Filesize

              3.6MB