Analysis

  • max time kernel
    179s
  • max time network
    180s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-en-20220112
  • submitted
    07/02/2022, 14:59

General

  • Target

    b0ae60c70c187c8aaf55d1bfd4d0293f25ba9f315668ceacc2560d22a2730206.exe

  • Size

    19.1MB

  • MD5

    4e74c09cdf73e043a217e68058b43139

  • SHA1

    4325cc8708fbe6f1bc5673037fb4c58042ce291b

  • SHA256

    b0ae60c70c187c8aaf55d1bfd4d0293f25ba9f315668ceacc2560d22a2730206

  • SHA512

    29fe208509ae883d90bd878885416e2411f2c3ea888b9caab408ebd8117ffb919143c3b0486ecfc0ef9ea4017306b1d10913e68db2aed50f585eea1e00ab1de8

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.

  • Drops file in Program Files directory 10 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Modifies data under HKEY_USERS 47 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Windows\system32\MusNotifyIcon.exe
    %systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
    1⤵
    • Checks processor information in registry
    PID:1704
  • C:\Users\Admin\AppData\Local\Temp\b0ae60c70c187c8aaf55d1bfd4d0293f25ba9f315668ceacc2560d22a2730206.exe
    "C:\Users\Admin\AppData\Local\Temp\b0ae60c70c187c8aaf55d1bfd4d0293f25ba9f315668ceacc2560d22a2730206.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:2068
    • C:\Windows\system32\cmd.exe
      "C:\Windows\sysnative\cmd.exe" /c "C:\Users\Admin\AppData\Local\Temp\FCC7.tmp\FCC8.bat C:\Users\Admin\AppData\Local\Temp\b0ae60c70c187c8aaf55d1bfd4d0293f25ba9f315668ceacc2560d22a2730206.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3876
      • C:\Users\Admin\AppData\Local\Temp\FCC7.tmp\2.exe
        2.exe
        3⤵
        • Executes dropped EXE
        • Drops file in Program Files directory
        PID:784
  • C:\Windows\System32\svchost.exe
    C:\Windows\System32\svchost.exe -k NetworkService -p
    1⤵
    • Drops file in Windows directory
    • Modifies data under HKEY_USERS
    PID:3700

Network

        MITRE ATT&CK Enterprise v6

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