Analysis

  • max time kernel
    38s
  • max time network
    150s
  • platform
    windows10_x64
  • resource
    win10v20210408
  • submitted
    30/08/2021, 06:26

General

  • Target
    f5cca74f5645553ecaad995c998b7f8fa9ad8d7bfa4c6119e4e2e2e7f0ab50cf.exe
  • Size 1.1MB
  • Sample210830-vsa272se6j
  • SHA256 f5cca74f5645553ecaad995c998b7f8fa9ad8d7bfa4c6119e4e2e2e7f0ab50cf
  • MD5 SHA1 SHA512
Score
5/10

Malware Config

Signatures

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f5cca74f5645553ecaad995c998b7f8fa9ad8d7bfa4c6119e4e2e2e7f0ab50cf.exe
    "C:\Users\Admin\AppData\Local\Temp\f5cca74f5645553ecaad995c998b7f8fa9ad8d7bfa4c6119e4e2e2e7f0ab50cf.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:800
    • C:\Users\Admin\AppData\Local\Temp\f5cca74f5645553ecaad995c998b7f8fa9ad8d7bfa4c6119e4e2e2e7f0ab50cf.exe
      "C:\Users\Admin\AppData\Local\Temp\f5cca74f5645553ecaad995c998b7f8fa9ad8d7bfa4c6119e4e2e2e7f0ab50cf.exe"
      2⤵
        PID:3812

    Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

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          Downloads

          memory/3812-114-0x0000000000400000-0x000000000043B000-memory.dmp

          memory/3812-116-0x0000000000400000-0x000000000043B000-memory.dmp