Analysis

  • max time kernel
    179s
  • max time network
    183s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-en-20220112
  • submitted
    03/03/2022, 09:41

General

  • Target
    610f0f8caa2928e53a802e4df8670ceb.exe
  • Size 6KB
  • Sample220303-lnsvbscahp
  • SHA256 43983482beac43130dc4718fb5bf3323063efa0f067d90e55a4c47653cd15bb8
  • MD5 SHA1 SHA512
Score
8/10

Malware Config

Signatures

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

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

  • Adds Run key to start application 2 TTPs 1 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 SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\610f0f8caa2928e53a802e4df8670ceb.exe
    "C:\Users\Admin\AppData\Local\Temp\610f0f8caa2928e53a802e4df8670ceb.exe"
    1⤵
    • Checks computer location settings
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2780
    • C:\Users\Admin\AppData\Roaming\p2pclient.exe
      "C:\Users\Admin\AppData\Roaming\p2pclient.exe" -l [email protected]
      2⤵
      • Executes dropped EXE
      • Checks computer location settings
      • Suspicious use of SetWindowsHookEx
      PID:2472

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        memory/2780-130-0x0000000074B3E000-0x0000000074B3F000-memory.dmp

        memory/2780-131-0x0000000000C20000-0x0000000000C28000-memory.dmp

        memory/2780-132-0x0000000002F70000-0x0000000002F7A000-memory.dmp

        memory/2780-133-0x0000000005610000-0x0000000005611000-memory.dmp

        memory/2780-134-0x00000000060A0000-0x00000000060B2000-memory.dmp