Analysis

  • max time kernel
    142s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230915-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16/10/2023, 16:06

General

  • Target

    Filters/BW/Amp 50-100-50-0-50 x2.bmp

  • Size

    10KB

  • MD5

    c8fb1c8e84c693f1bd2b0762cfca962e

  • SHA1

    8890f244a07fbfaa9ff6fd98d773d4bfb802c1dc

  • SHA256

    ad768a7afbadf5888ca14f1e98ed579f21fcc770b71be5c7ed22ed06807f9fa1

  • SHA512

    5402460444ab5208a82f7879c76db9aebe4c3c6a408ba02291d49d2cd49827dd3b641cb09f7177e0cbe06516537168b72e47011e4f1857f532ca1dc0d0c56bef

  • SSDEEP

    192:a5n1SRQeQUNHaoa1/pu1bN+/Y4eNsXUQmQILRwu4FyYu0NH/puj3kuaEe5aJf3c:asg6NymDF30Jf

Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

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

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

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

  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    cmd /c "C:\Users\Admin\AppData\Local\Temp\Filters\BW\Amp 50-100-50-0-50 x2.bmp"
    1⤵
    • Checks computer location settings
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:64
    • C:\Windows\system32\mspaint.exe
      "C:\Windows\system32\mspaint.exe" "C:\Users\Admin\AppData\Local\Temp\Filters\BW\Amp 50-100-50-0-50 x2.bmp"
      2⤵
      • Drops file in Windows directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:3840
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s DeviceAssociationService
    1⤵
      PID:1960

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads