Analysis

  • max time kernel
    176s
  • max time network
    197s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-en-20220112
  • submitted
    07/02/2022, 15:32

General

  • Target

    a0ec319eb3f1f6c9f27102fb45e26a6a4986fcb5bc4b86793d33d8f00469d03a.exe

  • Size

    393KB

  • MD5

    5948f39653b1805dd68f6d005264eeeb

  • SHA1

    846257e99b0ef96dacbc378d8d0356135d8153b3

  • SHA256

    a0ec319eb3f1f6c9f27102fb45e26a6a4986fcb5bc4b86793d33d8f00469d03a

  • SHA512

    a17f295baa039d96fa9ca9c37579098fae2b4adb9a429a329851e379ccadcf8d544680866f30007c379ad4cd4780071cf54ec2d9c8a098f3b9daa7f0c12f4c68

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 5 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.

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\a0ec319eb3f1f6c9f27102fb45e26a6a4986fcb5bc4b86793d33d8f00469d03a.exe
    "C:\Users\Admin\AppData\Local\Temp\a0ec319eb3f1f6c9f27102fb45e26a6a4986fcb5bc4b86793d33d8f00469d03a.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:652
    • C:\Windows\system32\cmd.exe
      "C:\Windows\sysnative\cmd.exe" /c "C:\Users\Admin\AppData\Local\Temp\B7EE.tmp\B7EF.bat C:\Users\Admin\AppData\Local\Temp\a0ec319eb3f1f6c9f27102fb45e26a6a4986fcb5bc4b86793d33d8f00469d03a.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3312
      • C:\Users\Admin\AppData\Local\Temp\B7EE.tmp\2.exe
        2.exe
        3⤵
        • Executes dropped EXE
        • Drops file in Program Files directory
        PID:3536
  • 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:1352

Network

        MITRE ATT&CK Enterprise v6

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        Downloads