Analysis

  • max time kernel
    153s
  • max time network
    182s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02/10/2022, 07:45

General

  • Target

    16ac84c9b9091e6f7bfec476a6806c5442b2a1d845ee26dcd49e921e4537342f.exe

  • Size

    244KB

  • MD5

    565f945de43648a216f7ed27077a6277

  • SHA1

    7280a5218d956075ccc12bb49008b1f9a297fc51

  • SHA256

    16ac84c9b9091e6f7bfec476a6806c5442b2a1d845ee26dcd49e921e4537342f

  • SHA512

    cc0d03829d458f0e6e8fab3bca28afc1c755c75fc161722ad2164179b7369f96a3b95cd3f0d4c9e7620aaedd61b1acb9dbe4be6d0cce1c79bada328b0474fabe

  • SSDEEP

    6144:fgw8DFe0qip4r1XNOmNBLxAG7H59R7g0fY4rGK/fObT/bGijVq1Wzr/+mNGXnFGi:fD8DFe0qip4rZNOm3FAG7H59R7g0fY4f

Score
10/10

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Adds Run key to start application 2 TTPs 55 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\16ac84c9b9091e6f7bfec476a6806c5442b2a1d845ee26dcd49e921e4537342f.exe
    "C:\Users\Admin\AppData\Local\Temp\16ac84c9b9091e6f7bfec476a6806c5442b2a1d845ee26dcd49e921e4537342f.exe"
    1⤵
    • Modifies visiblity of hidden/system files in Explorer
    • Checks computer location settings
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4756
    • C:\Users\Admin\piaegoc.exe
      "C:\Users\Admin\piaegoc.exe"
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:548

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        • C:\Users\Admin\piaegoc.exe

          Filesize

          244KB

          MD5

          5121cbee0ffe82643cfb857b462a3758

          SHA1

          a932ad802ea8c13a6944387d4a5c5e2db4df4e5a

          SHA256

          ded3b0ad2c96f0e2bf2825e6cabd5a5ac266db2ebc6baff43c600ad5229222d9

          SHA512

          0ab27d23da33239a61da1e5a9d6d8bece3a0b003c92ac43f726bcaa8c97fa40f3b1dd58683e5d023734522b320ea932bf5ce7a997b8af81042fb984b0209bc03

        • C:\Users\Admin\piaegoc.exe

          Filesize

          244KB

          MD5

          5121cbee0ffe82643cfb857b462a3758

          SHA1

          a932ad802ea8c13a6944387d4a5c5e2db4df4e5a

          SHA256

          ded3b0ad2c96f0e2bf2825e6cabd5a5ac266db2ebc6baff43c600ad5229222d9

          SHA512

          0ab27d23da33239a61da1e5a9d6d8bece3a0b003c92ac43f726bcaa8c97fa40f3b1dd58683e5d023734522b320ea932bf5ce7a997b8af81042fb984b0209bc03