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Analysis

  • max time kernel
    154s
  • max time network
    173s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02/12/2022, 00:25

General

  • Target

    892d56fccb5f3055c31bb2cc6079e0792844f6e8e3ca7a5bd7317cfec126631e.exe

  • Size

    284KB

  • MD5

    64d99c437d950c201ab6325147be3286

  • SHA1

    1f6acc37e62abc616c3fff3177b4a9b17b1b0bea

  • SHA256

    892d56fccb5f3055c31bb2cc6079e0792844f6e8e3ca7a5bd7317cfec126631e

  • SHA512

    a2c70624ef900a3a050cb224081015c8a3f2fe87fcaed184000f41976686fa8ae43f355042e2d6898f23937c8933ac4ffac4317578584115e5bb826af0accefd

  • SSDEEP

    6144:5C1rqY3PIXKnvmb7/D26wUnfiOR7Mkg5fAAygV9rMY6xN:Y1xIXKnvmb7/D26F/7MkEfAjgV9rM9N

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 53 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\892d56fccb5f3055c31bb2cc6079e0792844f6e8e3ca7a5bd7317cfec126631e.exe
    "C:\Users\Admin\AppData\Local\Temp\892d56fccb5f3055c31bb2cc6079e0792844f6e8e3ca7a5bd7317cfec126631e.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:1444
    • C:\Users\Admin\xtsout.exe
      "C:\Users\Admin\xtsout.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:3872

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\xtsout.exe

    Filesize

    284KB

    MD5

    16cee4e15efc990ee51be38d20eba4d1

    SHA1

    b5f0763e36011ce6e4c9569063bab00ee790debf

    SHA256

    ea7c099f9d02b377510c46bd871e28130664931e27f4c195c0cdef2bf09564af

    SHA512

    d82ed99386da75532295fccb69fdfbd38e429bcca01d487050c2e62d7954249a830baaae77c88307db76dc1ba70df2dc29e5967d101ec592ff6a4c12bb3a6844

  • C:\Users\Admin\xtsout.exe

    Filesize

    284KB

    MD5

    16cee4e15efc990ee51be38d20eba4d1

    SHA1

    b5f0763e36011ce6e4c9569063bab00ee790debf

    SHA256

    ea7c099f9d02b377510c46bd871e28130664931e27f4c195c0cdef2bf09564af

    SHA512

    d82ed99386da75532295fccb69fdfbd38e429bcca01d487050c2e62d7954249a830baaae77c88307db76dc1ba70df2dc29e5967d101ec592ff6a4c12bb3a6844