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Analysis

  • max time kernel
    74s
  • max time network
    137s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27/11/2022, 11:08

General

  • Target

    e5ec9653450797004fb44b7a4fc3a60a255f825480c5928768e7cb94a5a22807.exe

  • Size

    601KB

  • MD5

    ee3f776ac317e21ffa4568d6d0bfadb4

  • SHA1

    6643037016993ad87f0a21dd87c64e29372d2b9b

  • SHA256

    e5ec9653450797004fb44b7a4fc3a60a255f825480c5928768e7cb94a5a22807

  • SHA512

    9704d0b403bcb6605bdc6eed54d46f1a02fb84db19be9b40e7d691c93ead90cbc98124a37b428d2622844ef2e2d5bbbed79091f1b2c5ea432dd4d5cdd4a2e6ab

  • SSDEEP

    12288:xORNsuj7LM2e2Bl4St2AxKeAN+GKnvLof/9WraN0bfs3kZwD+ZAdO:xsNsmM2lBmSt2A+yTof/YrdfqkZwD4As

Score
9/10

Malware Config

Signatures

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Drops desktop.ini file(s) 2 IoCs
  • Drops file in Windows directory 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Enumerates system info in registry 2 TTPs 2 IoCs
  • Modifies system certificate store 2 TTPs 8 IoCs
  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e5ec9653450797004fb44b7a4fc3a60a255f825480c5928768e7cb94a5a22807.exe
    "C:\Users\Admin\AppData\Local\Temp\e5ec9653450797004fb44b7a4fc3a60a255f825480c5928768e7cb94a5a22807.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks computer location settings
    • Enumerates system info in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2364
    • C:\Users\Admin\AppData\Local\Temp\n9384\s9384.exe
      "C:\Users\Admin\AppData\Local\Temp\n9384\s9384.exe" 83b345fa99630510cb943b5fRzMgOpaTQ6xt2vqlFDKwd0fb1dWII7JTFXKdMnrwIzW1h3pVQdSL0Xh9MDEw6HHfpnJ6QqX/YCwpaxZoxsI4uzP4vVSug//tRC6ubMz9InrK5SO01FMEJtQEDb5yBJwXd6UfxROMJHPqspVmq64w71XnyZeqjVeSJRw8am8= /v "C:\Users\Admin\AppData\Local\Temp\e5ec9653450797004fb44b7a4fc3a60a255f825480c5928768e7cb94a5a22807.exe"
      2⤵
      • Executes dropped EXE
      • Drops desktop.ini file(s)
      • Drops file in Windows directory
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:4812

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\n9384\s9384.exe

    Filesize

    349KB

    MD5

    f42490846128abad3a6504a02c9ef12c

    SHA1

    017da52f785d1385ee7fd9a5bcb2550096166385

    SHA256

    19f929c13687b2af00ee10f0658333a1636002b185dac113a7a8182c29369951

    SHA512

    983e99e6cdbd86042a3b323bb4c4d0033614a0efd4997327e0fa942e4b56c76b8337ccb692b5a6879acc01fc7d1a7c0ed4b0195bfaff81e526587b0b1a638321

  • C:\Users\Admin\AppData\Local\Temp\n9384\s9384.exe

    Filesize

    349KB

    MD5

    f42490846128abad3a6504a02c9ef12c

    SHA1

    017da52f785d1385ee7fd9a5bcb2550096166385

    SHA256

    19f929c13687b2af00ee10f0658333a1636002b185dac113a7a8182c29369951

    SHA512

    983e99e6cdbd86042a3b323bb4c4d0033614a0efd4997327e0fa942e4b56c76b8337ccb692b5a6879acc01fc7d1a7c0ed4b0195bfaff81e526587b0b1a638321

  • memory/4812-135-0x00007FFA65EA0000-0x00007FFA668D6000-memory.dmp

    Filesize

    10.2MB

  • memory/4812-136-0x0000000000CFA000-0x0000000000CFF000-memory.dmp

    Filesize

    20KB

  • memory/4812-137-0x0000000000CFA000-0x0000000000CFF000-memory.dmp

    Filesize

    20KB

  • memory/4812-138-0x0000000000CFA000-0x0000000000CFF000-memory.dmp

    Filesize

    20KB