Analysis

  • max time kernel
    189s
  • max time network
    190s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27-11-2022 13:01

General

  • Target

    112c43d3a47a3c809d5521e68a8ed500ad995456458c67c2ce0f46bc9f1d701b.exe

  • Size

    601KB

  • MD5

    49dd6bc79e73364699ae780146229c6f

  • SHA1

    ec4884e761f3cf54e7d9541bed7dd6bc366aa7d6

  • SHA256

    112c43d3a47a3c809d5521e68a8ed500ad995456458c67c2ce0f46bc9f1d701b

  • SHA512

    3d17655aaf05e67256aba37dabdf031af86bf2258a5c8cb2c5ffd56327738b1c71596653ca0b19e3815bc4390820e6bc31e8c3763d4e56ab23541d46cda10f3b

  • SSDEEP

    12288:xORNsuj7LM2e2Bl4St2AxKeAN+GKnvLof/9WraN0bfs3kZwD+ZAd2:xsNsmM2lBmSt2A+yTof/YrdfqkZwD4AY

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 7 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 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\112c43d3a47a3c809d5521e68a8ed500ad995456458c67c2ce0f46bc9f1d701b.exe
    "C:\Users\Admin\AppData\Local\Temp\112c43d3a47a3c809d5521e68a8ed500ad995456458c67c2ce0f46bc9f1d701b.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:1960
    • C:\Users\Admin\AppData\Local\Temp\n6976\s6976.exe
      "C:\Users\Admin\AppData\Local\Temp\n6976\s6976.exe" b7c9950f5c098e19c3f7aae5ld1Wcb3APAlyi7UJkVUlSX647P1uGG688zHDEJZST1e7Eo7qH2M0uaBTnOZVCYElORslsFKb7SW0UHGw1ZDI4cE75aG8hGonKH4Gu5G88FoN7gle0hDeVaUY7yqCuKqh0paCEPKJvxJA4SgW2qngDECJUAWhdtsthQ5GuZU= /v "C:\Users\Admin\AppData\Local\Temp\112c43d3a47a3c809d5521e68a8ed500ad995456458c67c2ce0f46bc9f1d701b.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:4832

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\n6976\s6976.exe

    Filesize

    349KB

    MD5

    f42490846128abad3a6504a02c9ef12c

    SHA1

    017da52f785d1385ee7fd9a5bcb2550096166385

    SHA256

    19f929c13687b2af00ee10f0658333a1636002b185dac113a7a8182c29369951

    SHA512

    983e99e6cdbd86042a3b323bb4c4d0033614a0efd4997327e0fa942e4b56c76b8337ccb692b5a6879acc01fc7d1a7c0ed4b0195bfaff81e526587b0b1a638321

  • C:\Users\Admin\AppData\Local\Temp\n6976\s6976.exe

    Filesize

    349KB

    MD5

    f42490846128abad3a6504a02c9ef12c

    SHA1

    017da52f785d1385ee7fd9a5bcb2550096166385

    SHA256

    19f929c13687b2af00ee10f0658333a1636002b185dac113a7a8182c29369951

    SHA512

    983e99e6cdbd86042a3b323bb4c4d0033614a0efd4997327e0fa942e4b56c76b8337ccb692b5a6879acc01fc7d1a7c0ed4b0195bfaff81e526587b0b1a638321

  • memory/4832-135-0x00007FFF6C1F0000-0x00007FFF6CC26000-memory.dmp

    Filesize

    10.2MB