Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-04-2024 05:24

General

  • Target

    f905cf7e130ececea4c6256f3b816dcdfcd7cd165d1cbf89d3038d256e80909c.exe

  • Size

    212KB

  • MD5

    0d4a45dce9816e44827346c0274dac14

  • SHA1

    4887801c2741a6905e75fc1acf4282441546378f

  • SHA256

    f905cf7e130ececea4c6256f3b816dcdfcd7cd165d1cbf89d3038d256e80909c

  • SHA512

    53c6c7ab56813ff36dd4995a458a7658ace56d19786bec5ac636aaa04296096c579f841cde48568e0105970f7e08707e6577fafb1f551e3309e45c92460273dd

  • SSDEEP

    6144:3srM8O2JG4GpRKnvmb7/D26h/xFb8RQF9jwC/tRvPXbyheAg4ZIjJCe5SG:8rM8OUPURKnvmb7/D26xb8RQF9jwC/Tz

Score
10/10

Malware Config

Signatures

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

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

  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 51 IoCs
  • Enumerates physical storage devices 1 TTPs

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

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\f905cf7e130ececea4c6256f3b816dcdfcd7cd165d1cbf89d3038d256e80909c.exe
    "C:\Users\Admin\AppData\Local\Temp\f905cf7e130ececea4c6256f3b816dcdfcd7cd165d1cbf89d3038d256e80909c.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:3400
    • C:\Users\Admin\wuwap.exe
      "C:\Users\Admin\wuwap.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:4952
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4032 --field-trial-handle=2900,i,14549994492153927475,12895178890800740987,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:1336

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\wuwap.exe
      Filesize

      212KB

      MD5

      f25826799dce6885b3cce2136ce3516f

      SHA1

      fc7a2b4cbb40e68936f4e3bf78997c0a6562648c

      SHA256

      0e543707104f5a0dd5f0ed84daf6c4bb737f48fe8c7c8418c63d85d532e4ffd2

      SHA512

      72a0129b74176d6f6b414144fa073de21cc0e13bd9281e2216fb9ef270c061edd6cc39395d1ff4ab29e9b115181c443aca1a815022932cc74ef948294a0aa22e