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Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19/12/2023, 11:32

General

  • Target

    14ed84d8ae29095fc5f4e836c97f4f81.exe

  • Size

    376KB

  • MD5

    14ed84d8ae29095fc5f4e836c97f4f81

  • SHA1

    5f8a9b1e466adc54ddc5751d4c55a51ffd894953

  • SHA256

    ee404c58b82fa9c51a0744a9234dfd070aaae14c62a3306cf7f50ab7c8d06b8e

  • SHA512

    5af2afb516636d27bf990f6876b5ab46419f2117225503b80d4436ec981db6255fdd40de76402bc44a4c0bea9a2f6e4233e48f7b31edc46334c2f778f0af2148

  • SSDEEP

    3072:EUbVmk0tQ9nLHbB9WHCS0AgTlhsp3mWVC:2k4QxL7B9WHK9Jhsp3G

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 27 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\14ed84d8ae29095fc5f4e836c97f4f81.exe
    "C:\Users\Admin\AppData\Local\Temp\14ed84d8ae29095fc5f4e836c97f4f81.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:3056
    • C:\Users\Admin\weuuzil.exe
      "C:\Users\Admin\weuuzil.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:1424

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\weuuzil.exe

    Filesize

    376KB

    MD5

    0dd70b1c2785252b0176ab5270b62cca

    SHA1

    c7bcf0d5caf900ef2d5f81b7ede9e6d5afa85fba

    SHA256

    05bdee57bceaa8a1fb53392aa08de578bd388d1619986d6ae180a1b54de6a13b

    SHA512

    9888f2088029327a092a869e86526bf302f4a8845327269f5ea7dbd92fadd2fcc336f0708a430e0f8090235aea264f91963d7a5aafccfff7e930a204fc4b7949

  • memory/1424-34-0x0000000000400000-0x0000000000461000-memory.dmp

    Filesize

    388KB

  • memory/3056-0-0x0000000000400000-0x0000000000461000-memory.dmp

    Filesize

    388KB