Analysis

  • max time kernel
    151s
  • max time network
    161s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30/12/2023, 14:02

General

  • Target

    1ad9e0ca2221d29ca26b6b3280554486.exe

  • Size

    96KB

  • MD5

    1ad9e0ca2221d29ca26b6b3280554486

  • SHA1

    098a579f34633d8d6ba4caca4e749608dc002a24

  • SHA256

    66fde7b1a9a42bb31309b069497eaf2344e0ff90b297ea243faab9323e901f6e

  • SHA512

    69d79246112704de064c7c7cdd970f8f708cf43881d34c7607d17263d67f01ac4c2558b83fac55fcc961810ac10bb1b6140444849c83a92d911296f9dd0d4e2d

  • SSDEEP

    1536:tyhBH+f6cOahUkGulSc16l6u+NMMl/KlYv1T4hThFdNIjnZO:6ohFlu88FFdCnQ

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\1ad9e0ca2221d29ca26b6b3280554486.exe
    "C:\Users\Admin\AppData\Local\Temp\1ad9e0ca2221d29ca26b6b3280554486.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:4492
    • C:\Users\Admin\leooqi.exe
      "C:\Users\Admin\leooqi.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:4980

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\leooqi.exe

    Filesize

    96KB

    MD5

    91dfbc4e1bb2ee9254f12172f8b57db9

    SHA1

    e8673ee9d29b0adb5845f641038977b5bc6eb2ba

    SHA256

    9ec2783dc0aadc019c693a11ac6bba57e2cca154f58bfb2321f739b785bf85df

    SHA512

    81fcad174bece92db78c933b4539ab55e1161d7e78cd8e4b8bf07ceea07b85036d9a37c78b0166118dcb7f4434a992b7e66f8bfeb3cdfab539e52ac7fa5a5672