Analysis

  • max time kernel
    92s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231222-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12-02-2024 05:02

General

  • Target

    c4290abc9b05d22cb4112768759acf854f881d08e697528fa2549740f89b9d75.exe

  • Size

    40KB

  • MD5

    fcb6adcf738982cca1afdf3710ba489b

  • SHA1

    5b62a4044f9598085ea48d1984d901c85ec88723

  • SHA256

    c4290abc9b05d22cb4112768759acf854f881d08e697528fa2549740f89b9d75

  • SHA512

    40d64e13d0d34efeb1c1c3dc4f3755a393aab85baa2e29f3f9587300d3142d68cc4eb00fe274b2337b4cd1d3a2fa89bdf484fd0c484d36abe2cdd89d26142b4e

  • SSDEEP

    768:Gro0B38UZCob4fgl4zmzU6+8NaL7oRoEOqBEFiRmmY:GJsI0gl4zYQ7aoEOUeiZY

Malware Config

Signatures

  • Detects LgoogLoader payload 1 IoCs
  • LgoogLoader

    A downloader capable of dropping and executing other malware families.

  • UAC bypass 3 TTPs 1 IoCs
  • Windows security bypass 2 TTPs 2 IoCs
  • Detects Windows exceutables bypassing UAC using CMSTP utility, command line and INF 1 IoCs
  • Detects Windows executables referencing non-Windows User-Agents 1 IoCs
  • Detects executables containing artifacts associated with disabling Widnows Defender 1 IoCs
  • Detects executables embedding command execution via IExecuteCommand COM object 1 IoCs
  • Detects executables potentially checking for WinJail sandbox window 2 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Windows security modification 2 TTPs 3 IoCs
  • Checks whether UAC is enabled 1 TTPs 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c4290abc9b05d22cb4112768759acf854f881d08e697528fa2549740f89b9d75.exe
    "C:\Users\Admin\AppData\Local\Temp\c4290abc9b05d22cb4112768759acf854f881d08e697528fa2549740f89b9d75.exe"
    1⤵
    • UAC bypass
    • Windows security bypass
    • Checks computer location settings
    • Windows security modification
    • Checks whether UAC is enabled
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    • System policy modification
    PID:1600
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\c4290abc9b05d22cb4112768759acf854f881d08e697528fa2549740f89b9d75.exe" -Force
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1944
    • C:\Windows\SysWOW64\calc.exe
      "C:\Windows\SYSWOW64\calc.exe"
      2⤵
        PID:3376

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_k1lccyxz.e5n.ps1

      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • memory/1600-15-0x0000000074670000-0x0000000074E20000-memory.dmp

      Filesize

      7.7MB

    • memory/1600-1-0x0000000000ED0000-0x0000000000EDE000-memory.dmp

      Filesize

      56KB

    • memory/1600-0-0x0000000074670000-0x0000000074E20000-memory.dmp

      Filesize

      7.7MB

    • memory/1600-3-0x0000000005F00000-0x00000000064A4000-memory.dmp

      Filesize

      5.6MB

    • memory/1600-4-0x0000000005950000-0x00000000059E2000-memory.dmp

      Filesize

      584KB

    • memory/1600-5-0x00000000058E0000-0x00000000058F0000-memory.dmp

      Filesize

      64KB

    • memory/1600-6-0x0000000005910000-0x000000000591A000-memory.dmp

      Filesize

      40KB

    • memory/1600-7-0x00000000081C0000-0x000000000825C000-memory.dmp

      Filesize

      624KB

    • memory/1600-8-0x0000000009290000-0x0000000009482000-memory.dmp

      Filesize

      1.9MB

    • memory/1600-2-0x00000000057D0000-0x00000000057EA000-memory.dmp

      Filesize

      104KB

    • memory/1944-21-0x0000000004FA0000-0x0000000004FC2000-memory.dmp

      Filesize

      136KB

    • memory/1944-36-0x000000007F960000-0x000000007F970000-memory.dmp

      Filesize

      64KB

    • memory/1944-13-0x00000000025A0000-0x00000000025D6000-memory.dmp

      Filesize

      216KB

    • memory/1944-17-0x0000000002560000-0x0000000002570000-memory.dmp

      Filesize

      64KB

    • memory/1944-19-0x00000000050D0000-0x00000000056F8000-memory.dmp

      Filesize

      6.2MB

    • memory/1944-63-0x0000000074670000-0x0000000074E20000-memory.dmp

      Filesize

      7.7MB

    • memory/1944-60-0x00000000074B0000-0x00000000074B8000-memory.dmp

      Filesize

      32KB

    • memory/1944-16-0x0000000002560000-0x0000000002570000-memory.dmp

      Filesize

      64KB

    • memory/1944-23-0x0000000005830000-0x0000000005896000-memory.dmp

      Filesize

      408KB

    • memory/1944-59-0x00000000074D0000-0x00000000074EA000-memory.dmp

      Filesize

      104KB

    • memory/1944-22-0x0000000005040000-0x00000000050A6000-memory.dmp

      Filesize

      408KB

    • memory/1944-58-0x00000000073D0000-0x00000000073E4000-memory.dmp

      Filesize

      80KB

    • memory/1944-33-0x00000000058A0000-0x0000000005BF4000-memory.dmp

      Filesize

      3.3MB

    • memory/1944-14-0x0000000074670000-0x0000000074E20000-memory.dmp

      Filesize

      7.7MB

    • memory/1944-35-0x0000000005EB0000-0x0000000005EFC000-memory.dmp

      Filesize

      304KB

    • memory/1944-34-0x0000000005E60000-0x0000000005E7E000-memory.dmp

      Filesize

      120KB

    • memory/1944-37-0x0000000006430000-0x0000000006462000-memory.dmp

      Filesize

      200KB

    • memory/1944-48-0x0000000006E40000-0x0000000006E5E000-memory.dmp

      Filesize

      120KB

    • memory/1944-51-0x0000000007060000-0x0000000007103000-memory.dmp

      Filesize

      652KB

    • memory/1944-50-0x0000000002560000-0x0000000002570000-memory.dmp

      Filesize

      64KB

    • memory/1944-49-0x0000000002560000-0x0000000002570000-memory.dmp

      Filesize

      64KB

    • memory/1944-53-0x0000000007190000-0x00000000071AA000-memory.dmp

      Filesize

      104KB

    • memory/1944-54-0x0000000007200000-0x000000000720A000-memory.dmp

      Filesize

      40KB

    • memory/1944-52-0x00000000077D0000-0x0000000007E4A000-memory.dmp

      Filesize

      6.5MB

    • memory/1944-38-0x0000000070520000-0x000000007056C000-memory.dmp

      Filesize

      304KB

    • memory/1944-57-0x00000000073C0000-0x00000000073CE000-memory.dmp

      Filesize

      56KB

    • memory/1944-55-0x0000000007410000-0x00000000074A6000-memory.dmp

      Filesize

      600KB

    • memory/1944-56-0x0000000007390000-0x00000000073A1000-memory.dmp

      Filesize

      68KB

    • memory/3376-12-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/3376-9-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/3376-10-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/3376-18-0x0000000001510000-0x0000000001519000-memory.dmp

      Filesize

      36KB

    • memory/3376-20-0x0000000001550000-0x000000000155D000-memory.dmp

      Filesize

      52KB