Analysis

  • max time kernel
    142s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12-02-2024 04:25

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:4696
    • 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:4076
    • C:\Windows\SysWOW64\calc.exe
      "C:\Windows\SYSWOW64\calc.exe"
      2⤵
        PID:4920

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_0l3bvzjq.gv5.ps1

      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • memory/4076-48-0x0000000007580000-0x0000000007623000-memory.dmp

      Filesize

      652KB

    • memory/4076-47-0x0000000007510000-0x000000000752E000-memory.dmp

      Filesize

      120KB

    • memory/4076-60-0x00000000748F0000-0x00000000750A0000-memory.dmp

      Filesize

      7.7MB

    • memory/4076-57-0x00000000079D0000-0x00000000079D8000-memory.dmp

      Filesize

      32KB

    • memory/4076-56-0x00000000079F0000-0x0000000007A0A000-memory.dmp

      Filesize

      104KB

    • memory/4076-55-0x00000000078F0000-0x0000000007904000-memory.dmp

      Filesize

      80KB

    • memory/4076-20-0x00000000053C0000-0x00000000053E2000-memory.dmp

      Filesize

      136KB

    • memory/4076-54-0x00000000078E0000-0x00000000078EE000-memory.dmp

      Filesize

      56KB

    • memory/4076-21-0x0000000005460000-0x00000000054C6000-memory.dmp

      Filesize

      408KB

    • memory/4076-52-0x0000000007930000-0x00000000079C6000-memory.dmp

      Filesize

      600KB

    • memory/4076-51-0x0000000007720000-0x000000000772A000-memory.dmp

      Filesize

      40KB

    • memory/4076-50-0x00000000076B0000-0x00000000076CA000-memory.dmp

      Filesize

      104KB

    • memory/4076-49-0x0000000007CF0000-0x000000000836A000-memory.dmp

      Filesize

      6.5MB

    • memory/4076-18-0x0000000004F80000-0x0000000004F90000-memory.dmp

      Filesize

      64KB

    • memory/4076-17-0x0000000004DD0000-0x0000000004E06000-memory.dmp

      Filesize

      216KB

    • memory/4076-37-0x00000000707B0000-0x00000000707FC000-memory.dmp

      Filesize

      304KB

    • memory/4076-14-0x00000000748F0000-0x00000000750A0000-memory.dmp

      Filesize

      7.7MB

    • memory/4076-27-0x0000000005D60000-0x0000000005DC6000-memory.dmp

      Filesize

      408KB

    • memory/4076-36-0x0000000007530000-0x0000000007562000-memory.dmp

      Filesize

      200KB

    • memory/4076-53-0x00000000078B0000-0x00000000078C1000-memory.dmp

      Filesize

      68KB

    • memory/4076-19-0x00000000055C0000-0x0000000005BE8000-memory.dmp

      Filesize

      6.2MB

    • memory/4076-35-0x0000000004F80000-0x0000000004F90000-memory.dmp

      Filesize

      64KB

    • memory/4076-28-0x0000000005DD0000-0x0000000006124000-memory.dmp

      Filesize

      3.3MB

    • memory/4076-33-0x00000000063B0000-0x00000000063CE000-memory.dmp

      Filesize

      120KB

    • memory/4076-34-0x00000000063D0000-0x000000000641C000-memory.dmp

      Filesize

      304KB

    • memory/4696-8-0x00000000071A0000-0x0000000007392000-memory.dmp

      Filesize

      1.9MB

    • memory/4696-7-0x0000000007000000-0x000000000709C000-memory.dmp

      Filesize

      624KB

    • memory/4696-3-0x0000000005E40000-0x00000000063E4000-memory.dmp

      Filesize

      5.6MB

    • memory/4696-4-0x00000000057B0000-0x0000000005842000-memory.dmp

      Filesize

      584KB

    • memory/4696-1-0x00000000748F0000-0x00000000750A0000-memory.dmp

      Filesize

      7.7MB

    • memory/4696-0-0x0000000000DA0000-0x0000000000DAE000-memory.dmp

      Filesize

      56KB

    • memory/4696-13-0x00000000748F0000-0x00000000750A0000-memory.dmp

      Filesize

      7.7MB

    • memory/4696-2-0x00000000056B0000-0x00000000056CA000-memory.dmp

      Filesize

      104KB

    • memory/4696-5-0x00000000059D0000-0x00000000059E0000-memory.dmp

      Filesize

      64KB

    • memory/4696-6-0x0000000005980000-0x000000000598A000-memory.dmp

      Filesize

      40KB

    • memory/4920-15-0x0000000000F50000-0x0000000000F59000-memory.dmp

      Filesize

      36KB

    • memory/4920-9-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/4920-10-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/4920-12-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/4920-16-0x0000000000F80000-0x0000000000F8D000-memory.dmp

      Filesize

      52KB