Analysis

  • max time kernel
    144s
  • max time network
    148s
  • 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 05:04

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:1232
    • C:\Windows\SysWOW64\calc.exe
      "C:\Windows\SYSWOW64\calc.exe"
      2⤵
        PID:3920
      • 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:3848

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_uxnwdlel.hzu.ps1

      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • memory/1232-20-0x00000000745F0000-0x0000000074DA0000-memory.dmp

      Filesize

      7.7MB

    • memory/1232-2-0x0000000003310000-0x000000000332A000-memory.dmp

      Filesize

      104KB

    • memory/1232-0-0x0000000000ED0000-0x0000000000EDE000-memory.dmp

      Filesize

      56KB

    • memory/1232-4-0x0000000005900000-0x0000000005992000-memory.dmp

      Filesize

      584KB

    • memory/1232-3-0x0000000005EB0000-0x0000000006454000-memory.dmp

      Filesize

      5.6MB

    • memory/1232-5-0x0000000005A80000-0x0000000005A90000-memory.dmp

      Filesize

      64KB

    • memory/1232-6-0x00000000059B0000-0x00000000059BA000-memory.dmp

      Filesize

      40KB

    • memory/1232-7-0x0000000008170000-0x000000000820C000-memory.dmp

      Filesize

      624KB

    • memory/1232-8-0x0000000009230000-0x0000000009422000-memory.dmp

      Filesize

      1.9MB

    • memory/1232-1-0x00000000745F0000-0x0000000074DA0000-memory.dmp

      Filesize

      7.7MB

    • memory/3848-16-0x0000000004590000-0x00000000045A0000-memory.dmp

      Filesize

      64KB

    • memory/3848-48-0x0000000006020000-0x000000000603E000-memory.dmp

      Filesize

      120KB

    • memory/3848-23-0x00000000053D0000-0x0000000005436000-memory.dmp

      Filesize

      408KB

    • memory/3848-15-0x0000000004590000-0x00000000045A0000-memory.dmp

      Filesize

      64KB

    • memory/3848-33-0x0000000005540000-0x0000000005894000-memory.dmp

      Filesize

      3.3MB

    • memory/3848-22-0x00000000052B0000-0x0000000005316000-memory.dmp

      Filesize

      408KB

    • memory/3848-18-0x0000000004BD0000-0x00000000051F8000-memory.dmp

      Filesize

      6.2MB

    • memory/3848-34-0x0000000005A10000-0x0000000005A2E000-memory.dmp

      Filesize

      120KB

    • memory/3848-35-0x0000000005A60000-0x0000000005AAC000-memory.dmp

      Filesize

      304KB

    • memory/3848-63-0x00000000745F0000-0x0000000074DA0000-memory.dmp

      Filesize

      7.7MB

    • memory/3848-37-0x0000000005FE0000-0x0000000006012000-memory.dmp

      Filesize

      200KB

    • memory/3848-10-0x0000000004470000-0x00000000044A6000-memory.dmp

      Filesize

      216KB

    • memory/3848-58-0x0000000006F80000-0x0000000006F94000-memory.dmp

      Filesize

      80KB

    • memory/3848-12-0x00000000745F0000-0x0000000074DA0000-memory.dmp

      Filesize

      7.7MB

    • memory/3848-60-0x0000000007060000-0x0000000007068000-memory.dmp

      Filesize

      32KB

    • memory/3848-59-0x0000000007080000-0x000000000709A000-memory.dmp

      Filesize

      104KB

    • memory/3848-36-0x000000007EF00000-0x000000007EF10000-memory.dmp

      Filesize

      64KB

    • memory/3848-50-0x0000000006C40000-0x0000000006CE3000-memory.dmp

      Filesize

      652KB

    • memory/3848-51-0x0000000004590000-0x00000000045A0000-memory.dmp

      Filesize

      64KB

    • memory/3848-53-0x0000000006D40000-0x0000000006D5A000-memory.dmp

      Filesize

      104KB

    • memory/3848-52-0x0000000007380000-0x00000000079FA000-memory.dmp

      Filesize

      6.5MB

    • memory/3848-54-0x0000000006DB0000-0x0000000006DBA000-memory.dmp

      Filesize

      40KB

    • memory/3848-55-0x0000000006FC0000-0x0000000007056000-memory.dmp

      Filesize

      600KB

    • memory/3848-56-0x0000000006F40000-0x0000000006F51000-memory.dmp

      Filesize

      68KB

    • memory/3848-49-0x0000000004590000-0x00000000045A0000-memory.dmp

      Filesize

      64KB

    • memory/3848-21-0x0000000004B50000-0x0000000004B72000-memory.dmp

      Filesize

      136KB

    • memory/3848-38-0x00000000704B0000-0x00000000704FC000-memory.dmp

      Filesize

      304KB

    • memory/3848-57-0x0000000006F70000-0x0000000006F7E000-memory.dmp

      Filesize

      56KB

    • memory/3920-9-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/3920-11-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/3920-13-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/3920-17-0x0000000000A70000-0x0000000000A79000-memory.dmp

      Filesize

      36KB

    • memory/3920-19-0x0000000000AA0000-0x0000000000AAD000-memory.dmp

      Filesize

      52KB