Analysis

  • max time kernel
    142s
  • max time network
    154s
  • 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 04:47

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:3672
    • 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:1104
    • C:\Windows\SysWOW64\calc.exe
      "C:\Windows\SYSWOW64\calc.exe"
      2⤵
        PID:4684

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_l43kgow5.wwi.ps1

      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • memory/1104-50-0x0000000007130000-0x00000000071D3000-memory.dmp

      Filesize

      652KB

    • memory/1104-22-0x0000000005840000-0x00000000058A6000-memory.dmp

      Filesize

      408KB

    • memory/1104-62-0x0000000075010000-0x00000000757C0000-memory.dmp

      Filesize

      7.7MB

    • memory/1104-59-0x0000000007580000-0x0000000007588000-memory.dmp

      Filesize

      32KB

    • memory/1104-58-0x00000000075A0000-0x00000000075BA000-memory.dmp

      Filesize

      104KB

    • memory/1104-57-0x00000000074A0000-0x00000000074B4000-memory.dmp

      Filesize

      80KB

    • memory/1104-56-0x0000000007490000-0x000000000749E000-memory.dmp

      Filesize

      56KB

    • memory/1104-55-0x0000000007460000-0x0000000007471000-memory.dmp

      Filesize

      68KB

    • memory/1104-9-0x0000000000E60000-0x0000000000E96000-memory.dmp

      Filesize

      216KB

    • memory/1104-12-0x0000000002800000-0x0000000002810000-memory.dmp

      Filesize

      64KB

    • memory/1104-13-0x0000000005210000-0x0000000005838000-memory.dmp

      Filesize

      6.2MB

    • memory/1104-54-0x00000000074E0000-0x0000000007576000-memory.dmp

      Filesize

      600KB

    • memory/1104-15-0x0000000002800000-0x0000000002810000-memory.dmp

      Filesize

      64KB

    • memory/1104-49-0x0000000006500000-0x000000000651E000-memory.dmp

      Filesize

      120KB

    • memory/1104-53-0x00000000072D0000-0x00000000072DA000-memory.dmp

      Filesize

      40KB

    • memory/1104-23-0x00000000058B0000-0x0000000005916000-memory.dmp

      Filesize

      408KB

    • memory/1104-33-0x0000000005930000-0x0000000005C84000-memory.dmp

      Filesize

      3.3MB

    • memory/1104-51-0x00000000078B0000-0x0000000007F2A000-memory.dmp

      Filesize

      6.5MB

    • memory/1104-20-0x0000000004E60000-0x0000000004E82000-memory.dmp

      Filesize

      136KB

    • memory/1104-52-0x0000000007260000-0x000000000727A000-memory.dmp

      Filesize

      104KB

    • memory/1104-37-0x000000007F9B0000-0x000000007F9C0000-memory.dmp

      Filesize

      64KB

    • memory/1104-38-0x0000000006530000-0x0000000006562000-memory.dmp

      Filesize

      200KB

    • memory/1104-39-0x00000000714A0000-0x00000000714EC000-memory.dmp

      Filesize

      304KB

    • memory/1104-34-0x0000000005F50000-0x0000000005F6E000-memory.dmp

      Filesize

      120KB

    • memory/1104-10-0x0000000075010000-0x00000000757C0000-memory.dmp

      Filesize

      7.7MB

    • memory/1104-35-0x0000000005FF0000-0x000000000603C000-memory.dmp

      Filesize

      304KB

    • memory/1104-36-0x0000000002800000-0x0000000002810000-memory.dmp

      Filesize

      64KB

    • memory/3672-8-0x0000000006E00000-0x0000000006FF2000-memory.dmp

      Filesize

      1.9MB

    • memory/3672-1-0x0000000000AE0000-0x0000000000AEE000-memory.dmp

      Filesize

      56KB

    • memory/3672-0-0x0000000075010000-0x00000000757C0000-memory.dmp

      Filesize

      7.7MB

    • memory/3672-2-0x0000000002D90000-0x0000000002DAA000-memory.dmp

      Filesize

      104KB

    • memory/3672-18-0x0000000075010000-0x00000000757C0000-memory.dmp

      Filesize

      7.7MB

    • memory/3672-4-0x0000000005500000-0x0000000005592000-memory.dmp

      Filesize

      584KB

    • memory/3672-5-0x0000000005730000-0x0000000005740000-memory.dmp

      Filesize

      64KB

    • memory/3672-3-0x0000000005BA0000-0x0000000006144000-memory.dmp

      Filesize

      5.6MB

    • memory/3672-6-0x00000000055B0000-0x00000000055BA000-memory.dmp

      Filesize

      40KB

    • memory/3672-7-0x0000000006D60000-0x0000000006DFC000-memory.dmp

      Filesize

      624KB

    • memory/4684-14-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/4684-17-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/4684-21-0x00000000026A0000-0x00000000026AD000-memory.dmp

      Filesize

      52KB

    • memory/4684-19-0x0000000000C80000-0x0000000000C89000-memory.dmp

      Filesize

      36KB

    • memory/4684-11-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB