Analysis

  • max time kernel
    142s
  • max time network
    151s
  • 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 04:48

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:4944
    • 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:4940
    • C:\Windows\SysWOW64\calc.exe
      "C:\Windows\SYSWOW64\calc.exe"
      2⤵
        PID:3308

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_xcus1ich.p3r.ps1

      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • memory/3308-9-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/3308-17-0x0000000001160000-0x000000000116D000-memory.dmp

      Filesize

      52KB

    • memory/3308-15-0x0000000001120000-0x0000000001129000-memory.dmp

      Filesize

      36KB

    • memory/3308-10-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/3308-13-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/4940-21-0x0000000005710000-0x0000000005732000-memory.dmp

      Filesize

      136KB

    • memory/4940-34-0x00000000065F0000-0x000000000660E000-memory.dmp

      Filesize

      120KB

    • memory/4940-62-0x0000000074B80000-0x0000000075330000-memory.dmp

      Filesize

      7.7MB

    • memory/4940-59-0x0000000007CA0000-0x0000000007CA8000-memory.dmp

      Filesize

      32KB

    • memory/4940-11-0x0000000002CB0000-0x0000000002CE6000-memory.dmp

      Filesize

      216KB

    • memory/4940-58-0x0000000007CC0000-0x0000000007CDA000-memory.dmp

      Filesize

      104KB

    • memory/4940-14-0x0000000074B80000-0x0000000075330000-memory.dmp

      Filesize

      7.7MB

    • memory/4940-57-0x0000000007BC0000-0x0000000007BD4000-memory.dmp

      Filesize

      80KB

    • memory/4940-56-0x0000000007BB0000-0x0000000007BBE000-memory.dmp

      Filesize

      56KB

    • memory/4940-19-0x0000000005270000-0x0000000005280000-memory.dmp

      Filesize

      64KB

    • memory/4940-20-0x0000000005270000-0x0000000005280000-memory.dmp

      Filesize

      64KB

    • memory/4940-16-0x00000000058B0000-0x0000000005ED8000-memory.dmp

      Filesize

      6.2MB

    • memory/4940-55-0x0000000007B80000-0x0000000007B91000-memory.dmp

      Filesize

      68KB

    • memory/4940-22-0x00000000057B0000-0x0000000005816000-memory.dmp

      Filesize

      408KB

    • memory/4940-54-0x0000000007C00000-0x0000000007C96000-memory.dmp

      Filesize

      600KB

    • memory/4940-53-0x00000000079F0000-0x00000000079FA000-memory.dmp

      Filesize

      40KB

    • memory/4940-52-0x0000000007980000-0x000000000799A000-memory.dmp

      Filesize

      104KB

    • memory/4940-23-0x0000000005F90000-0x0000000005FF6000-memory.dmp

      Filesize

      408KB

    • memory/4940-33-0x0000000006000000-0x0000000006354000-memory.dmp

      Filesize

      3.3MB

    • memory/4940-51-0x0000000007FC0000-0x000000000863A000-memory.dmp

      Filesize

      6.5MB

    • memory/4940-35-0x0000000006630000-0x000000000667C000-memory.dmp

      Filesize

      304KB

    • memory/4940-36-0x0000000005270000-0x0000000005280000-memory.dmp

      Filesize

      64KB

    • memory/4940-37-0x000000007F370000-0x000000007F380000-memory.dmp

      Filesize

      64KB

    • memory/4940-38-0x00000000077D0000-0x0000000007802000-memory.dmp

      Filesize

      200KB

    • memory/4940-49-0x0000000006BB0000-0x0000000006BCE000-memory.dmp

      Filesize

      120KB

    • memory/4940-39-0x0000000070A40000-0x0000000070A8C000-memory.dmp

      Filesize

      304KB

    • memory/4940-50-0x0000000007810000-0x00000000078B3000-memory.dmp

      Filesize

      652KB

    • memory/4944-7-0x0000000006C20000-0x0000000006CBC000-memory.dmp

      Filesize

      624KB

    • memory/4944-1-0x0000000000A40000-0x0000000000A4E000-memory.dmp

      Filesize

      56KB

    • memory/4944-2-0x0000000005340000-0x000000000535A000-memory.dmp

      Filesize

      104KB

    • memory/4944-0-0x0000000074B80000-0x0000000075330000-memory.dmp

      Filesize

      7.7MB

    • memory/4944-3-0x0000000005960000-0x0000000005F04000-memory.dmp

      Filesize

      5.6MB

    • memory/4944-18-0x0000000074B80000-0x0000000075330000-memory.dmp

      Filesize

      7.7MB

    • memory/4944-4-0x0000000005460000-0x00000000054F2000-memory.dmp

      Filesize

      584KB

    • memory/4944-5-0x0000000005690000-0x00000000056A0000-memory.dmp

      Filesize

      64KB

    • memory/4944-6-0x0000000005610000-0x000000000561A000-memory.dmp

      Filesize

      40KB

    • memory/4944-8-0x0000000006CC0000-0x0000000006EB2000-memory.dmp

      Filesize

      1.9MB