Analysis

  • max time kernel
    147s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240221-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240221-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-02-2024 05:05

General

  • Target

    9ae11d65b395971a284fc936690c5d1dfd035332321fba900dfa873c58243283.exe

  • Size

    101KB

  • MD5

    19046ffd0a7a3365ba8e5b464bba149b

  • SHA1

    66ce137113ada0844a916252f0e456d06cf906c1

  • SHA256

    9ae11d65b395971a284fc936690c5d1dfd035332321fba900dfa873c58243283

  • SHA512

    639f852a4665bb80271f10e1c60e5fd6046c556aaaa5c6e9e5cbfb43552ce2d7d4d4df03c15d51ecd28f25845e71a1ee60dc49a6fd76a6b468abfb6e153a2fed

  • SSDEEP

    3072:z2NFei6thiKp+Ag3Q5JMUXFKJUHL5typ2g4e2byJYN:uFjOg3Q511Km5omeS

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
  • Contacts a large (5078) amount of remote hosts 1 TTPs

    This may indicate a network scan to discover remotely running services.

  • Detects Windows executables referencing non-Windows User-Agents 1 IoCs
  • Detects executables packed with or use KoiVM 1 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
  • Creates a large amount of network flows 1 TTPs

    This may indicate a network scan to discover remotely running services.

  • 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 2 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9ae11d65b395971a284fc936690c5d1dfd035332321fba900dfa873c58243283.exe
    "C:\Users\Admin\AppData\Local\Temp\9ae11d65b395971a284fc936690c5d1dfd035332321fba900dfa873c58243283.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 AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    • System policy modification
    PID:4560
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\9ae11d65b395971a284fc936690c5d1dfd035332321fba900dfa873c58243283.exe" -Force
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:5116
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\ngen.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\ngen.exe"
      2⤵
        PID:5972
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\ngen.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\ngen.exe"
        2⤵
          PID:4344

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_d0zhklih.n53.ps1

        Filesize

        60B

        MD5

        d17fe0a3f47be24a6453e9ef58c94641

        SHA1

        6ab83620379fc69f80c0242105ddffd7d98d5d9d

        SHA256

        96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

        SHA512

        5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

      • memory/4560-0-0x0000019A90670000-0x0000019A9068C000-memory.dmp

        Filesize

        112KB

      • memory/4560-1-0x00007FFA84C80000-0x00007FFA85741000-memory.dmp

        Filesize

        10.8MB

      • memory/4560-2-0x0000019A90AA0000-0x0000019A90AB0000-memory.dmp

        Filesize

        64KB

      • memory/4560-3-0x0000019AAC7B0000-0x0000019AAC844000-memory.dmp

        Filesize

        592KB

      • memory/4560-28-0x00007FFA84C80000-0x00007FFA85741000-memory.dmp

        Filesize

        10.8MB

      • memory/4560-23-0x0000019A90AA0000-0x0000019A90AB0000-memory.dmp

        Filesize

        64KB

      • memory/4560-7-0x00007FFA84C80000-0x00007FFA85741000-memory.dmp

        Filesize

        10.8MB

      • memory/5116-10-0x000001DE8F910000-0x000001DE8F920000-memory.dmp

        Filesize

        64KB

      • memory/5116-11-0x000001DE8F910000-0x000001DE8F920000-memory.dmp

        Filesize

        64KB

      • memory/5116-12-0x00007FFA84C80000-0x00007FFA85741000-memory.dmp

        Filesize

        10.8MB

      • memory/5116-21-0x000001DE8F950000-0x000001DE8F972000-memory.dmp

        Filesize

        136KB

      • memory/5116-24-0x000001DE8F910000-0x000001DE8F920000-memory.dmp

        Filesize

        64KB

      • memory/5116-27-0x00007FFA84C80000-0x00007FFA85741000-memory.dmp

        Filesize

        10.8MB

      • memory/5972-8-0x0000000001240000-0x000000000124D000-memory.dmp

        Filesize

        52KB

      • memory/5972-9-0x0000000001220000-0x0000000001229000-memory.dmp

        Filesize

        36KB

      • memory/5972-6-0x0000000000400000-0x000000000043F000-memory.dmp

        Filesize

        252KB

      • memory/5972-5-0x0000000000400000-0x000000000043F000-memory.dmp

        Filesize

        252KB

      • memory/5972-4-0x0000000000400000-0x000000000043F000-memory.dmp

        Filesize

        252KB

      • memory/5972-29-0x0000000001220000-0x0000000001229000-memory.dmp

        Filesize

        36KB